Vehicle report
Technical service bulletins are instructions a manufacturer sent its dealers about a known fault. They are not recalls and the work is usually not free, but they are the clearest signal of a problem the manufacturer already knows about.
N262558690
General Motors has decided to conduct a Voluntary Emission Recall. Certain vehicles may have a condition which can cause the fuel pump power control module to fail. If this were to occur, fuel flow to the engine could be interrupted. Dealers will replace the fuel pump power control module.
PIT5801F
This preliminary information communicates diagnostic tips for air leveling suspension system.
PIP4902W
This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
N262558690-01
Emission Recall. General Motors has decided to conduct a Voluntary Emission Recall. Certain vehicles listed above may have a condition which can cause the fuel pump power control module to fail. If this were to occur, fuel flow to the engine could be interrupted. Dealers will replace the fuel pump power control module.
PIC6551C
This Preliminary information communicates to dealer to perform a MEC reset for wireless projection issues
PIT5099J
PI to help diagnose A/C concern
PIT5509N
This PI provides diagnostic tips for diagnosing electric trailer brakes issues.
PIT5910C
This Preliminary information communicates an issue with the dome light off switch not working after the BCM goes asleep. Advise dealership it is working as designed.
PIT6476C
This preliminary information communicates an issue with a Service Brake system message and DTC C055F due to a low battery condition. Dealer are to inspect the battery, battery connections and for any aftermarket devices.
PIT5966F
This Preliminary information communicates an issue with an OTA pending message still displayed after an OTA event and how to reset/clear the message.
PIT6209K
This Preliminary information communicates recovery procedure after return to dealer message.
PIT6519
This preliminary information is to inform technicians and customers that the voice command will be inoperative when trying to open applications. Engineering is investigating and this PI will be converted to a bulletin when a repair is available.
PIT5509M
This PI provides diagnostic tips for diagnosing electric trailer brakes issues.
PIC6423A
Pi created to provide GM dealers with information on gathering information for projection issue
PIC6551B
This Preliminary information communicates to dealer to perform a MEC reset for wireless projection issues
PIC6602W
This Preliminary information communicates to dealers steps to follow to obtain an IOK radio.
PIC6602V
This Preliminary information communicates to dealers steps to follow to obtain an IOK radio.
N252536751-01
Special Coverage. Certain vehicles listed above may have a condition where the transmission control valve has worn, resulting in a gradual loss of pressure within the valve. The effects can cause harsh shifting, setting a service engine soon message, reduced engine performance or P0747 diagnostic trouble code. This special coverage covers the condition described above for a period of 15 years or 150,000 miles (240,000 km), whichever occurs first, from the date the vehicle was originally placed in service, regardless of ownership. For vehicles covered by Vehicle Service Contracts, all eligible claims with repair orders on or after April 17, 2026, are covered by this special coverage and must be submitted using the labor operation codes provided with this bulletin. Claims with repair orders prior to April 17, 2026, must be submitted to the Service Contract provider. Vehicle owners or lessees who paid for repairs referenced in this Special Coverage (“Customers”) are eligible for reimbursement of their reasonable and customary expenses in accordance with the procedures specified below. The conditional right to reimbursement is provided by GM solely in the interest of customer satisfaction and is personal to Customers. Customers may not assign and GM does not consent to any assignment of any Customer’s right to submit reimbursement claims, or to receive reimbursement, or any other rights granted by this Special Coverage to any third party, including but not limited to service contract providers, and this Special Coverage is not intended to and does not confer any third party beneficiary, subrogation or contribution rights, or any other rights to reimbursement, against GM, whether in law, equity or otherwise, on any third parties. Dealers are to update the control valve body spacer plate, actuator feed valve and spring in the valve body. The repairs will be made at no charge to the customer.
N252536751
Special Coverage. Certain vehicles listed above may have a condition where the transmission control valve has worn, resulting in a gradual loss of pressure within the valve. The effects can cause harsh shifting, setting a service engine soon message, reduced engine performance or P0747 diagnostic trouble code. Dealers are to update the control valve body spacer plate, actuator feed valve and spring in the valve body. The repairs will be made at no charge to the customer.
PIT3271Q
This preliminary information communicates information about how to determine if a wheel and tires size change is available.
PIP4902V
This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
PIP6104
This Preliminary information communicates the steps on how to save a GDS2 Session Log and upload to a Technical Assistance Case in CX Connect.
PIT6406F
This Preliminary Information communicates direction for different audio issues with RPO UQA, UQF, UQS, or NKD
PIT6425D
This Preliminary information communicates to the field on how to diagnosis a GPS issue with the Telematic module with no DTC'ss
N252494003-02
Certain vehicles listed above, may have a condition where the connecting rod and/or crankshaft engine components in these vehicles may have manufacturing defects that can lead to engine damage and engine failure. This special coverage covers if an engine failure occurs in the vehicle as a result of the condition described above for a period of 10 years or 150,000 miles (240,000 km), whichever occurs first, from the date the vehicle was originally placed in service, regardless of ownership. For vehicles covered by Vehicle Service Contracts, all eligible claims with repair orders on or after May 23, 2025, are covered by this special coverage and must be submitted using the labor operation codes provided with this bulletin. Claims with repair orders prior to May 23, 2025, must be submitted to the Service Contract provider. Vehicle owners or lessees who paid for repairs referenced in this Special Coverage (“Customers”) are eligible for reimbursement of their reasonable and customary expenses in accordance with the procedures specified below. The conditional right to reimbursement is provided by GM solely in the interest of customer satisfaction and is personal to Customers. Customers may not assign and GM does not consent to any assignment of any Customer’s right to submit reimbursement claims, or to receive reimbursement, or any other rights granted by this Special Coverage to any third party, including but not limited to service contract providers, and this Special Coverage is not intended to and does not confer any third party beneficiary, subrogation or contribution rights, or any other rights to reimbursement, against GM, whether in law, equity or otherwise, on any third parties. Dealers are to replace the engine. The repairs will be made at no charge to the customer.
PIT6400A
This PI Communications information on an alternative product dealers can use to perform 19-NA-255: Wax Coating on Frame Peeling, Metal Shows Corrosion/Rusting due to issue with getting product from current supplier listed in the bulletin.
PIT6425C
This Preliminary information communicates to the field on how to diagnosis a GPS issue with the Telematic module with no DTC's
PIP6098
This PI advised dealer technicians of possible causes of diesel fuel contamination in gasoline powered vehicles and advises of warranty direction.
PIP4902U
This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
PIT5214G
This Preliminary Information communication provides information to the technician about vehicles that have had multiple repair attempts that are being performed on customer’s vehicles that exhibit vibration conditions without utilizing the support of General Motors Technical Assistance Center. If valid vibration frequency or Road Force Variation data has been collected and a repair attempt does not correct the customer complaint, contact General Motors Technical Assistance Center for further support. For any vehicles that remains unrepaired after being at the dealer for three days or more and a related bulletin or PI is not found, contact General Motors Technical Assistance Center for further support.
PIC6629
This PI is to instruct dealer on diagnostic procedures that need to be completed prior to replacing a radio or IPC display
25-NA-339
Under Field Actions N252494000, N252494001, the service procedure includes performing a PICO test on vehicle engines within the identified suspect VIN population. If the engine passes the PICO test, the engine oil will be changed from 0W20 to Mobil 1 Supercar 0W40 dexosR. From that point forward, the engine must use 0W40 dexosR oil products for all future oil change services.
PIT6446
This PI Communicates information to ensure Memory Recall is enabled to ensure memory mirrors return to set position after curbview assist is used.
PIT6406C
This Preliminary Information communicates direction for different audio issues with RPO UQA, UQF, UQS, or NKD
PIT5993E
This Preliminary information communicates an issue with high resistance in the glass breakage loop that could cause a dead battery or unwanted theft alarm. Dealers are to inspect the glass breakage loop.
PIT6425B
This Preliminary information communicates to the field on how to diagnosis a GPS issue with the Telematic module with no DTC's
PIT6425A
This Preliminary information communicates to the field on how to diagnosis a GPS issue with the Telematic module with no DTC's
PIC6551A
This Preliminary information communicates to dealer to perform a MEC reset for wireless projection issues
N242454441 -03
Certain vehicles listed above, may have a condition where the transmission control valve has worn, resulting in a gradual loss of pressure within the valve. The effects can cause harsh shifting, setting a service engine soon message, reduced engine performance or P0747 diagnostic trouble code. Dealers are to install a new control valve body. The repairs will be made at no charge to the customer.
PIC6602K
This Preliminary information communicates to dealers steps to follow to obtain an IOK radio.
PIT6406B
This Preliminary Information communicates direction for different audio issues with RPO UQA, UQF, UQS, or NKD
PIT6440
The Driver Information Center may display a message of Transport Mode On after the ignition is cycled.
PIP6068C
This preliminary information advises dealers that Engine Control Module designation E90 is on a ordering restriction through technical assistance.
PIT6434
This PI is to inform technicians of a possible battery draw caused by the K36 chassis control module. Techs are to update the calibrations of the chassis control module using the service programming system.
PIT5941C
This Preliminary information communicates a issue where the rear windshield wipers will not be in the park position and will cause the rear back glass not to open with the switch or the RKE fob. This explains how to repair that concern.
N252508341
Certain vehicles listed above, may have a condition that could cause the engine coolant control valve to fail an onboard vehicle diagnostic test. If this condition were to occur, the Malfunction Indicator Lamp (Check Engine Light) will illuminate, and a diagnostic trouble code will set. Additionally in some cases, the engine cooling fans may run after the engine is switched off. Dealers are to replace the engine coolant control valve as necessary. The repairs will be made at no charge to the customer.
PIT5800D
This Preliminary information communicates and issues with Fuse F49 blowing causing a SES MIL and a Service Theft Deterrent System message displayed in the DIC. It instructions dealership to inspect the 12 volt power accessory port for shorting out.
13598
New Vehicle Monitoring Programs Section in IVH
PIT5479H
This Preliminary Information communication provides information to the technician about fluid leaking from the brake caliper piston area found during a service of the vehicle. The substance is actually excess assembly grease from the caliper boot and piston.
PIP6068B
This preliminary information advises dealers that Engine Control Module designation E90 is on a ordering restriction through technical assistance.
22-NA-080
This technical bulletin provides a procedure to replace the camshaft actuator magnet to correct customer concerns of engine related shudder.
25-NA-110
This bulletin advises the techs that the front and or rear shocks need to be replaced as a set and not 1 at a time to avoid the road and ride performance not to be compromised.
N252510321-02
Certain vehicles will receive a software update to add to the existing Check Engine Light a Driver Information Center (DIC) warning message if DTC P0016 sets. Dealers will reprogram the Engine Control Module (ECM). Owners who have accepted applicable terms and conditions will have the opportunity to accept these software changes using wireless over-the-air (OTA) technology without having to bring their vehicle to a dealership. Alternatively, owners may have their vehicle serviced at a GM dealer to receive these software updates.
PIP5845B
This P/I is to advise to inspect the stacked plate heat exchanger as possible root cause for any trans concern.
N252510321-01
Certain vehicles will receive a software update to add to the existing Check Engine Light a Driver Information Center (DIC) warning message if DTC P0016 sets. Dealers will reprogram the Engine Control Module (ECM). Owners who have accepted applicable terms and conditions will have the opportunity to accept these software changes using wireless over-the-air (OTA) technology without having to bring their vehicle to a dealership. Alternatively, owners may have their vehicle serviced at a GM dealer to receive these software updates.
PIT5854D
This Preliminary information communicates information on vehicle speed being limited due to aftermarket lower kit being installed on the vehicle.
PIP6068A
This preliminary information advises dealers that Engine Control Module designation E90 is on a ordering restriction through technical assistance.
PIC6602H
This Preliminary information communicates to dealers steps to follow to obtain an IOK radio.
N252510321
Certain vehicles will receive a software update to add to the existing Check Engine Light a Driver Information Center (DIC) warning message if DTC P0016 sets. Dealers will reprogram the Engine Control Module (ECM). Owners who have accepted applicable terms and conditions will have the opportunity to accept these software changes using wireless over-the-air (OTA) technology without having to bring their vehicle to a dealership. Alternatively, owners may have their vehicle serviced at a GM dealer to receive these software updates.
PIP4902T
This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
PIT6059C
This Preliminary information communicates an issue with super cruise unavailable due to the driver's monitoring camera and dealers to replace the camera.
PIC5650M
This Preliminary Information communication provides information to the technician about vehicles that have an intermittent no crank, no start, or start stall concern with the security light coming on. Technician may find Diagnostic Trouble Codes B3055, B3060, B3935, C0750, C0755, C0760, C0765, and/or C0775.
PIT6415
PI to explain normal operation for a concern that the outside rearview mirrors may not fold when the doors are locked, due to the personalization settings for Auto Door Unlocking.
PIP5601B
This PI communicates the requirement to provide a pico file to receive diagnostic assistance from TAC.
PIP5601C
This PI communicates the requirement to provide a pico file to receive diagnostic assistance from TAC.
PIT5910B
This Preliminary information communicates an issue with the dome light off switch not working after the BCM goes asleep. Advise dealership it is working as designed.
PIP5774B
This Preliminary information communicates A vehicle may have a concern of any of the following DTC's set P3189 P318A P318B P318C P318D P318E P318F P3190. Informs dealer to perform a crankshaft variation relearn, Also notes that SI may not isolate.
PIT6406
This Preliminary Information communicates direction for different audio issues with RPO UQA, UQF, UQS, or NKD
N252494003-01
Certain vehicles listed above, may have a condition where the connecting rod and/or crankshaft engine components in these vehicles may have manufacturing defects that can lead to engine damage and engine failure. This special coverage covers if an engine failure occurs in the vehicle as a result of the condition described above for a period of 10 years or 150,000 miles (240,000 km), whichever occurs first, from the date the vehicle was originally placed in service, regardless of ownership. For vehicles covered by Vehicle Service Contracts, all eligible claims with repair orders on or after May 23, 2025, are covered by this special coverage and must be submitted using the labor operation codes provided with this bulletin. Claims with repair orders prior to May 23, 2025, must be submitted to the Service Contract provider. Vehicle owners or lessees who paid for repairs referenced in this Special Coverage (“Customers”) are eligible for reimbursement of their reasonable and customary expenses in accordance with the procedures specified below. The conditional right to reimbursement is provided by GM solely in the interest of customer satisfaction and is personal to Customers. Customers may not assign and GM does not consent to any assignment of any Customer’s right to submit reimbursement claims, or to receive reimbursement, or any other rights granted by this Special Coverage to any third party, including but not limited to service contract providers, and this Special Coverage is not intended to and does not confer any third party beneficiary, subrogation or contribution rights, or any other rights to reimbursement, against GM, whether in law, equity or otherwise, on any third parties. Dealers are to replace the engine. The repairs will be made at no charge to the customer.
N252494770-01
Amendments to the Song-Beverly Act (SBA) California warranty law provides vehicle owners with an opportunity to submit a written notice to GM before filing a lawsuit seeking a vehicle repurchase. If such a notice is not provided to GM, then the vehicle owner is prevented from seeking civil penalties in litigation. Vehicle owners of the affected vehicles will be mailed an owner’s manual and warranty insert containing this information in English and Spanish.
PIC6602D
This Preliminary information communicates to dealers steps to follow to obtain an IOK radio.
PIT6401
This Preliminary information communicates a diagnostic tip on how to resolve a issue of the horn sounding when vehicle doors are being closed and the key in vehicle reminder set to off.
PIC6086J
This PI communicates a procedure to clean oil leaking from the rain sensor.
N252494770
Amendments to the Song-Beverly Act (SBA) California warranty law provides vehicle owners with an opportunity to submit a written notice to GM before filing a lawsuit seeking a vehicle repurchase. If such a notice is not provided to GM, then the vehicle owner is prevented from seeking civil penalties in litigation. Vehicle owners of the applicable vehicles will be mailed an owner’s manual and warranty insert containing this information in English and Spanish.
PIT6400
This PI Communications information on an alternative product dealers can use to perform 19-NA-255: Wax Coating on Frame Peeling, Metal Shows Corrosion/Rusting due to issue with getting product from current supplier listed in the bulletin.
PIP6068
This preliminary information advises dealers that Engine Control Module designation E90 is on a ordering restriction through technical assistance.
PIT6180A
This Preliminary information communicates assistance in locating the Rear seat belt comfort guides in the parts catalog.
PIP4902S
This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
25-NA-156
This service bulletin provides information on Tire Sidewall Irregularities.
00-06-01-026R
This service bulletin provides information on replacing the intake manifold when the engine is replaced after severe internal engine damage.
PIT5074R
This Preliminary Information communication provides information to the technician about the use of J-35616-64B and Mini 50 terminal test probe, replacement terminals, and terminated leads.
N252494003
Certain vehicles listed above, may have a condition where the connecting rod and/or crankshaft engine components in these vehicles may have manufacturing defects that can lead to engine damage and engine failure. This special coverage covers if an engine failure occurs in the vehicle as a result of the condition described above for a period of 10 years or 150,000 miles (240,000 km), whichever occurs first, from the date the vehicle was originally placed in service, regardless of ownership. For vehicles covered by Vehicle Service Contracts, all eligible claims with repair orders on or after May 23, 2025, are covered by this special coverage and must be submitted using the labor operation codes provided with this bulletin. Claims with repair orders prior to May 23, 2025, must be submitted to the Service Contract provider. Vehicle owners or lessees who paid for repairs referenced in this Special Coverage (“Customers”) are eligible for reimbursement of their reasonable and customary expenses in accordance with the procedures specified below. The conditional right to reimbursement is provided by GM solely in the interest of customer satisfaction and is personal to Customers. Customers may not assign and GM does not consent to any assignment of any Customer’s right to submit reimbursement claims, or to receive reimbursement, or any other rights granted by this Special Coverage to any third party, including but not limited to service contract providers, and this Special Coverage is not intended to and does not confer any third party beneficiary, subrogation or contribution rights, or any other rights to reimbursement, against GM, whether in law, equity or otherwise, on any third parties. Dealers are to replace the engine. The repairs will be made at no charge to the customer.
PIT5966E
This Preliminary information communicates an issue with an OTA pending message still displayed after an OTA event and how to reset/clear the message.
PIT6076C
This Preliminary information communicates that you may notice a black screen on their radio display. This can happen for a period of a couple seconds or the entire ignition cycle. Engineering is aware of the issue and investigating.
22-NA-182
This service bulletin advises the technician to check if the transmission cooler lines are twisted to correct customer concerns of Harsh Shift, Shudder, Surge, Stall, Transmission Overheating and/or High Transmission Fluid Temperature.
23-NA-170
This bulletin advises the tech to inspect deeper into what may be to main cause of an engine failure.
23-NA-153
The service bulletin advises the tech of a normal transmission shift condition and the delay in throttle response when the throttle plate is opened rapidly and advises the customer that it is normal for the delay.
PIC6602B
This Preliminary information communicates to dealers steps to follow to obtain an IOK radio.
25-NA-118
This service bulletin provides information for the technicians to use a Customer Concern Verification sheet to facilitate the questions needing to be answered by the customer regarding Automatic Emergency Braking (AEB) issues.
PIT6367A
This Preliminary information communicates to the technicians that this audio concern is a software issue and to not replace any parts at this time.
15-NA-010
This service bulletin provides information to dealership personnel for new vehicles with less than 1,000 miles that may not pass California smog inspection or smog inspection in other states.
PIT6369A
This Preliminary information communicates to dealership technicians to perform the reset for the 2 modules noted above.
PIC6602A
This Preliminary information communicates to dealers steps to follow to obtain an IOK radio.
PIC6602
This Preliminary information communicates to dealers steps to follow to obtain an IOK radio.
PIT6373
This Preliminary information communicates possible normal rear heater performance operation at idle.
25-NA-101
This service bulletin provides information on the restraint warning lamp being illuminated and the correction to this by replacing the passenger presence module.
PIT6056A
This Preliminary information communicates how to erase a DTC that is falsely setting due to a software concern with the Image Processing Module
25-NA-100
This warranty administration bulletin provides policy information on vehicles outside of a California Emissions State who move to and register their vehicle in a California Emission State may be entitled to the 7 year, 70,000-mile Emission Select State Component Limited Warranty.
PIT6110F
This Preliminary information communicates an issue with the SES MIL and DTC P062B /P060C and engineering is currently investigating.
PIT6144G
This Preliminary information communicates A diagnostic tip from root causing DTC: C1197 SYM 92 caused by a pinched air inlet hose to the suspension compressor air leveling system or internal software concern
PI0281L
This preliminary informational (PI) bulletin provides information to dealership personnel that may be helpful when addressing underbody component corrosion with customers.
24-NA-022
This technical bulletin provides repair information to correct a customer concern of SUV Second Row Seat Bolt Torque Pattern.
PIP6008E
This Preliminary information communicates a possible retainer ring dis-lodged for a DTC P2714, may not have reverse as well.
PIT6151B
This Preliminary information communicates to the technician that GM is aware of this concern and to update the Google maps application through the playstore.
21-NA-166
This informational bulletin provides information on the turn signal stalk not cancelling and/or mis cancelling.
24-NA-139
This service bulletin provides a procedure to replace the FPDCM if found to cause customers concerns of Crank No Start, Stalling, Malfunction Indicator Lamp (MIL) Illuminated – DTC P023F or P129F Set.
PIT5551R
This Preliminary information communicates a "Forward Collision System Reduced" message displayed on the DIC when the Forward Automatic Braking has been set to the "Alert" setting. This is normal when the FAB has been set to "Alert".
PIT6367
This Preliminary information communicates to the technicians that this audio concern is a software issue and to not replace any parts at this time.
24-NA-229
This bulletin provides a procedure on how to check for a battery drain utilizing the Picoscope and how to measure the load on the system that may be causing a drain.
07-00-89-037W
This warranty administration bulletin provides policy information for GM courtesy transportation and roadside assistance programs.
PIT5986D
This Preliminary information communicates a diagnostic tip for a thump, click, pop, clunk type noise that is heard from the front end. Dealers are to inspect for something contacting the grill shutters as they open and close.
PIT5851F
This Preliminary information communicates an issues with the odometer being incorrect after a programming event and how the dealership can resolve the issue.
25-NA-087
This service bulletin provides information on the proper Reflective High Temperature Heat and/or Insulating Tape to use for certain repairs, such as Wiring Harness Repairs.
13-08-116-001K
The intent of this service bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for causing multiple customer concerns that do not have other diagnostic methods to identify them.
22-NA-096
This informational bulletin provides information for dealers/technicians on Customer Education Bulletin for Google Built In Radio.
25-NA-077
Some customers may comment that they do not see any apps on their rear seat infotainment system.
PIT6209G
This Preliminary information communicates recovery procedure after return to dealer message.
23-NA-185
This service bulletin helps diagnose/reduce possible CCND issues on Transfer Cases - Service 4WD on DIC, Intermittent Failures, Noise Concerns, Driveline/Steering Vibration/Shudder, Intermittent DTCs/MIL Illuminated, Engagement/Disengagement/Ratcheting Concerns.
25-NA-052
This bulletin advises the technician to flush the cooling system multiple times if oil has been found in the cooling system and replace the parts that may be contaminated due to oil in system.
24-NA-098
This service bulletin provides information for dealers/technicians on Service Programming System (SPS) Error Codes E4398, E4399, E4401, E4403, M4404, M4413, M6954, M6955, E4414, E4423, E4491, E4492, or E6961 and resolution information.
25-NA-065
This informational bulletin instructs the tech when fuel/fluid is needed to be tested and where it can be sent for analysis.
08-03-10-006I
This service bulletin provides a procedure on how to clean and resurface aluminum wheel bead seats for vehicles that have the condition of Tire Slowly Goes Flat, Tire Air Loss, Low Tire Pressure Warning Light Illuminated, Aluminum Wheel Bead Seat Corrosion.
15-06-03-001F
This service bulletin provides information to diagnose batteries that have set for a long period of time and/or cold weather climates and testing those batteries.
19-NA-255
This service bulletin provides frame coating repair information to correct a customer concern of wax coating on frame peeling, metal shows corrosion/rusting (U.S. and Canada Only).
PIT6347A
This Preliminary information communicates an issue with ABS SES MIL / Service Brake System / Service StabiliTrak / BSCM DTC P0606 P0562 and dealers to perform additional battery and connection testing.
PIT5993D
This Preliminary information communicates an issue with high resistance in the glass breakage loop that could cause a dead battery or unwanted theft alarm. Dealers are to inspect the glass breakage loop.
17-NA-073
This warranty administration bulletin provides information regarding the field action courtesy transportation policy.
24-NA-099
This bulletin provides a service procedure to replace the sway bar bracket retainers if found the cause of the clunking noise from front of vehicle.
PIE0820A
This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regard to the power sliding console being inoperative.
PIE0820
This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the power sliding console being inoperative.
PIT5981B
This Preliminary information communicates a tip when diagnosing an inoperative air leveling suspension system and to repair any loss of comm DTC's with the power window motors first.
PIT6144F
This Preliminary information communicates A diagnostic tip from root causing DTC: C1197 SYM 92 caused by a pinched air inlet hose to the suspension compressor air leveling system or internal issue with compressor assembly.
05-03-07-009L
This service bulletin provides information on Wheel Alignment Specifications, Requirements and Recommendations for GM Vehicles.
11-00-89-005Y
This Warranty Administration bulletin provides information on Dealer Empowerment for Goodwill, Customer Enthusiasm and Policy (U.S. Only).
PIT5734H
This Preliminary information communicates an issue with poor heater performance and advises dealerships to inspect the heater core inlet and outlet hoses for being twisted or kinked.
05-08-51-001L
This informational bulletin provides a procedure on how to remove the paint stain that may present itself under the shipping film.
PIP5358D
This Preliminary Information communication provides information to the technician about vehicles that have an unusual noise and is difficult to identify, isolate or pinpoint. Technician should get record a sound clip or take a video of the noise for assessment by engineering. Technician will need to call General Motors Technical Assistance Center for further assistance.
16-NA-109
This service bulletin provides a procedure inspecting for excess grease or Sealant on the Exterior of the steering gear due to seeing grease or sealant on certain locations on the gear.
PIT5551Q
This Preliminary information communicates a "Forward Collision System Reduced" message displayed on the DIC when the Forward Automatic Braking has been set to the "Alert" setting. This is normal when the FAB has been set to "Alert".
25-NA-032
This bulletin provides information to the tech on how to diagnosis the EGR system from possible issue that may cause the DTCs to set and cause the customers concern of a MIL Illuminated.
07-00-89-037V
This warranty administration bulletin provides policy information for GM courtesy transportation and roadside assistance programs.
24-NA-264
This bulletin helps aid the tech in possible noise that may be normal or abnormal depending on the concern noted.
PIT5479G
This Preliminary Information communication provides information to the technician about fluid leaking from the brake caliper piston area found during a service of the vehicle. The substance is actually excess assembly grease from the caliper boot and piston installation. This grease can be cleaned off and the rest of the service completed.
PIT6059B
This Preliminary information communicates an issue with super cruise unavailable due to the drivers monitoring camera and dealers to replace the camera.
10-08-110-001L
This service bulletin provides information on proper use of floor mats.
21-NA-043
This bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before being sold (prepping) to the customer.
22-NA-074
This service bulletin provides service information to technicians on guidelines to replace Oil Cooler, Oil Cooler Lines and Oil Tank if the engine was replaced where large amounts of debris has flowed throughout the oiling system.
22-NA-244
This warranty administration service bulletin provides information about GM Accessories - Dealer-Installed, Repaired or Replaced During Warranty Coverage Period.
PIT6328
This Preliminary information communicates to dealership technicians to contact Techline support to data wipe the radio to clear the PIN.
23-NA-064
This service bulletin provides information on the Transport Mode Feature, also known as Logistics mode, which is used to increase the 12V Battery stand time of the vehicle during transit and or long period of stand time at the dealerships.
24-NA-261
This technical bulletin provides repair information to correct a customer concern of Radio Software Version Y175 – Multiple Updates for IOK.
21-NA-135
This service bulletin provides information to inform dealership personnel about Law Enforcement and Government vehicles that request to disable or enable content.
N242454441-02
Certain vehicles listed above, may have a condition where the transmission control valve has worn, resulting in a gradual loss of pressure within the valve. The effects can cause harsh shifting, setting a service engine soon message, reduced engine performance or P0747 diagnostic trouble code. This special coverage covers the condition described above for a period of 15 years or 150,000 miles (240,000km), whichever occurs first, from the date the vehicle was originally placed in service, regardless of ownership. For vehicles covered by Vehicle Service Contracts, all eligible claims with repair orders on or after November 26, 2024, are covered by this special coverage and must be submitted using the labor operation codes provided with this bulletin. Claims with repair orders prior to November 26, 2024, must be submitted to the Service Contract provider. Vehicle owners or lessees who paid for repairs referenced in this Special Coverage (“Customers”) are eligible for reimbursement of their reasonable and customary expenses in accordance with the procedures specified below. The conditional right to reimbursement is provided by GM solely in the interest of customer satisfaction and is personal to Customers. Customers may not assign and GM does not consent to any assignment of any Customer’s right to submit reimbursement claims, or to receive reimbursement, or any other rights granted by this Special Coverage to any third party, including but not limited to service contract providers, and this Special Coverage is not intended to and does not confer any third party beneficiary, subrogation or contribution rights, or any other rights to reimbursement, against GM, whether in law, equity or otherwise, on any third parties. Dealers are to install a new control valve body. The repairs will be made at no charge to the customer.
01-08-42-001Q
This service bulletin provides information on Exterior Lamp Condensation and Water Leak Information and Replacement Guidelines.
21-NA-155
This informational bulletin advises the technician to check for faults that may be caused by the trailer otherwise found by a possible faulty trailer connector.
24-NA-239
This informational bulletin provides a guide on how to diagnose and test for vibrations utilizing the PicoScope.
22-NA-150
This technical bulletin provides a procedure to program the Reductant Control Module and Setup and Perform the Reductant Fluid Tank Level Reset.
24-NA-173
This bulletin advises the technician that if the code sets, verify the sensor then inspect the engine oil pump for a sticking valve that may cause the MIL to illuminate.
09-06-04-026Z
This bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2.
22-NA-218
This informational bulletin advises the technician on normal noises produced by the engine and to explain this to the customer.
20-NA-166
This service bulletin advises the technician of possible coolant entering the areas of the engine, either through failed parts or defects in the castings, that may be the cause of the concerns related to the MIL or the engine running rough.
20-NA-132
This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements.
07-00-89-037U
This warranty administration bulletin provides policy information for GM courtesy transportation and roadside assistance programs.
24-NA-073
This technical bulletin provides a procedure to inform drivers that under certain driving conditions such as hilly or mountainous roads accompanied with frequent braking, that the original equipment front brake pads may wear prematurely.
21-NA-091
This service bulletin provides information for customers/dealers/technicians on Normal Camera Display Operation - Flashing Diamond - Spot - or UFO like image on Camera Display.
21-NA-028
This technical bulletin provides a procedure to replace the rear diff fluid to correct the rear clutches from chattering, which create a moan type noise.
18-NA-263
This warranty administration bulletin provide policy information for variable diagnostic time allowances on select labor operations (U.S. Only).
22-NA-038
This warranty bulletin provides information on Customer Concern Not Duplicated (CCND) Labor Operation Numbers.
22-NA-053
This service bulletin provides information for dealers/technicians on Labor Operations for Limited Production Option (LPO) Calibrated Accessories.
N242454441-01
Certain vehicles listed above, may have a condition where the transmission control valve has worn, resulting in a gradual loss of pressure within the valve. The effects can cause harsh shifting, setting a service engine soon message, reduced engine performance or P0747 diagnostic trouble code. This special coverage covers the condition described above for a period of 15 years or 150,000 miles (240,000km), whichever occurs first, from the date the vehicle was originally placed in service, regardless of ownership. For vehicles covered by Vehicle Service Contracts, all eligible claims with repair orders on or after November 26, 2024, are covered by this special coverage and must be submitted using the labor operation codes provided with this bulletin. Claims with repair orders prior to November 26, 2024, must be submitted to the Service Contract provider. Vehicle owners or lessees who paid for repairs referenced in this Special Coverage (“Customers”) are eligible for reimbursement of their reasonable and customary expenses in accordance with the procedures specified below. The conditional right to reimbursement is provided by GM solely in the interest of customer satisfaction and is personal to Customers. Customers may not assign and GM does not consent to any assignment of any Customer’s right to submit reimbursement claims, or to receive reimbursement, or any other rights granted by this Special Coverage to any third party, including but not limited to service contract providers, and this Special Coverage is not intended to and does not confer any third party beneficiary, subrogation or contribution rights, or any other rights to reimbursement, against GM, whether in law, equity or otherwise, on any third parties. Dealers are to install a new control valve body. The repairs will be made at no charge to the customer.
PIT5074Q
This Preliminary Information communication provides information to the technician about the use of J-35616-64B terminal test probe, replacement terminals, and terminated leads. The J-35616-64B is the latest test probe released for checking tension or probing the .64 series terminals. The test probe terminal has been released in the terminal repair kit (J-38125-620H) located in Lear Tray 7 part number 963716-2. There are 5 terminated leads in a package part number is 13505346, which can be ordered through your normal General Motors Customer Care and Aftersales parts channel.
PIT5962B
This Preliminary information communicates a GM part number for reflective high temperature heat or insulating tape when repairing wiring harnesses.
08-07-30-035I
This service bulletin provides information on the harmful effects of ethylene glycol in transmission fluid.
17-NA-271
This service bulletin provides a procedure to clean the back side of the rims and rotors and to correct the customer concern of wheel clicking.
22-NA-238
This service bulletin provides diagnostic/repair information to correct a customer concern of Cellphone not Charging or USB Receptacle Inoperative.
19-NA-219
This diagnostic tip bulletin provides additional information on how to diagnose a possible valve, lifter or camshaft issue.
22-NA-168
This bulletin provides diagnostic information when checking the exhaust system for leaks.
PIE0787B
This engineering information (EI) closure ends the need for gathering additional information from technicians in regard to diesel fuel on the ground.
PIT6134E
This Preliminary information communicates an issue with premature brake pad life and engineering is working on release new pad lining material.
PIT6276
This Preliminary information communicates an issues with a service keyless entry message caused by aftermarket door handle covers and they should be removed.
PIT6279
This Preliminary information communicates an issue where the odometer mileage is incorrect after performing a module setup procedure and a FSE will be dispatched to the vehicle to correct the odometer error.
PIT6209C
This Preliminary information communicates recovery procedure after return to dealer message.
04-06-01-029K
This informational bulletin explains Unscheduled Supplemental Services and the importance of GM Simplified Maintenance Schedules.
PIT5985F
This Preliminary information communicates diagnostic tips on how to resolve a issues with vehicles that will not power up after a can bus 2 issue, lightning strike, or a failed over the air update.
N242435631-05
Customer Satisfaction Program - certain vehicles may have a condition where the battery is at risk for a drain following an over-the-air update. Dealers are to reprogram the serial data gateway module.
PIE0804A
This engineering information (EI) closure ends the need for gathering further information from technicians in regard to a Chirp, Squeal, and/or Whine Type Noise Heard from Front of Vehicle During a Cold Start and/or While in Operation.
PIP4723J
This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8 starting/charging tester and Vehicle Data Recorder tools, giving website address and step by step instructions to complete the update.
PIT5698E
This Preliminary information communicates additional information on how a LIN bus operates and diagnostic tips when working on a LIN bus.
PIT6243
This Preliminary information communicates how to find and address aftermarket Equipment that prevents Supercruise from engaging.
21-NA-184
This service bulletin provides a procedure to update the calibrations after Window Regulator electronics or window motor replacement.
PIT6233
This Preliminary information communicates that GM is working on a resolution to the concern.
24-NA-039
This technical bulletin offers a procedure to correct the condition of Dead Battery and / or Unwanted Liftgate Opening.
PIT5569C
This Preliminary information communicates direction and examples when diagnosing multiple DTCs, one of which includes U**** Byte 71 DTC.
24-NA-225
This bulletin provides information on how to look for and test for DEF or water in the fuel system and what the specs should be.
24-NA-040
This service bulletin provides information on All hazmat parts being returned to the Warranty Parts Center (WPC) must be shipped using Central Transport. Hazardous materials should never be sent by air transportation to the WPC.
10-00-89-009F
This service bulletin provides information on key code security rules and information on GM keycode look-up applications (U.S).
24-NA-196
This informational bulletin advises the tech and the customer of a normal DEF operation while under high load conditions and when the time is right to fill the DEF at that time frame.
24-NA-219
This technical bulletin provides a procedure to correct the condition of Striker to Liftglass Latch Creak Noise.
01-06-01-011Q
This service bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil consumption.
99-00-89-019Z
This Warranty Administration bulletin provides information on the Global Warranty Management (GWM) Warranty Parts Center (WPC) Parts Return Program.
07-00-89-037T
This warranty administration bulletin provides policy information for GM courtesy transportation and roadside assistance programs.
23-NA-154
This bulletin provides information on Warranty Administration – Required Operating Procedures - 8 Points (U.S. Only).
24-NA-167
This technical bulletin provides repair information to correct a customer concern of Shake and/or Shudder During Steady Speed and/or Light Throttle Acceleration Between 25 and 50 MPH (40 and 80 KM/H).
04-06-04-051J
This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent additive.
PIE0804
This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards on hearing one or more of the following noises coming from the front of the vehicle during a cold start and/or while in operation.
23-NA-219
This service bulletin provides information on Concerns or Questions Regarding Installation of Dealer Installed Accessories.
N242435631-04
Customer Satisfaction Program - certain vehicles may have a condition where the battery is at risk for a drain following an over-the-air update. Dealers are to reprogram the serial data gateway module and the radio.
20-NA-138
This bulletin provides information on Policies Applicable to All U.S. Dealers for Engine and Transmission Assembly Replacement Under Warranty, Policy or Customer Enthusiasm and information on Submission of Warranty Transaction in Global Warranty Management.
24-NA-027
This service bulletin provides repair information to correct a customer concern of DTC U3000 Setting in Automated Map Module (HDLM) - SuperCruise Unavailable.
08-07-30-026I
This service bulletin provides information on some vehicles that may rock or move slightly forward or rearward while in Park at start up after cold soak. This condition may be accompanied by a clunk noise. This is a slight movement that is more often seen visually, rather than felt, when viewed from the outside and using the auto-start feature, if equipped.
18-NA-146
This warranty administration bulletin provides policy information, proper labor operation selection and causal part identification for warranty transactions (U.S. Only).
PIT5966D
This Preliminary information communicates an issue with an OTA pending message still displayed after an OTA event and how to reset/clear the message.
PIT6132A
This Preliminary information communicates an issues with the HVAC making a hum buzz noise when the blower is set to a higher speed. Engineering is working on a new HVAC door seal material to correct the noise.
PIT6110C
This Preliminary information communicates an issue with the SES MIL and DTC P062B and engineering is working on a fix.
PIT5099H
This Preliminary Information communication provides information to the technician about vehicles that the Heater-Vent-Air Conditioning blows warm air. Before calling General Motors Technical Assistance Center technician will need to have high and low pressures, outside temperature, humidity, and vent temperature.
PIC6086H
This Preliminary Information communication provides the technician with steps to resolve the issue of an oily substance that may be found on the inside windshield surface, and appears to be leaking from the rear view mirror area. Technician will remove the moisture sensor and clean the glass and mounting bracket with alcohol wipe. If the gel separates from the sensor the sensor will need to be replaced.
PIT5509L
This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicle that may have a "Check Trailer Wiring" or "Service Trailer Brake System” message on the Driver Information Center when a trailer is connected to the vehicle. Diagnostic Trouble Code C1114 set in the Chassis Control Module. Chassis Control Module has to determine the type of trailer brake system that is being used. The Chassis Control Module can be sensitive to a variety of trailer wiring issues. The technician will need to make a trailer tester using Electric Trailer Brake Magnets and 7-way trailer connector to determine if it is a vehicle or trailer issue. If the concern is not duplicated with the tester installed, the vehicle is operating correctly and the focus should be on the trailer wiring or 7 way connector.
PIT6193A
This Preliminary information communicates to dealer instructions for diagnosing Google Maps concerns
PIT6212
This Preliminary information communicates an issue with the Hydrastar Electric Over Hydraulic trailer brake system causing a voltage spike into the trucks electrical system which is causing DTC C1114 to set.
07-00-89-036K
This service bulletin provides information on Enhancing Field Product Reports with Digital Pictures.
21-NA-281
This service bulletin provides diagnostic information for technicians in cases of an ETRS system fault or a no start condition - If the vehicle needs to be moved, it is recommended to use wheel dollies, tire skates or the NEW Manual Park Release tool DT-52910.
22-NA-235
This service bulletin provides repair information to correct a customer concern of Wireless Charging Intermittent When Using iPhone and Samsung Phones at Offset Positions.
02-00-89-002X
This service bulletin provides information for dealers/technicians on When and How to Submit a Field Product Report (FPR) (U.S. and Canada Dealers Only).
PIT6205
This Preliminary information communicates how to repair a false message due to someone replacing dummy module with a module that is incorrect for this vehicle options.
PIC5650L
This Preliminary Information communication provides information to the technician about vehicles that have an intermittent no crank, no start, or start stall concern with the security light coming on. Technician may find Diagnostic Trouble Codes B3055, B3060, and/or B3935. Technician should not replace any parts for this concern. If unable to duplicate the concern ask if the customer uses any Radio Frequency Identification Devices when the concern is present. Dealer should also direct their customers to the appropriate section in the Owner manuals that references that the device complies.
PIP5984C
This Preliminary information communicates the part ordering restriction of the 6.2L L87 engine.
PIT3271P
This Preliminary Information communication provides information to the technician about changing the tire and wheel size on vehicles. General Motors will only support a tire calibration for tires that have been sized, tested and designed for the vehicle in question and its applications. Technician should not use the information that is provided by the antilock braking system tire size selection.
PIT6134B
This Preliminary information communicates an issue with premature brake pad life and engineering is working on release new pad lining material.
PIP5832A
This Preliminary information communicates to the dealer an issue where a vehicle may be exhibiting an engine noise condiion. The dealer is instructed on how to isolate the noise to a specific area of the engine for further diagnosis.
PIT5854B
This Preliminary information communicates information on vehicle speed being limited due to aftermarket lower kit being installed on the vehicle.
PIT5990B
This Preliminary information communicates an issue with a wind noise while driving at highway speeds and dealers are to inspect the body harness pass through for being full seated into the cowl.
21-NA-149
This service bulletin provides repair information for Engine Wire Harness Chafing to correct customer concerns of IPC Gauges Sweep, IPC Warning Message, SES/Check Engine/MIL, No Start/ No Crank, Runs Rough, Stalls, Reduced Engine Power, Various DTCs.
N222389722
Certain vehicles may have a condition in which a transmission control body screen detaches from the spacer plate when the vehicle is operated in extremely cold weather conditions. Dealers are to reprogram the Transmission Control Module.
PIE0787A
This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to diesel fuel on the ground.
24-NA-174
The bulletin provides direction on how to locate the Temporary Service Part (TSP) form in GlobalConnect.
General Communication
Vehicle Wide Programming (VWP) is a new process to update software on GM Vehicles. It provides the ability via a single selection within Techline Connect to first identify which modules need updating and then proceed to updating affected modules (with some exceptions). The updating of modules is completed in parallel instead of the technician needing to update one module at a time. This allows a more streamlined approach for dealers and customers.
05-03-08-002J
This service bulletin provides information to dealership personnel on diagnosis and replacement of shock absorber and strut due to fluid leak.
N242441450
Service Update. On certain vehicles listed above, the vehicle may not re-start after an auto stop event. Dealers will reprogram the engine control module.
18-NA-073
This service bulletin provides graphics, information and guidelines for engine component wear to assist service personnel as a guideline to perform necessary engine repairs and prevent unnecessary engine replacement.
23-NA-044
This service bulletin provides information on AGM batteries that require less frequent charging in storage.
PIT5481J
This Preliminary Information communication provides information to the technician with additional information on the functionality of Lane Keep Assist. Starting with 2016 model year Lane Keep Assist Regular Production Option Code (UHX) replaced Lane Departure Warning Regular Production Option Code (UFL). Lane Keep Assist is designed to assist the driver in keeping the vehicle from drifting out of a driving lane that has clearly identified markings. The electric power steering provides a gentle steering correction if a lane marking has been crossed and the driver has not actively responded.
23-NA-183
This technical bulletin provides repair information to correct a customer concern of Radio Software Version Y171 – Multiple Updates.
PIT5832P
This Preliminary information communicates a diagnostic tip on how to resolve a issue if the serial data authentication configuration did not complete correctly.
PIT6144A
This Preliminary information communicates A diagnostic tip from root causing DTC: C1197 caused by a pinched air inlet hose to the suspension compressor air leveling system.
PIC6551
This Preliminary information communicates to dealer to perform a MEC reset for wireless projection issues
PIP5569B
This Preliminary information communicates to the dealer an issue where the vehicle's engine may crank over unprompted and not start afterward. This is the result of hooking up the Active Fuel Injector Tool incorrectly on vehicles equipped with a direct fuel injection system. This Preliminary information instructs the dealer of a repair kit they received that will prevent this issue when installed correctly.
PIT5195H
This Preliminary Information communication provides information to the technician about vehicles that the speedometer needle appears to be inaccurate. Dealer should advise the customer the specification for speedometer needle accuracy is +/- 2 MPH at any given speed when looking straight at the needle.
PIT6102A
This Preliminary information communicates the possibility of their IP speaker(s) either blown or inoperative.
PIT6180
This Preliminary information communicates assistance in locating the Rear seat belt comfort guides in the parts catalog.
19-NA-237
This service bulletin explains how to identify possible DEF system contamination.
PIT6107D
This Preliminary information communicates that GM is aware of and working on the audio issue.
01-00-89-010S
This service bulletin provides information on a guide to help reduce repeat visits for the same customer concern.
16-NA-244
This informational bulletin provides information on Diesel Exhaust Fluid (DEF) and the proper use of the DEF system.
16-NA-380
This service bulletin provides a diagnostic aid procedure on how to perform a quick test to check if the DPF is the cause of excessive soot from the tailpipe.
22-NA-128
This technical bulletin provides a procedure to test the intake manifold for any possible leaks that may cause the customers concern of a Malfunction Indicator Lamp (MIL) Illuminated - DTC P0172, P026D, P2459, and/or P2A00 Set.
23-NA-011
This Informational bulletin advises the technician of possible areas the oil may leak from the engine.
24-NA-043
This bulletin advises the tech that there are extra characters on the fuel injector and to ignore the last numbers when identifying flow rate.
24-NA-100
This technical bulletin provides repair information to correct a customer concern of Radio Software Version Y172 – Multiple Updates for IOK.
07-06-01-016J
This service bulletin provides information on Internal Engine Noise or Damage After Oil Filter Replacement.
23-NA-141
This informational bulletin advises the technician that the engine and related parts will be debited if found that the tech did not properly prepare the engine block from dirt and debris in bolt holes or if found that the block was damaged by the tech.
00-06-01-012N
This service bulletin advises about the possible issues that may occur when using a scotch brite pad or highly abrasive disk on gasket sealing surfaces or reused parts.
05-06-04-022V
This bulletin provides information on the TOP TIER Detergent Gasoline Licensed Brands and the TOP TIER Diesel Fuel Licensed Brands that are recommended for use in all GM vehicles and the TOP TIER FUELS website URL.
16-NA-222
This bulletin provides information on Engine Concerns that could result from lack of scheduled maintenance, improper service or aftermarket calibrations.
09-06-04-026Y
This bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2.
01-06-01-011P
This service bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil consumption.
18-NA-103
This service bulletin provides service information for customer concerns of an in-tank fuel pump whining noise, engine hard to start and/or stalls and Malfunction Indicator Lamp (MIL) is illuminated that may be caused by gelling of fuel in cold temperatures.
21-NA-271
This bulletin advises the technician of a possible kinked coolant hose that might be causing the customers concern of a Malfunction Indicator Lamp (MIL) Illuminated - DTC P026A Set.
18-NA-306
This Warranty Administration service bulletin provides information for dealers/Service advisors on when and how to submit a Pre-Repair Authorization (PRA).
20-NA-090
This informational bulletin provides a way for the technician to identify if the ECM has been modified.
20-NA-082
This informational bulletin explains why more DEF is being used in diesel engines due to new emission standards.
PI0754G
This PI provides information on Rear and Side Tempered Glass Spots (Quench Marks) and that they are a normal characteristic.
16-NA-158
This service bulletin describes the U.S. Dealer Special Tool Loan Program process.
18-NA-279
This service bulletin provides information for dealers/technicians on the process to disable and enable passive unlocking.
12-01-37-001G
This service bulletin provides information to dealership personnel on a new refrigerant (R1234yf) for A/C service.
24-NA-141
GM is receiving damaged (cracked or broken) transmission cores returned to the reman facilities. The damage is being caused either in the removal process by the technician, or inadequate packaging or shipping. This bulletin advises the dealers to be more careful not to damage the transmissions during removal and to package the core properly for return.
20-NA-038
This informational bulletin explains the difference in AFM and DFM engines and what is and is not activated during this occurrence.
00-03-10-002M
This service bulletin provides information on Chemical Staining, Pitting, Corrosion and/or Spotted Appearance of Chromed Aluminum Wheels.
23-NA-142
This technical bulletin provides a procedure for the techs to replace the forward check ball and separator plate if found the cause of the customers concern of No Forward Gear When Shifting from Park to Drive and/or Reverse to Drive.
17-NA-157
This service bulletin explains the difference in oil filters for gas engines with new oil pump control systems and the possibilities of what may happen using the incorrect filter.
22-NA-248
This technical bulletin provides service information to correct a customer concern of HVAC Heat Intermittently Inoperative, DTCs B2B05 and/or B2B06 Set.
24-NA-117
This technical bulletin provides repair information to correct a customer concern of Radio Software Version Y172 – Multiple Updates for IOK.
99-04-20-002O
This service bulletin provides information on Driveline Clunk Noise and what is acceptable and what is considered normal operation.
04-06-04-051I
This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent additive.
16-NA-383
This service bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier fuels should be used to reduce carbon build-up.
22-NA-070
This service bulletin provides information for replacement parts traceability (RPT) process to aid in tracking part replacements.
18-NA-099
This bulletin provides information for use on a Product Assistance Claim (PAC), which is formerly known as a Product Allegation Resolution (PAR) claim.
22-NA-018
This service bulletin provides information for the Global Warranty Management (GWM) Warranty Parts Center (WPC) Part Photo Return Process (U.S. Dealers Only).
19-NA-218
This service bulletin provides a service procedure to correct a condition of a Ticking Noise from the Engine.
18-NA-125
This service bulletin provides information for engine oil life monitor operation calculation.
21-NA-068
This warranty administration bulletin provides policy information requirements applicable to key fob replacement under the New Vehicle Limited Warranty or under a Replacement Parts Warranty on 2017-2022 and newer model year vehicles with RPO ATH and AVJ.
20-NA-016
This Warranty Administration bulletin provides information on customer vehicles concern results in a manufacturer repurchase from the customer, GM depends on the dealership to host and administer the repurchase closing and intake of the returning vehicle.
23-NA-032
The informational bulletin advises the tech to use the glow plug bore cleaner to reduce the chance of soot building up on the glow plug causing a premature failure.
24-NA-090
This technical bulletin provides repair information to correct a customer concern of SuperCruise Unavailable – No road Info: Road Expansion.
08-07-30-035H
This bulletin provides information on the harmful effects of water or ethylene glycol in transmission fluid.
19-NA-136
This service bulletin provides a diagnostic procedure to aid in correcting a customer concern of a Howling, Whining/Whirring Noise, Shudder/Vibration and/or Grinding Noise While in 4HI, 4HI Auto and/or During Parking Lot Maneuvers in Auto Mode.
16-NA-119
This warranty administration bulletin provides policy information to cover GMs policy on performing GM covered vehicle services and maintenance on vehicles originating/sold in Canada.
09-00-89-008G
This Warranty Administration bulletin provides retail and wholesale service personnel with the policies/procedures and the warranty transaction submission procedures that support the Personal Property Damage process.
18-NA-067
This service bulletin provides information for cleaning brake dust off of aluminum or chrome wheels.
18-NA-361
This technical bulletin provides a procedure to flush the cooler lines to validate if there is excessive debris in the fuel system caused by a failed part.
22-NA-106
This service bulletin provides information on GM Canada New Vehicle Tire Warranty Program for Original Equipment (OE) Tires and PDI installed Limited Production Option (LPO) Tires.
06-00-89-029V
This service bulletin includes information on Interior Cleaning - Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer - Product Availability.
10-08-110-001K
This service bulletin provides information on proper use of floor mats.
13-08-116-001J
The intent of this service bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for causing multiple customer concerns that do not have other diagnostic methods to identify them.
15-00-89-004G
This service bulletin provides technicians with information to help identify the differences between what is considered a fluid leak, and what is considered fluid seepage.
23-NA-125
This service bulletin provides information for dealers/technicians on Over The Air (OTA) and In Market Enhancement (IME) FAQs.
PIT6110A
This Preliminary information communicates an issue with the SES MIL and DTC P062B and engineering is working on a fix.
24-NA-070
This bulletin provides a procedure to program the ECM if the DTC is set and/or the start/stop doesn't restart after a stop.
00-03-10-006P
This service bulletin provides information for dealers/technicians on Tire Radial Force Variation (RFV).
17-NA-052
This bulletin updates the position of General Motors on refinishing aluminum wheels. GM has determined that wheel refinishing under warranty will no longer be performed.
22-NA-258
This technical bulletin provides a procedure to program the TCM and replace the control valve body if the conditions are found to be the cause of the failure of the valve body.
24-NA-062
This technical bulletin provides repair information to correct a customer concern of the E88 Front Floor Console Bin Lamp Inoperative.
10-08-45-001H
This bulletin provides information for electrical ground repairs using new General Motors replacement fasteners with conductive finish.
PIT6144
This Preliminary information communicates A diagnostic tip from root causing DTC: C1197 caused by a pinched air inlet hose to the suspension compressor air leveling system.
24-NA-063
This technical bulletin provides repair information to correct a customer concern of a Service Drivers Assist Message Illuminated in DIC with DTC B2BA1 Set.
PIT6015A
This Preliminary information communicates Diagnostic Tips When Having Difficulties Programming Or Adding Key Fobs / Transmitters.
PIT6138
This Preliminary information communicates and issue with the LED right above the wireless charging pad being inoperative and how to resolve the concern with the LED.
23-NA-103
This service bulletin provides information on submitting quality Photos of Various Vehicle Concerns to the GM Technical Assistance Center (TAC).
22-NA-057
This technical bulletin provides a procedure replace the tappet that is located on the fuel door.
PIT5784C
This Preliminary information communicates and issue with customers misunderstanding weather they need to bluetooth pair the factory provided headphones.
PIT5774G
This Preliminary information communicates an issue with: Overhead Console Inoperative / Service Safety Restraints Message / Sunroof Inoperative / DTC's B1A7A and U1121. Dealers are to cycle the power to the overhead console to correct the issue. Engineering has released updated roof consoles to correct this concern. Dealers are to replace the roof console.
PIT6134
This Preliminary information communicates an issue with premature brake pad life and engineering is working on release new pad lining material.
PIT6132
This Preliminary information communicates an issues with the HVAC making a hum buzz noise when the blower is set to a higher speed. Engineering is working on a new HVAC door seal material to correct the noise.
07-00-89-037S
This warranty administration bulletin provides policy information for GM courtesy transportation and roadside assistance programs.
PIT5832L
This Preliminary information communicates a diagnostic tip on how to resolve a issue if the serial data authentication configuration did not complete correctly.
11-00-89-005X
This Warranty Administration bulletin provides information on Dealer Empowerment for Goodwill, Customer Enthusiasm and Policy (U.S. Only).
PIP5596A
This Preliminary information communicates that when removing the fuel line jumper hose care should be taken to be sure the line is reinstalled correctly to avoid a no/low fuel pressure situation.
PIT5448J
This Preliminary Information communication advises the technician with a tip when the vehicle stops running after it has been idling for 2.5 hours. This is normal operation of the vehicle built with regular production code BTM and without Regular Production Option Code AVF. If the vehicle was built with regular production code BTM and AVF only has a 1 hour idle time.
PIT5981A
This Preliminary information communicates a tip when diagnosing an inoperative air leveling suspension system and to repair any loss of comm DTC's with the power window motors first.
PIT6076A
This Preliminary information communicates that you may notice a black screen on their radio display. This can happen for a period of a couple seconds or the entire ignition cycle. Engineering is aware of the issue and investigating.
24-NA-020
This service bulletin provides a repair procedure to correct customer concerns of Service Emissions System Displayed on DIC, MIL Illuminated with DTC P249C and/or P20E8 Set.
PIT4322P
This Preliminary Information communication provides information to the technician about vehicles that have an unwanted Stability Activation and/or a Service Stability message on the Driver Information Center. Technician may find a Diagnostic Trouble Code C0710. Technician should inspect for vehicles modifications before any in-depth diagnostics are performed.
PIT5551N
This Preliminary information communicates a "Forward Collision System Reduced" message displayed on the DIC when the Forward Automatic Braking has been set to the "Alert" setting. This is normal when the FAB has been set to "Alert".
PIT5888C
This Preliminary information communicates an issue with the air leveling suspension losing air pressure in very cold temperatures while sitting for several hours. Dealers are to replace both the front air springs.
N232419720
Emission Recall - General Motors has decided to conduct a Voluntary Emission Recall on certain vehicles. During servicing of these vehicles, an incorrect catalytic converter part that may not meet all emission system requirements may have been installed. Dealers are to replace the catalytic converter.
20-NA-018
This service bulletin provides information for dealers/technicians on MDI 2 Required When Programming Vehicles with Vehicle Intelligence Platform (VIP).
19-NA-044
This service bulletin provides information on the cold start control system in DI engines to reduce cold start emissions and improve fuel economy.
PIT5479F
This Preliminary Information communication provides information to the technician about fluid leaking from the brake caliper piston area found during a service of the vehicle. The substance is actually excess assembly grease from the caliper boot and piston installation. This grease can be cleaned off and the rest of the service completed.
16-NA-338
This Warranty Admin service bulletin provides guidelines for Dealers Not Required and for Dealers Required to Contact the PQC for engine or transmission assembly replacement and explains the PQC process, GWM Transaction submission, vehicle service record retention and proper handling of assembly returns for Canadian Dealers only.
23-NA-070
This technical bulletin provides repair information to correct a customer concern of UDV Cluster Software version 162.3
PIT6097C
This Preliminary information communicates an issue where the vehicles wireless charger no longer works with certain ISO updates on Apple 15 phones and advises customer to update their phone to the lastest ISO update.
23-NA-055
This service bulletin provides information on the EL-52800 Diagnostic & Charge Battery Station (DCBS) â FAQs.
PIT5734G
This Preliminary information communicates an issue with poor heater performance and advises dealerships to inspect the heater core inlet and outlet hoses for being twisted or kinked.
23-NA-189
This service bulletin assists technicians in setting up PicoScope hardware/software to monitor CAN bus traffic (voltage patterns) to aid Technical Assistance (TAC) and Field Service Engineers (FSEs) in diagnosing electrical issues present on network communication circuits.
PIT6118
This Preliminary information communicates to dealer on how to check for an OTA update pending
21-NA-132
This informational bulletin provides Changes to the Automatic Stop/Start feature for Certain 2021 Escalade models, Silverado 1500, Suburban, Tahoe, Sierra 1500, Yukon models Equipped with RPO NSS.
PI0281K
This preliminary informational (PI) bulletin provides information to dealership personnel which may be helpful when addressing underbody component corrosion with customers.
PIT6107B
This Preliminary information communicates that GM is aware of and working on the audio issue.
02-08-42-001J
This informational bulletin provides information for dealers/technicians on Headlamp, Tail Lamp, License Lamp or Fog/Driving Lamp Damage.
PI1394B
This PI bulletin advises the technician on the proper way to install the pistons in an engine.
PIT6110
This Preliminary information communicates an issue with the SES MIL and DTC P062B and engineering is working on a fix.
PIT5828C
This Preliminary Information communication provides information to the technician about customers that may request the factory Integrated Trailer Brake Controller Regular Production Option Code (JL1) be installed on their Full-Size Pickup or SUV when the vehicle was not ordered with the option. Dealer should advise the customer it cannot be added to the vehicle.
PI0592I
This preliminary information (PI) provides information om Service Programming System (SPS) Error Codes (E4398, E4399, E4403, M4404, M4413, M6954, M6955, E4414, E4423, E4491 or E6961).
23-NA-127
This technical bulletin provides a procedure to correct the condition of Second Row Seat Loose and/or Clicking.
18-NA-180
This Warranty Administration Bulletin Provides High Voltage Battery Exchange Process Information.
23-NA-034
This technical bulletin provides repair information to correct a customer concern of Radio Software Version Y167 â Multiple Updates for IOK.
23-NA-118
This technical bulletin provides repair information to correct a customer concern of Radio Software Version Y168 â Multiple Updates for IOK.
23-NA-143
This technical bulletin provides repair information to correct a customer concern of Radio Software Version Y169â Multiple Updates for IOK.
PIT5074P
This Preliminary Information communication provides information to the technician about the use of J-35616-64B terminal test probe, replacement terminals, and terminated leads. The J-35616-64B is the latest test probe released for checking tension or probing the .64 series terminals. The test probe terminal has been released in the terminal repair kit (J-38125-620H) located in Lear Tray 7 part number 963716-2. There are 5 terminated leads in a package part number is 13505346, which can be ordered through your normal General Motors Customer Care and Aftersales parts channel.
PIT5962A
This Preliminary information communicates a GM part number for reflective high temperature heat or insulating tape when repairing wiring harnesses.
N222371151-12
Customer Satisfaction Program. Due to the industry-wide semiconductor shortage, the heat feature on the steering wheel is not functional on certain vehicles listed above, built beginning November 17, 2021. The affected vehicle owners should have been made aware of the condition at sale, and notified that once parts are available, they would be eligible for a no additional cost retrofit to enable the feature. Dealers are to replace the steering wheel assembly.
PIT6097B
This Preliminary information communicates an issue where the vehicles wireless charger no longer works with the latest ISO update on Apple 15 phones.
PIT6102
This Preliminary information communicates the possibility of their IP speaker(s) either blown or inoperative.
PIT6097A
This Preliminary information communicates an issue where the vehicles wireless charger no longer works with the lastest ISO update on Apple 15 phones.
PIT6097
This Preliminary information communicates an issue where the vehicles wireless charger no longer works with the lastest ISO update on Apple 15 phones.
PIT5851D
This Preliminary information communicates an issues with the odometer being incorrect after a programming event and how the dealership can resolve the issue.
PIT5973D
This Preliminary information communicates an issue with a battery going dead causing by the hand free liftgate module. Dealer are to replace the hands free liftgate module and also GM engineering is working on new BCM calibrations.
22-NA-256
This technical bulletin provides repair information to correct a customer concern of Cluster Graphics Programming Failure.
PIT5985C
This Preliminary information communicates diagnostic tips on how to resolve a issues with vehicles that will not power up after a can bus 2 issue, lightning strike, or a failed over the air update.
23-NA-206
This service bulletin provides information for dealers/technicians on History DTCs To Ignore / NO SES / NO Malfunction Indicator Lamps / NO Warning Messages.
PIT6087
This Preliminary information communicates the proper installation of the Left and Right Side Obstacle Detection Control Modules
PIT5214F
This Preliminary Information communication provides information to the technician about vehicles that have had multiple repair attempts that are being performed on customer?s vehicles that exhibit vibration conditions without utilizing the support of General Motors Technical Assistance Center. If valid vibration frequency or Road Force Variation data has been collected and a repair attempt does not correct the customer complaint, contact General Motors Technical Assistance Center for further support. For any vehicles that remains unrepaired after being at the dealer for three days or more and a related bulletin or PI is not found, contact General Motors Technical Assistance Center for further support.
PIT5832K
This Preliminary information communicates a diagnostic tip on how to resolve a issue if the serial data authentication configuration did not complete correctly.
22-NA-032
This technical bulletin provides repair information to correct a customer concern of Radio Software Version W161 â Multiple Updates.
22-NA-058
This technical bulletin provides repair information to correct a customer concern of Radio Software Version W162 â Multiple Updates.
22-NA-118
This technical bulletin provides repair information to correct a customer concern of Radio Software Version W163 â Multiple Updates.
22-NA-142
This technical bulletin provides repair information to correct a customer concern of Radio Software Version W164 â Multiple Updates.
PIT5551M
This Preliminary information communicates a "Forward Collision System Reduced" message displayed on the DIC when the Forward Automatic Braking has been set to the "Alert" setting. This is normal when the FAB has been set to "Alert".
22-NA-228
This informational bulletin provides information for dealers/technicians on Radio Software Version W165 â Multiple Updates.
22-NA-251
This service bulletin provides a procedure to replace the front wheel drive shaft to correct a customer concern of a Squeak/Chirp Noise from Front Axle in 2wd.
03-00-91-001I
This service bulletin provides a vibration analysis worksheet the technician can use in conjunction with the appropriate Vibration Analysis-Road testing procedure when diagnosing vibration concerns.
PIP5949
This Preliminary information communicates to the dealer, a potential rough running condition following an autostop event that is caused by the incorrect crankshaft position sensor.
N222371151-11
Customer Satisfaction Program. Final VINs Released Message.
N222375790-09
Customer Satisfaction Program - Due to the industry-wide semiconductor shortage, the park assist feature is not functional on certain vehicles, built beginning December 2, 2021. The affected vehicle owners should have been made aware of the condition at sale, and notified, that once parts are available, they would be eligible for a no additional cost retrofit to enable the feature. Dealers are to replace the park assist control module and setup the serial data gateway module to restore the Park Assist feature. Some vehicles may also need additional modules to be reprogrammed.
20-NA-159
This Warranty Administration bulletin is for information on General Motors New Vehicle Tire Warranty Program (U.S. Dealers Only).
PIT6081
This Preliminary information communicates information to check park assist sensor wiring for any circuit faults after installing park assist control module and system not working after retrofit.
PIT6077
This Preliminary information communicates an issue with the exhaust tailpipe tip misaligned and dealership are to replace the muffler.
PIT6076
This Preliminary information communicates that you may notice a black screen on their radio display. This can happen for a period of a couple seconds or the entire ignition cycle. Engineering is aware of the issue and investigating.
PIE0754B
This engineering information (EI) closure ends the need for further information from technicians in regard to the second row and/or third row power seats being inoperable.
22-NA-225
This information bulletin advises the technician the difference between a welch cap leak and the output seal of the t-case or transmission leaking ATF, causing the customer concern of a Red Fluid Leak from Center of Vehicle Located by Rear of Transmission or Transfer Case Area.
PIE0764A
This engineering information (EI) closure ends the need for gathering further information from technicians in regard to a binding, moan and/or chatter type sound heard from the rear of the vehicle when making slow parking lot maneuvers.
23-NA-023
This technical bulletin provides repair information to correct a customer concern of After a Remote Start When the Start Button Is Pressed the Engine May Stall or Will Not Restart.
05-00-89-029F
This service bulletin provides information on General Motors Dealership Critical Equipment Requirements and Recommendations.
N222375790-08
Customer Satisfaction Program - Due to the industry-wide semiconductor shortage, the park assist feature is not functional on certain vehicles built beginning December 2, 2021. The affected vehicle owners should have been made aware of the condition at sale, and notified, that once parts are available, they would be eligible for a no additional cost retrofit to enable the feature. Dealers are to replace the park assist control module and setup the serial data gateway module to restore the Park Assist feature. Some vehicles may also need additional modules to be reprogrammed.
01-06-01-011O
This service bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil consumption.
17-NA-170
This service bulletin provides information about the Hunter wheel Road Force balancers that should be utilized for all repairs requiring balance and Road Force measurement.
PIT5966C
This Preliminary information communicates an issue with an OTA pending message still displayed after an OTA event and how to reset/clear the message.
99-00-89-019Y
This Warranty Administration bulletin provides information on the Global Warranty Management (GWM) Warranty Parts Center (WPC) Parts Return Program.
02-00-89-002W
This service bulletin provides information for dealers/technicians on When and How to Submit a Field Product Report (FPR) (U.S. and Canada Dealers Only).
10-00-89-006J
This service bulletin provides information for dealers on how to submit a product information report (PIR) (Canada Only).
PIT5099G
This Preliminary Information communication provides information to the technician about vehicles that the Heater-Vent-Air Conditioning blows warm air. Before calling General Motors Technical Assistance Center technician will need to have high and low pressures, outside temperature, humidity, and vent temperature.
PIT5698D
This Preliminary information communicates additional information on how a LIN bus operates and diagnostic tips when working on a LIN bus.
22-NA-015
This informational bulletin provides graphs to help identify possible issues that may cause shaking and shudders and what may be the cause of said issue.
PIT5941A
This Preliminary information communicates a issue where the rear windshield wipers will not be in the park position and will cause the rear back glass not to open with the switch or the RKE fob. This explains how to repair that concern.
23-NA-155
This technical bulletin provides a procedure to correct the condition of Accessory Roof Rack Cross Rail, Luggage Carrier Cross Rail Key Stuck in Lock, Lock Stuck or Inoperable.
PIT5869A
This Preliminary information communicates an issues with an SES MIL, A/C blowing warm air and DTC's B1AA3 U3018 U3505 due to Fuse F4DR open. Dealers are to inspect the wiring in the front floor console.
N222375790-07
Customer Satisfaction Program - Due to the industry-wide semiconductor shortage, the park assist feature is not functional on certain 2022 and 2023 model year vehicles, built beginning December 2, 2021. The affected vehicle owners should have been made aware of the condition at sale, and notified, that once parts are available, they would be eligible for a no additional cost retrofit to enable the feature. Dealers are to replace the park assist control module and setup the serial data gateway module to restore the Park Assist feature. Some vehicles may also need additional modules to be reprogrammed.
N23-241128
'(There may be future updates under this same release number.) Your vehicle keeps getting better. This software update includes the following if your vehicle is equipped: Refinements: â¢Updates made to the Super Cruise driver assistance technology and the Adaptive Cruise Control functionality to help provide a smoother driving experience. â¢Updates made to the overall vehicle software update process to help improve software installation. â¢Updates made to the network connectivity during an emergency call to help provide an uninterrupted experience. â¢Updates made to the liftgate functionality to better assist with ease of operation. â¢Updates made within Apple CarPlay, Bluetooth, Wi-Fi Hotspot, Google built-in & Alexa Built-in to help improve connectivity. â¢A variety of other minor software updates to make your driving and in-vehicle experience better. Better Never Stopsâ¢
PIT5832J
This Preliminary information communicates a diagnostic tip on how to resolve a issue if the serial data authentication configuration did not complete correctly.
PIT5985B
This Preliminary information communicates diagnostic tips on how to resolve a issues with vehicles that will not power up after a can bus 2 issue, lightning strike, or a failed over the air update.
PIT5551L
This Preliminary information communicates a "Forward Collision System Reduced" message displayed on the DIC when the Forward Automatic Braking has been set to the "Alert" setting. This is normal when the FAB has been set to "Alert".
PIP5621D
This Preliminary information communicates to the dealer technician that TAC recommends the utilization of the GDS2 software to aid in diagnosing automatic transmission concerns. TAC is requesting the GDS2 session logs be sent in before the dealer contacts TAC.
22-NA-187
This informational bulletin advises the tech to inspect the transfer case motor electrical connectors for possible damage or corrosion that might be caused by a damage grommet inside the electrical connector.
N222375790-06
Customer Satisfaction Program - Due to the industry-wide semiconductor shortage, the park assist feature is not functional on certain 2022 and 2023 model year vehicles, built beginning December 2, 2021. The affected vehicle owners should have been made aware of the condition at sale, and notified, that once parts are available, they would be eligible for a no additional cost retrofit to enable the feature. Dealers are to replace the park assist control module and setup the serial data gateway module to restore the Park Assist feature. Some vehicles may also need additional modules to be reprogrammed.
09-00-89-016H
This Warranty Administration bulletin provides information on the proper use of the labor operation 0600014.
23-NA-138
This informational bulletin advises the tech the possible causes of the DTCs that set and how to maintenance the issue.
PIP5628G
This Preliminary information communicates information that will need to be provided to TAC to aid in diagnosing if a vehicle comes in with misfire and DTC Codes P0300 - P0308 and/or P050D
N222371151-10
Customer Satisfaction Program. We are pleased to announce that all remaining GMC Yukon, Yukon XL, and Chevrolet Blazer VINs have been moved to an Open status.
15-00-89-004F
This service bulletin provides technicians with updated information to help identify the differences between what is considered a fluid leak, and what is considered fluid seepage.
10-06-05-002M
This informational bulletin provides information on Clean Exhaust Filter See Owner Manual Now or Cleaning Exhaust Filter Keep Driving Until Message is Cleared messages Displayed on DIC, DTC P2463 May Be Set.
01-00-89-010R
This service bulletin provides information on a guide to help reduce repeat visits for the same customer concern.
03-06-04-017T
This service bulletin provides information on availability of Diesel Fuel additives.
04-06-04-051H
This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent additive.
09-06-04-026X
This bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2.
22-NA-232
This informational bulletin advises the technician of a possibly noise coming from the transmission oil pump.
17-NA-066
This service bulletin provides information for automatic transmission Oil Cooler Flush and flow test.
22-NA-209
This technical bulletin provides repair information to correct a customer concern of Articulating Running Board Inoperable.
23-NA-102
This service bulletin provides a procedure to repair wiring to correct customer concerns of Driveability, Hesitation, Transmission Shifting Rough/Harsh, Malfunction Indicator Lamp (MIL) Illuminated.
PIP5358C
This Preliminary Information communication provides information to the technician about vehicles that have an unusual noise and is difficult to identify, isolate or pinpoint. Technician should get record a sound clip or take a video of the noise for assessment by engineering. Technician will need to call General Motors Technical Assistance Center for further assistance.
PIT5551K
This Preliminary information communicates a "Forward Collision System Reduced" message displayed on the DIC when the Forward Automatic Braking has been set to the "Alert" setting. This is normal when the FAB has been set to "Alert".
PIT6041
This Preliminary information communicates a change to the 3rd row power folding seat switch red indicator lights. These red indicator lights are no longer being used and it provides information on how to repair a vehicle if the red indicator lights are on.
21-NA-026
This service bulletin provides information for dealers/technicians on accessory all-weather floor liners and flat mats warped or misshapen.
23-NA-085
This technical bulletin provides a procedure to correct the condition of Service Restraint System Message / Air Bag Warning MIL / DTC B14DC Set.
99-09-40-005I
This service bulletin provides information on availability for a seat belt extender.
PIE0754
This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regard to the second row and/or third row power seats being inoperable.
PIP4902R
This Preliminary Information communication provides information to the technician that General Motors Technical Assistance Center may ask for Global Diagnostic System 2 Session Log. Technician will need use Global Diagnostic System 2 to send the session logs to General Motors Technical Assistance Center for further assistance on the vehicle in question.
PIT5990A
This Preliminary information communicates an issue with a wind noise while driving at highway speeds and dealers are to inspect the body harness pass through for being full seated into the cowl.
PIT5734F
This Preliminary information communicates an issue with poor heater performance and advises dealerships to inspect the heater core inlet and outlet hoses for being twisted or kinked.
01-06-01-011N
This service bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil consumption.
99-08-51-001F
This service bulletin provides information on Paintless Dent Repair Process.
13-08-116-001I
The intent of this service bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for causing multiple customer concerns that do not have other diagnostic methods to identify them.
21-NA-005
This technical bulletin provides a procedure to replace the air bag and air bag harness to correct a condition of Airbag Malfunction Warning and Airbag Malfunction Indicator Illuminated with DTC B0001-1B due to corrosion.
PIT5973C
This Preliminary information communicates an issue with a battery going dead causing by the hand free liftgate module. Dealer are to replace the hands free liftgate module and also GM engineering is working on new BCM calibrations.
PIT6026C
This Preliminary information communicates information on repairing dead battery concern caused by failed OTA N22-238206.
PIT6032B
This Preliminary information communicates an issue with the front HVAC blower speed reducing to a lower speeding when it should be higher. Engineering is working on a fix.
PIT6033
This Preliminary information communicates an issue with a clunk pop squeak type noise from the rear of the vehicle and dealerships are to inspect the torque of the rear sway bar links.
PIT6032A
This Preliminary information communicates an issue with the front HVAC blower speed reducing to a lower speeding when it should be higher. Engineering is working on a fix.
N222371151-09
Customer Satisfaction Program. Due to the industry-wide semiconductor shortage, the heat feature on the steering wheel is not functional on certain 2022 model year vehicles listed above, built beginning November 17, 2021. The affected vehicle owners should have been made aware of the condition at sale, and notified that once parts are available, they would be eligible for a no additional cost retrofit to enable the feature. Dealers are to replace the steering wheel assembly.
PIT5801C
This Preliminary information communicates an issue with how to properly inspect and ensure the air lines for the air suspension system are fully seated.
PIT5977F
This Preliminary information communicates to dealers that there is a known issue with a loss of audio and the concern is being investigated by GM Engineering.
23-NA-108
This service bulletin provides repair information to dealers to Replace Video Processing Module (VPM) When Programming Fails.
23-NA-007
This service bulletin provides repair information to correct a customer concern of Black Radio Display Screen (Triangle and Camera with Slash Through it) with DTCs B1A62 82 and 86 Setting Current in Video Processing Module (VPM).
PIT5966B
This Preliminary information communicates an issue with an OTA pending message still displayed after an OTA event and how to reset/clear the message.
PIT6032
This Preliminary information communicates an issue with the front HVAC blower speed reducing to a lower speeding when it should be higher. Engineering is working on a fix.
21-NA-061
This service bulletin provides information for dealers on Using EL-52545 When Diagnosing PEPs Transmitter Key Fobs.
PIT4261J
This Preliminary Information communication provides information to the technician about vehicles with tire sidewall irregularities. This is a visual condition that will not affect durability, reliability or performance of the tires. Dealer should communicate to the customer that slight sidewall indentations are a common characteristic of radial tire construction.
PIT5923A
This Preliminary information communicates the proper component naming and labor operation codes for the air leveling system RPO F47and the Electronic Suspension Control System RPO Z95
PIT5999A
This Preliminary information communicates to dealers that the Customers may notice audio that is choppy or delayed, GM engineering is aware of the issue and working on a resolution.
04-07-30-013E
This service bulletin provides information to dealership personnel on automatic transmission shift and engine driveability concerns and/or MIL ON due to aftermarket oil bath air filter use.
PIT6026B
This Preliminary information communicates information on repairing dead battery concern caused by failed OTA N22-238206.
02-00-89-002V
This service bulletin provides information for dealers/technicians on When and How to Submit a Field Product Report (FPR) (U.S. Dealers Only).
23-NA-099
This service bulletin provides repair information to correct a customer concern of Black Radio Display Screen (triangle and camera with the slash through it) with DTCs B1A62 82 and 86 setting current in Video Processing Module (VPM).
PIT5977E
This Preliminary information communicates to dealers that there is a known issue with a loss of audio and the concern is being investigated by GM Engineering.
08-07-30-026H
This service bulletin provides information on some vehicles that may rock or move slightly forward or rearward while in Park at start up after cold soak. This condition may be accompanied by a clunk noise. This is a slight movement that is more often seen visually, rather than felt, when viewed from the outside and using the auto-start feature, if equipped.
PIT6026A
This Preliminary information communicates information on repairing dead battery concern caused by failed OTA N22-238206.
N222371151-08
Customer Satisfaction Program. Due to the industry-wide semiconductor shortage, the heat feature on the steering wheel is not functional on certain 2022 model year vehicles listed above, built beginning November 17, 2021. The affected vehicle owners should have been made aware of the condition at sale, and notified that once parts are available, they would be eligible for a no additional cost retrofit to enable the feature. Dealers are to replace the steering wheel assembly.
N222371151-07
Customer Satisfaction Program. Due to the industry-wide semiconductor shortage, the heat feature on the steering wheel is not functional on certain 2022 model year vehicles listed above, built beginning November 17, 2021. The affected vehicle owners should have been made aware of the condition at sale, and notified that once parts are available, they would be eligible for a no additional cost retrofit to enable the feature. Dealers are to replace the steering wheel assembly.
PIT6026
This Preliminary information communicates information on repairing dead battery concern caused by failed OTA N22-238206.
12-03-10-001E
This service bulletin provides information for dealers/technicians on Vibration Shortly After Tires are Mounted/Preventing Vibration from Wheel Slip (Tire Sliding on Wheel).
PIT5509K
This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicle that may have a "Check Trailer Wiring" or "Service Trailer Brake System? message on the Driver Information Center when a trailer is connected to the vehicle. Diagnostic Trouble Code C1114 set in the Chassis Control Module. Chassis Control Module has to determine the type of trailer brake system that is being used. The Chassis Control Module can be sensitive to a variety of trailer wiring issues. The technician will need to make a trailer tester using Electric Trailer Brake Magnets and 7-way trailer connector to determine if it is a vehicle or trailer issue. If the concern is not duplicated with the tester installed, the vehicle is operating correctly and the focus should be on the trailer wiring or 7 way connector.
PIT5977D
This Preliminary information communicates to dealers that there is a known issue with a loss of audio and the concern is being investigated by GM Engineering.
N222371151-06
Customer Satisfaction Program. Due to the industry-wide semiconductor shortage, the heat feature on the steering wheel is not functional on certain 2022 model year vehicles listed above, built beginning November 17, 2021. The affected vehicle owners should have been made aware of the condition at sale, and notified that once parts are available, they would be eligible for a no additional cost retrofit to enable the feature. Dealers are to replace the steering wheel assembly.
PIC5650K
This Preliminary Information communication provides information to the technician about vehicles that have an intermittent no crank, no start, or start stall concern with the security light coming on. Technician may find Diagnostic Trouble Codes B3055, B3060, and/or B3935. Technician should not replace any parts for this concern. If unable to duplicate the concern ask if the customer uses any Radio Frequency Identification Devices when the concern is present. Dealer should also direct their customers to the appropriate section in the Owner manuals that references that the device complies.
PIT5986A
This Preliminary information communicates a diagnostic tip for a thump, click, pop, clunk type noise that is heard from the front end. Dealers are to inspect for something contacting the grill shutters as they open and close.
PIT5832H
This Preliminary information communicates a diagnostic tip on how to resolve a issue if the serial data authentication configuration did not complete correctly.
PIT6007A
This Preliminary information communicates an issue with a SES MIL on and DTC U0139 set in the ECM. Dealers are to cycle the power to the suspension control module to correct this issue.
PIT6015
This Preliminary information communicates Diagnostic Tips When Having Difficulties Programming Or Adding Key Fobs / Transmitters.
PIT6013
This Preliminary information communicates an issue where the vehicle will not power on or a dead battery after programming the BCM. Dealers are to reprogram the BCM with the correct software.
22-NA-252
This informational bulletin advises the tech on where possible issues may be found when dealing with the dtcs that are set.
23-NA-087
This technical bulletin provides multiple procedures and information in regard to possible waterleaks.
22-NA-153
This technical bulletin provides a step by step procedure to replace the pressure relief valve due to Flutter Noise from Right Rear Corner of the Vehicle.
01-08-42-001P
This service bulletin provides information on Exterior Lamp Condensation and Water Leak Information and Replacement Guidelines.
N222371151-05
Customer Satisfaction Program. Due to the industry-wide semiconductor shortage, the heat feature on the steering wheel is not functional on certain 2022 model year vehicles listed above, built beginning November 17, 2021. The affected vehicle owners should have been made aware of the condition at sale, and notified that once parts are available, they would be eligible for a no additional cost retrofit to enable the feature. Dealers are to replace the steering wheel assembly.
PIT6007
This Preliminary information communicates an issue with a SES MIL on and DTC U0139 set in the ECM. Dealers are to cycle the power to the suspension control module to correct this issue.
PIT5949C
This Preliminary information communicates an issue during start up that the following symptoms occur: - Service Safety Restraints System Message - Sunroof Inoperative - Sunshade Lights Inoperative - Dome Lights Inoperative - Power Liftgate Inoperative when using switch in overhead console - DTCs U1121 set in the BCM and B1A7A set in the Restraints Module Dealers are to replace the overhead roof console with a new console that has revised software.
11-00-89-005W
This Warranty Administration bulletin provides information on Dealer Empowerment for Goodwill, Customer Enthusiasm and Policy (U.S. Only).
N222384930
Customer Satisfaction Program - certain vehicles may have a âService Trailer Brakeâ message set when a trailer with electric brakes is connected and the driver attempts to use the manual apply slider on switch or depress the brake pedal while towing. Dealers are to replace the Trailer Brake Control Switch.
PIT5509J
This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicle that may have a "Check Trailer Wiring" or "Service Trailer Brake System? message on the Driver Information Center when a trailer is connected to the vehicle. Diagnostic Trouble Code C1114 set in the Chassis Control Module. Chassis Control Module has to determine the type of trailer brake system that is being used. The Chassis Control Module can be sensitive to a variety of trailer wiring issues. The technician will need to make a trailer tester using Electric Trailer Brake Magnets and 7-way trailer connector to determine if it is a vehicle or trailer issue. If the concern is not duplicated with the tester installed, the vehicle is operating correctly and the focus should be on the trailer wiring or 7 way connector.
PIT5993A
This Preliminary information communicates an issue with high resistance in the glass breakage loop that could cause a dead battery or unwanted theft alarm. Dealers are to inspect the glass breakage loop.
PIP5628F
This Preliminary information communicates information that will need to be provided to TAC to aid in diagnosing if a vehicle comes in with misfire and DTC Codes P0300 - P0308 and/or P050D
12-03-10-001D
This service bulletin provides information for dealers/technicians on Vibration Shortly After Tires are Mounted/Preventing Vibration from Wheel Slip (Tire Sliding on Wheel).
04-00-89-015Z
This bulletin provides information on Warranty Administration â Required Operating Procedures - 8 Points (U.S. Only).
23-NA-025
This technical bulletin provides repair information to correct a customer concern of Engine Control Module Software Anomalies with MIL Illuminated and DTC P060C Set.
N222371151-04
Customer Satisfaction Program. Due to the industry-wide semiconductor shortage, the heat feature on the steering wheel is not functional on certain 2022 model year vehicles listed above, built beginning November 17, 2021. The affected vehicle owners should have been made aware of the condition at sale, and notified that once parts are available, they would be eligible for a no additional cost retrofit to enable the feature. Dealers are to replace the steering wheel assembly.
22-NA-247
This service bulletin provides information to dealership personnel that after performing a brake inspection, brake pad replacement, or any other repair that requires the caliper piston to be reseated may be causing DTC C05B0 to falsely set for eBoost applications.
PIT5977C
This Preliminary information communicates to dealers that there is a known issue with a loss of audio and the concern is being investigated by GM Engineering.
08-07-30-035G
This bulletin provides information on the harmful effects of water or ethylene glycol in transmission fluid.
10-08-110-001J
This service bulletin provides information on proper use of floor mats.
11-00-89-005V
This Warranty Administration bulletin provides information on Dealer Empowerment for Goodwill, Customer Enthusiasm and Policy (U.S. Only).
PIT5999
This Preliminary information communicates to dealers GM is aware of the issue and working on a resolution
N222371151-03
Customer Satisfaction Program. Due to the industry-wide semiconductor shortage, the heat feature on the steering wheel is not functional on certain 2022 model year vehicles listed above, built beginning November 17, 2021. The affected vehicle owners should have been made aware of the condition at sale, and notified that once parts are available, they would be eligible for a no additional cost retrofit to enable the feature. Dealers are to replace the steering wheel assembly.
PI0281J
This preliminary informational (PI) bulletin provides information to dealership personnel which may be helpful when addressing underbody component corrosion with customers.
PIT5949B
This Preliminary information communicates an issue during start up that the following symptoms occur: - Service Safety Restraints System Message - Sunroof Inoperative - Sunshade Lights Inoperative - Dome Lights Inoperative - Power Liftgate Inoperative when using switch in overhead console - DTCs U1121 set in the BCM and B1A7A set in the Restraints Module Engineering is currently working on a fix and in the meantime a customer can cycle the dome light switch on/off to correct the condition during that ignition cycle.
PIT5971B
This Preliminary information communicates to the technician that GM is aware of this concern with audio loss and the OnStar LED being red. GM is working on a solution to correct this customers concern.
22-NA-098
This technical bulletin has you remove flash and reinstall clip to correct condition of Arm Rest Does Not Lock in Position and Slides Back and Forth.
PIT5977B
This Preliminary information communicates to dealers that there is a known issue with a loss of audio and the concern is being investigated by GM Engineering.
PIT5993
This Preliminary information communicates an issue with high resistance in the glass breakage loop that could cause a dead battery or unwanted theft alarm. Dealers are to inspect the glass breakage loop.
PIT5784B
This Preliminary information communicates and issue with customers misunderstanding weather they need to bluetooth pair the factory provided headphones.
03-06-04-017S
This service bulletin provides information on availability of Diesel Fuel additives.
00-06-01-012M
This service bulletin advises about the possible issues that may occur when using a scotch brite pad or highly abrasive disk on gasket sealing surfaces or reused parts.
00-06-01-026Q
This service bulletin provides information on replacing the intake manifold when the engine is replaced after severe internal engine damage.
21-NA-106
This service bulletin provides information for the technician that may experience a condition when after performing a DTC Clear/Reset on the TCM during diagnosis or after completion of a transmission repair or replacement, the DTCs did not clear or appear to reset on the next engine start.
22-NA-009
This service bulletin provides service information on new torque specification and installation procedure for ACDelco Spin-On Oil Filters.
PIT5883J
This Preliminary information communicates vehicles being built without certain options due to a parts shortage.
07-06-01-016I
This service bulletin provides information on Internal Engine Noise or Damage After Oil Filter Replacement.
23-NA-035
This technical bulletin provides repair information to correct a customer concern of Instrument Cluster RPO UDV 162.2 Software Update â Multiple Updates.
PIT5971A
This Preliminary information communicates to the technician that GM is aware of this concern with audio loss and the OnStar LED being red. GM is working on a solution to correct this customers concern.
N222371151-02
Customer Satisfaction Program. Due to the industry-wide semiconductor shortage, the heat feature on the steering wheel is not functional on certain 2022 model year vehicles listed above, built beginning November 17, 2021. The affected vehicle owners should have been made aware of the condition at sale, and notified that once parts are available, they would be eligible for a no additional cost retrofit to enable the feature. Dealers are to replace the steering wheel assembly.
N222378560-05
Customer Satisfaction Program. Due to the industry-wide semiconductor shortage, the front driver and passenger seat cushion ventilation blowers are not functional on certain 2022-2023 model year vehicles listed above, built beginning March 30, 2022. The affected vehicle owners should have been made aware of the condition at sale, and notified that once parts are available, they would be eligible for a no additional cost retrofit to enable the feature. Dealers are to replace the non-functional seat cushion ventilation blower with a functional one. Note: Some vehicles may also require the Heated/Ventilated Seat retrofit which must be performed prior to completing this procedure. Use IVH to verify if the vehicle is involved in the Heated/Ventilated Seats Retrofit (N212354520 or N212354522).
10-06-05-002L
This informational bulletin provides information on Clean Exhaust Filter See Owners Manual Now or Cleaning Exhaust Filter Keep Driving Until Message is Cleared messages Displayed on DIC, DTC P2463 May Be Set.
PIT5977A
This Preliminary information communicates to dealers that there is a known issue with a loss of audio and the concern is being investigated by GM Engineering.
N222371151-01
Customer Satisfaction Program. Due to the industry-wide semiconductor shortage, the heat feature on the steering wheel is not functional on certain 2022 model year vehicles listed above, built beginning November 17, 2021. The affected vehicle owners should have been made aware of the condition at sale, and notified that once parts are available, they would be eligible for a no additional cost retrofit to enable the feature. Dealers are to replace the steering wheel assembly.
PIT5832G
This Preliminary information communicates a diagnostic tip on how to resolve a issue if the serial data authentication configuration did not complete correctly.
PIT5985A
This Preliminary information communicates diagnostic tips on how to resolve a issues with vehicles that will not power up after a can bus 2 issue, lightning strike, or a failed over the air update.
PIP5891D
This Preliminary information communicates an engineering investigation for injector caused misfires.
PIT5873G
This Preliminary information communicates an issue when remote start is used the engine may stall when the push to start button is pressed. On certain models, dealerships are to reprogram the BCM to correct the issue. The remaining models engineering is working on a fix.
PIT5985
This Preliminary information communicates diagnostic tips on how to resolve a issues with vehicles that will not power up after a can bus 2 issue, lightning strike, or a failed over the air update.
15-NA-017
This Warranty Administration bulletin provides policy information on Causal Part requirements for transactions submitted to GM for payment.
PIT5990
This Preliminary information communicates an issue with a wind noise while driving at highway speeds and dealers are to inspect the body harness pass through for being full seated into the cowl.
PIT5551J
This Preliminary information communicates a "Forward Collision System Reduced" message displayed on the DIC when the Forward Automatic Braking has been set to the "Alert" setting. This is normal when the FAB has been set to "Alert".
PIT5973B
This Preliminary information communicates an issue with a battery going dead causing by the hand free liftgate module. Dealer are to replace the hands free liftgate module and also GM engineering is working on new BCM calibrations.
PIT5883H
This Preliminary information communicates vehicles being built without certain options due to a parts shortage.
N212355140-01
Service Update- Certain vehicles may have a condition where the engine control module calibrations can be enhanced to improve the accuracy of certain diagnostic tests. Dealers are to reprogram the engine control module.
PI0754F
This PI provides information on Rear and Side Tempered Glass Spots (Quench Marks) and that they are a normal characteristic.
22-NA-220
This technical bulletin provides a procedure to replace the fuel feed line if found the cause of the failure which set the DTC.
99-04-20-002N
This service bulletin provides information on Driveline Clunk Noise and what is acceptable and what is considered normal operation.
PIT4322N
This Preliminary Information communication provides information to the technician about vehicles that have an unwanted Stability Activation and/or a Service Stability message on the Driver Information Center. Technician may find a Diagnostic Trouble Code C0710. Technician should inspect for vehicles modifications before any in-depth diagnostics are performed.
PIT5832F
This Preliminary information communicates a diagnostic tip on how to resolve a issue if the serial data authentication configuration did not complete correctly.
PIT5986
This Preliminary information communicates a diagnostic tip for a thump, click, pop, clunk type noise that is heard from the front end. Dealers are to inspect for something contacting the grill shutters as they open and close.
01-08-42-001O
This service bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Water Leaks and Replacement Guidelines.
PIT5873F
This Preliminary information communicates an issue when remote start is used the engine may stall when the push to start button is pressed. On certain models, dealerships are to reprogram the BCM to correct the issue. The remaining models engineering is working on a fix.
PIT5948B
This Preliminary information communicates that when they connect a trailer to the truck that there is a Service Trailer Brake message displayed in the DIC. When checking for DTC's a C159C sym49 maybe set for the Trailer Brake Control Switch. GM Engineering released an updated trailer brake switch, See Customer Satisfaction Program N222384930.
PIP5628E
This Preliminary information communicates information that will need to be provided to TAC to aid in diagnosing if a vehicle comes in with misfire and DTC Codes P0300 - P0308 and/or P050D
PIP5900
This Preliminary information communicates to the dealer a diagnostic and repair direction to a possible engine crankshaft bearing failure.
PIT5873E
This Preliminary information communicates an issue when remote start is used the engine may stall when the push to start button is pressed. Engineering is working on a fix.
PIT5981
This Preliminary information communicates a tip when diagnosing an inoperative air leveling suspension system and to repair any loss of comm DTC's with the power window motors first.
21-NA-284
This technical bulletin provides repair information to correct a customer concern of the 60% rear seat will not fold down.
PIE0725A
This engineering information (EI) closure ends the need for gathering information from technicians in regards to No Crank, No Start, Engine Runs Rough, Vehicle Stalls and/or Reduced Engine Power (REP), Service Engine Soon (SES) and/or Malfunction Indicator Lamp (MIL) Illuminated on Driver Information Center (DIC), Multiple DTCs Set.
N212354520-06
Due to the industry-wide semiconductor shortage, the front heated/ventilated seats, front heated seats, or rear heated seats are not functional on certain 2022-2023 model year vehicles listed above, built beginning November 15, 2021. The affected vehicle owners should have been made aware of the condition at sale, and notified that once parts are available, they would be eligible for a no additional cost retrofit to enable the feature. Dealers are to replace the front seat heater control module, reprogram the body control module and on some vehicles, reprogram the HVAC control module and heater and air conditioning user interface control. Note: Some vehicles may also require an additional retrofit of the Left and Right Front Seat Cushion Ventilation Blower in order to restore full functionality of the ventilated seats. Vehicles built with this condition can be identified by RPO 04O. Use IVH to verify if the vehicle is currently eligible in the Front Seat Cushion Vent Blowers Retrofit bulletin N222378560. If so, both retrofits should be performed at the same time.
N212354522-05
We are pleased to announce that additional 2022-2023 model year Buick Envision vehicles have been moved to Open status in IVH.
N222378560-04
Due to the industry-wide semiconductor shortage, the front driver and passenger seat cushion ventilation blowers are not functional on certain 2022-2023 model year vehicles listed above, built beginning March 30, 2022. Dealers are to replace the non-functional seat cushion ventilation blower with a functional one. Note: Some vehicles may also require the Heated/Ventilated Seat retrofit which must be performed prior to completing this procedure. Use IVH to verify if the vehicle is involved in the Heated/Ventilated Seats Retrofit (N212354520 or N212354522).
PIT5977
This Preliminary information communicates to dealers that there is a known issue with a loss of audio and the concern is being investigated by GM Engineering.
PIT5946C
This Preliminary information communicates a diagnostic tip on how to resolve a issue with the Body Control Module setting DTC: P0606 and turning on a Check Engine Lamp.
22-NA-115
This service bulletin provides information for U.S. dealers ONLY to refer to the Battery Maintenance Report to identify vehicles in dealer inventory that require attention.
23-NA-006
This technical bulletin informs the dealer to add foam to the base of the clips to correct the condition of Instrument Panel Trim Plate Applique Loose.
00-00-90-002M
This service bulletin provides information for accurate tire pressures that ensure the safe handling and appropriate ride characteristics of GM cars and trucks.
07-03-16-004E
This service bulletin provides information for tire pressure monitoring (TPM) system concerns.
PIT5832E
This Preliminary information communicates a diagnostic tip on how to resolve a issue if the serial data authentication configuration did not complete correctly.
PIT5973A
This Preliminary information communicates an issue with a battery going dead causing by the hand free liftgate module. Dealer are to replace the hands free liftgate module and also GM engineering is working on new BCM calibrations.
PIE0721A
This engineering information (EI) ends the need for gathering information from technicians in regards to the roof panel joint finish molding being detached and/or loose from the roof retaining clip.
PIT5946B
This Preliminary information communicates a diagnostic tip on how to resolve a issue with the Body Control Module setting DTC: P0606 and turning on a Check Engine Lamp.
PIP5891C
This Preliminary information communicates an engineering investigation for injector caused misfires.
PIT5949A
This Preliminary information communicates an issue during start up that the following symptoms occur: - Service Safety Restraints System Message - Sunroof Inoperative - Sunshade Lights Inoperative - Dome Lights Inoperative - Power Liftgate Inoperative when using switch in overhead console - DTCs U1121 set in the BCM and B1A7A set in the Restraints Module Engineering is currently working on a fix and in the meantime a customer can cycle the dome light switch on/off to correct the condition during that ignition cycle.
PIT5973
This Preliminary information communicates an issue with a battery going dead causing by the hand free liftgate module. Dealer are to replace the hands free liftgate module and also GM engineering is working on new BCM calibrations.
21-NA-095
This technical bulletin provides a procedure to seal the exhaust at the UFSCR and Tailpipe flange.
PIT5971
This Preliminary information communicates to the technician that GM is aware of this concern with audio loss and the OnStar LED being red. GM is working on a solution to correct this customers concern.
N212355140
Service Update Bulletin - Certain vehicles may have a condition where the engine control module has an incorrect calibration. Dealers are to reprogram the engine control module.
02-00-89-002U
This service bulletin provides information for dealers/technicians on When and How to Submit a Field Product Report (FPR) (U.S. Dealers Only).
22-NA-017
This technical bulletin provides repair information to correct a customer concern of seeing liftgate paint peeling or chipping at applique.
22-NA-129
This technical bulletin provides a procedure to replace the rear transmission plugs if found the cause of the customers concern.
N222378560-03
Customer Satisfaction Program. Due to the industry-wide semiconductor shortage, the front driver and passenger seat cushion ventilation blowers are not functional on certain 2022-2023 model year vehicles listed above, built beginning March 30, 2022. Dealers are to replace the non-functional seat cushion ventilation blower with a functional one. Note: Some vehicles may also require the Heated/Ventilated Seat retrofit which must be performed prior to completing this procedure. Use IVH to verify if the vehicle is involved in the Heated/Ventilated Seats Retrofit (N212354520 or N212354522).
21-NA-244
This service bulletin provides a repair procedure to correct a customer concern of a No Fob detected message on Driver Information Center (DIC) and/or No Crank / No Start condition.
N222378560-02
Customer Satisfaction Program. Due to the industry-wide semiconductor shortage, the front driver and passenger seat cushion ventilation blowers are not functional on certain 2022-2023 model year vehicles listed above, built beginning March 30, 2022. Dealers are to replace the non-functional seat cushion ventilation blower with a functional one. Note: Some vehicles may also require the Heated/Ventilated Seat retrofit which must be performed prior to completing this procedure. Use IVH to verify if the vehicle is involved in the Heated/Ventilated Seats Retrofit (N212354520 or N212354522).
PIP5891B
This Preliminary information communicates an engineering investigation for injector caused misfires.
PIT5868B
This Preliminary information communicates an issues will low or poor heater performance on the drivers side. Dealers are to inspect the HVAC temperature door linkage and if ok replace the heater core.
PIT5969
This Preliminary information communicates an issues with the side blind alert icon not working properly after a short range radar is replaced. Dealers are to perform a return to factory settings to correct the issue.
22-NA-087
This technical bulletin provides a procedure to replace the fuel injector and the wiring harness to correct a customer concern of Malfunction Indicator Lamp (MIL) Illuminated with DTC P0201, P0202, P0203, P0204, P0205, P0206 and/or P0216 Set.
PIT5873D
This Preliminary information communicates an issue when remote start is used the engine may stall when the push to start button is pressed. Engineering is working on a fix.
PIT5966A
This Preliminary information communicates an issue with an OTA pending message still displayed after an OTA event and how to reset/clear the message.
21-NA-081
This technical bulletin provides a procedure to locate a possible short in the engine wiring harness.
N212354520-05
Customer Satisfaction Program. Due to the industry-wide semiconductor shortage, the front heated/ventilated seats, front heated seats, or rear heated seats are not functional on certain 2022-2023 model year vehicles listed above, built beginning November 15, 2021. The affected vehicle owners should have been made aware of the condition at sale, and notified that once parts are available, they would be eligible for a no additional cost retrofit to enable the feature. Dealers are to replace the front seat heater control module, reprogram the body control module and on some vehicles, reprogram the HVAC control module and heater and air conditioning user interface control. Note: Some vehicles may also require an additional retrofit of the Left and Right Front Seat Cushion Ventilation Blower in order to restore full functionality of the ventilated seats. Vehicles built with this condition can be identified by RPO 04O. Use IVH to verify if the vehicle is currently eligible in the Front Seat Cushion Vent Blowers Retrofit bulletin N222378560. If so, both retrofits should be performed at the same time.
PIT5907C
This Preliminary information communicates a issue where the park assist module can set current communication dtc's due to a timing issue and it may have nothing related to the customers complaint. A software update will be available to repair these flase DTC's
PIT5907B
This Preliminary information communicates a issue where the park assist module can set current communication dtc's due to a timing issue and it may have nothing related to the customers complaint. A software update is available to repair these flase DTC's
PIT5762F
This Preliminary information communicates an issues with false codes setting in vehicles due to timing issues between the modules.
PIT5907A
This Preliminary information communicates a issue where the park assist module can set current communication dtc's due to a timing issue and it may have nothing related to the customers complaint.
22-NA-257
This service bulletin provides information on Dealer Installed LPO Wheel Installation and Return Process.
PIT5966
This Preliminary information communicates an issue with an OTA pending message still displayed after an OTA event and how to reset/clear the message.
09-00-89-008F
This Warranty Administration bulletin provides retail and wholesale service personnel with the policies/procedures and the warranty transaction submission procedures that support the Personal Property Damage process.
N212354520-04
Customer Satisfaction Program. Due to the industry-wide semiconductor shortage, the front heated/ventilated seats, front heated seats, or rear heated seats are not functional on certain 2022-2023 model year vehicles listed above, built beginning November 15, 2021. The affected vehicle owners should have been made aware of the condition at sale, and notified that once parts are available, they would be eligible for a no additional cost retrofit to enable the feature.
PIP5893
This Preliminary information communicates that improper installation of the valve body may cause an unawanted Service Transmission message with no DTC'S.
N212354520
Customer Satisfaction Program. It has come to our attention that some vehicles involved in the heated vented seat retrofit may also be involved in Noncompliance recall N222386380. If the OTA update is completed prior to the heated vented seat retrofit, the customer may notice the heated vented seat switch now illuminates. This OTA update does not restore the heated vented seat functionality. Completion of Customer Satisfaction Program N212354520 through N212354525 are necessary to restore the functionality of the heated vented seats. We encourage working with customers to schedule appointments to complete this important Customer Satisfaction Program. Please verify a VIN's involvement in these field actions by checking in IVH. IVH is the best source for individual VIN inquiries.
PIT5883G
This Preliminary information communicates vehicles being built without certain options due to a parts shortage.
PIT5965
This Preliminary information communicates an issue when the vehicle has been sitting long enough to be asleep that when the drivers door is first opened there are four quick chimes or beeps. GM engineering is working on a fix.
PIP5540J
This Preliminary information communicates to the technician the need to inspect the induction system for potential icing issues in very cold ambient temperatures. To allow the ice to melt so that it can be drained from the related components. That any of the listed DTC's may set with or without poor engine performance.
21-NA-124
This service bulletin provides diagnostic tips/steps on testing for possible EVAP leaks in the system to correct a customer concern of an MIL Illuminated with DTCs P0442 and/or P0455 Set.
N212354520-03
Customer Satisfaction Program. Due to the industry-wide semiconductor shortage, the front heated/ventilated seats, front heated seats, or rear heated seats are not functional on certain 2022-2023 model year vehicles listed above, built beginning November 15, 2021. The affected vehicle owners should have been made aware of the condition at sale, and notified that once parts are available, they would be eligible for a no additional cost retrofit to enable the feature. Dealers are to replace the front seat heater control module, reprogram the body control module and on some vehicles, reprogram the HVAC control module. Note: Some vehicles may also require an additional retrofit of the Left and Right Front Seat Cushion Ventilation Blower in order to restore full functionality of the ventilated seats. Vehicles built with this condition can be identified by RPO 04O. Use IVH to verify if the vehicle is currently eligible in the Front Seat Cushion Vent Blowers Retrofit bulletin N222378560. If so, both retrofits should be performed at the same time.
PIT5746C
This Preliminary information communicates information on how dealers can contact the supplier for Associated Accessories offered through GM.
N222378560-01
Customer Satisfaction Program. Due to the industry-wide semiconductor shortage, the front driver and passenger seat cushion ventilation blowers are not functional on certain 2022-2023 model year vehicles listed above, built beginning March 30, 2022. Dealers are to replace the non-functional seat cushion ventilation blower with a functional one. Note: Some vehicles may also require the Heated/Ventilated Seat retrofit which must be performed prior to completing this procedure. Use IVH to verify if the vehicle is involved in the Heated/Ventilated Seats Retrofit (N212354520 or N212354522).
PIT5551H
This Preliminary information communicates a "Forward Collision System Reduced" message displayed on the DIC when the Forward Automatic Braking has been set to the "Alert" setting. This is normal when the FAB has been set to "Alert".
PIT5800B
This Preliminary information communicates and issues with Fuse F49 blowing causing a SES MIL and a Service Theft Deterrent System message displayed in the DIC. It instructions dealership to inspect the 12 volt power accessory port for shorting out.
PIP5891A
This Preliminary information communicates an engineering investigation for injector caused misfires.
PIP5632G
This Preliminary Information communication provides information to the technician that General Motors Technical Assistance Center may ask for Global Diagnostic System 2 Session Log. Technician will need use Global Diagnostic System 2 to send the session logs to General Motors Technical Assistance Center for further assistance on the vehicle in question.
PIP4902Q
This Preliminary Information communication provides information to the technician that General Motors Technical Assistance Center may ask for Global Diagnostic System 2 Session Log. Technician will need use Global Diagnostic System 2 to send the session logs to General Motors Technical Assistance Center for further assistance on the vehicle in question.
PIT3271N
This Preliminary Information communication provides information to the technician about changing the tire and wheel size on vehicles. General Motors will only support a tire calibration for tires that have been sized, tested and designed for the vehicle in question and its applications. Technician should not use the information that is provided by the antilock braking system tire size selection.
PIT5851C
This Preliminary information communicates an issues with the odometer being incorrect after a programming event and how the dealership can resolve the issue.
PIT5883F
This Preliminary information communicates vehicles being built without certain options due to a parts shortage.
22-NA-052
This service bulletin provides repair information to correct a customer concern of DTC B1038 SYM64 set in the BCM and Door Ajar Message on Driver Information Center (DIC).
PIT5832D
This Preliminary information communicates a diagnostic tip on how to resolve a issue if the serial data authentication configuration did not complete correctly.
22-NA-216
This bulletin advises the technician to Inspect the position of the head gasket locating tabs to determine if the head gasket(s) has been possibly installed backwards to correct a concern of an Engine Thermostat Tick Noise and/or Running Hot.
22-NA-222
This technical bulletin provides a procedure to remove the conduit from the harness for the accelerometer to correct the condition of Message âService Suspension Systemâ Displayed and/or DTC C102Exx.
PIT5958
This Preliminary information communicates an issue with the 2nd row bucket seat having side to side movement. GM engineering is working on a fix.
PIE0717A
This engineering information (EI) closure ends the need for gathering further information from technicians in regards to the articulating running boards being inoperable.
PIP5891
This Preliminary information communicates an engineering investigation for injector caused misfires.
22-NA-227
This technical bulletin provides repair information to correct a customer concern of the Rear Washer System Inoperative, or Boot to Washer Hose Disconnection and Possible Hose Leaking.
PIT5481H
This Preliminary Information communication provides information to the technician with additional information on the functionality of Lane Keep Assist. Starting with 2016 model year Lane Keep Assist Regular Production Option Code (UHX) replaced Lane Departure Warning Regular Production Option Code (UFL). Lane Keep Assist is designed to assist the driver in keeping the vehicle from drifting out of a driving lane that has clearly identified markings. The electric power steering provides a gentle steering correction if a lane marking has been crossed and the driver has not actively responded.
PIE0725
This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards No Crank, No Start, Engine Runs Rough, Vehicle Stalls and/or Reduced Engine Power (REP), Service Engine Soon (SES) and/or Malfunction Indicator Lamp (MIL) Illuminated on Driver Information Center (DIC), Multiple DTCs Set.
N212354522-03
Customer Satisfaction Program. Due to the industry-wide semiconductor shortage, the front heated/ventilated seats, front heated seats, or rear heated seats are not functional on certain 2022-2023 model year vehicles listed above, built beginning November 15, 2021. The affected vehicle owners should have been made aware of the condition at sale, and notified that once parts are available, they would be eligible for a no additional cost retrofit to enable the feature. Dealers are to replace the front and rear seat heater control modules, reprogram the body control module and on some vehicles, reprogram the HVAC control module. Note: Some vehicles may also require an additional retrofit of the Left and Right Front Seat Cushion Ventilation Blower in order to restore full functionality of the ventilated seats. Vehicles built with this condition can be identified by RPO 04O. Use IVH to verify if the vehicle is currently eligible in the Front Seat Cushion Vent Blowers Retrofit bulletin N222378560. If so, both retrofits should be performed at the same time.
PIT5851B
This Preliminary information communicates an issues with the odometer being incorrect after a programming event and how the dealership can resolve the issue.
PIT5888B
This Preliminary information communicates an issue with the air leveling suspension losing air pressure in very cold temperatures while sitting for several hours. Dealers are to replace both the front air springs.
22-NA-214
This service bulletin provides a procedure to repair a customer concern of Stop/Start System Inhibited / IBS / Battery Monitor with Module Malfunction Indicator Light (MIL) Illuminated - DTC U152D, P15FF, P305D, P305E, U01B0 Set.
PIT5903A
This Preliminary information communicates to General Motors dealers some helpful steps to diagnose the speed limit showing dashes concern.
22-NA-205
This service bulletin provides information on Module Harvesting.
PIP5845A
This Preliminary information communicates to the dealer technician that if the vehicle's engine coolant reservoir has transmission fluid in it or if Glycol it found in the transmission fluid the dealer should replace the Automatic Transmission Fluid Cooling Exchanger. The dealer should refer to bulletin 08-07-30-035 for the recommended components that should be replaced in the transmission and to flush the engine cooling system following service information.
PIE0721
This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the roof panel joint finish molding being detached and/or loose from the roof retaining clip.
PIP5872
This Preliminary information communicates to replace the rear plugs in the transmission if found leaking.
21-NA-006
This bulletin provides a possible location of a bad connection at the reductant fluid tanks electrical connector.
PIT5917B
This Preliminary information communicates an issue where there is no selection to reset the fuel filter life in the IPC and engineering is working on a fix.
10-00-89-006I
This service bulletin provides information for dealers on how to submit a product information report (PIR) (Canada Only).
PIT5948A
This Preliminary information communicates that when they connect a trailer to the truck that there is a Service Trailer Brake message displayed in the DIC. When checking for DTC's a C159C sym49 maybe set for the Trailer Brake Control Switch. GM Engineering is aware of the issue and working on a fix.
99-00-89-019X
This Warranty Administration bulletin provides information on the Global Warranty Management (GWM) Warranty Parts Center (WPC) Parts Return Program.
PIT5946
This Preliminary information communicates a diagnostic tip on how to resolve a issue with the Body Control Module setting DTC: P0606 and turning on a Check Engine Lamp.
20-NA-219
This technical bulletin provides repair information to correct a customer concern of a gurgle or sloshing noise heard coming from the front sunroof drain hose areas.
PIT5832C
This Preliminary information communicates a diagnostic tip on how to resolve a issue if the serial data authentication configuration did not complete correctly.
PIE0705A
This engineering information (EI) closure ends the need for further information from the field in regards on the rear washer hose being disconnected.
PIE0706A
This engineering information (EI) ends the need for further information from the field in regards to the investigation to help GM engineering to better understand the conditions that causes mechanical seal loss of the NOx sensors.
22-NA-195
This service bulletin provides information on Handling Requests for Modifications to Permanently Import/Export Vehicles Between the U.S. and Canada.
PIT5698C
This Preliminary information communicates additional information on how a LIN bus operates and diagnostic tips when working on a LIN bus.
03-06-04-017R
This service bulletin provides information on availability of Diesel Fuel additives.
PI0592G
This preliminary information (PI) provides information om Service Programming System (SPS) Error Codes (E4398, E4399, E4403, M4404, M4413, M6954, M6955, E4414, E4423, E4491 or E6961).
PIT5948
This Preliminary information communicates that when they connect a trailer to the truck that there is a Service Trailer Brake message displayed in the DIC. When checking for DTC's a C159C sym49 maybe set for the Trailer Brake Control Switch. GM Engineering is aware of the issue and working on a fix.
PIT5949
This Preliminary information communicates an issue during start up that the following symptoms occur: - Service Safety Restraints System Message - Sunroof Inoperative - Sunshade Lights Inoperative - Dome Lights Inoperative - Power Liftgate Inoperative when using switch in overhead console - DTCs U1121 set in the BCM and B1A7A set in the Restraints Module Engineering is currently working on a fix and in the meantime a customer can cycle the dome light switch on/off to correct the condition during that ignition cycle.
22-NA-190
This technical bulletin provides repair information to correct a customer concern of Rear Hatch Liftgate Window Glass Inoperative.
PIT5917A
This Preliminary information communicates an issue where there is no selection to reset the fuel filter life in the IPC and engineering is working on a fix.
PIT5936C
This Preliminary information communicates some customer may comment the headlights are on during daylight conditions with DTC B108E set. Dealers are to reprogram the BCM with updated calibrations to correct this issue.
PIT5936B
This Preliminary information communicates some customer may comment the headlights are on during daylight conditions with DTC B108E set. Dealers are to reprogram the BCM with updated calibrations to correct this issue.
PIE0697B
This engineering information (EI) closure ends the need for further information from the field in regards to a Malfunction Indicator Lamp (MIL) illuminated on driver information center (DIC) with DTCs P26BB and/or P2B60 Set.
05-06-04-022T
This bulletin provides information on the TOP TIER Detergent Gasoline Licensed Brands and the TOP TIER Diesel Fuel Licensed Brands that are recommended for use in all GM vehicles and the TOP TIER FUELS website URL.
06-00-89-031H
This service bulletin provides information on OEM and Remanufactured Engine and Automatic Transmission/Transaxle Identification.
07-06-01-016H
This service bulletin provides information on Internal Engine Noise or Damage After Oil Filter Replacement.
13-08-116-001H
The intent of this service bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for causing multiple customer concerns that do not have other diagnostic methods to identify them.
15-00-89-004E
This service bulletin provides technicians with updated information to help identify the differences between what is considered a fluid leak, and what is considered fluid seepage.
22-NA-060
This informational bulletin provides a procedure to install an isolator over the valve cover if found missing and corrects the customers concern.
01-00-89-010Q
This service bulletin provides information on a guide to help reduce repeat visits for the same customer concern.
05-00-89-072F
This service bulletin provides the technician with additional information on fuels, fuel additives and fuel management.
09-06-04-026W
This bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2.
PIP5621C
This Preliminary information communicates to the dealer technician that TAC recommends the utilization of the GDS2 software to aid in diagnosing automatic transmission concerns. TAC is requesting the GDS2 session logs be sent in before the dealer contacts TAC.
00-06-01-012L
This service bulletin advises about the possible issues that may occur when using a scotch brite pad or highly abrasive disk on gasket sealing surfaces or reused parts.
01-06-01-011M
This service bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil consumption.
03-06-04-017Q
This service bulletin provides information on availability of Diesel Fuel additives.
04-06-04-051G
This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent additive.
PIT5883E
This Preliminary information communicates vehicles being built without certain options due to a parts shortage.
10-06-05-002K
This informational bulletin provides information on Clean Exhaust Filter See Owners Manual Now or Cleaning Exhaust Filter Keep Driving Until Message is Cleared messages Displayed on DIC, DTC P2463 May Be Set.
00-06-01-026P
This service bulletin provides information on replacing the intake manifold when the engine is replaced after severe internal engine damage.
11-00-89-005U
This Warranty Administration bulletin provides information on Dealer Empowerment for Goodwill, Customer Enthusiasm and Policy (U.S. Only).
22-NA-022
This Informational bulletin advises the technician of a possible oil leak at the front cover and how to diagnose it to verify if it is coming from the seal or not.
PIE0717
This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards on the articulating running boards are inoperable.
PIT5941
This Preliminary information communicates a issue where the rear windshield wipers will not be in the park position and will cause the rear back glass not to open with the switch or the RKE fob. This explains how to repair that concern.
22-NA-179
This technical bulletin provides the procedure to align the right rear door to correct the condition of Right Rear Door Alignment.
05-00-89-029E
This service bulletin provides information on General Motors Dealership Critical Equipment Requirements and Recommendations.
22-NA-181
This diagnostic tip advises the tech not to separate the flexplate from the torque convertor or damage my occur if the engine is started while diagnosing for noise from the engine or transmission.
11-00-89-005T
This Warranty Administration bulletin provides information on Dealer Empowerment for Goodwill, Customer Enthusiasm and Policy (U.S. Only).
20-NA-065
This bulletin provides information on tools available to find an intake vacuum leak or exhaust leak to correct a condition of MIL Illuminated with Multiple Fuel Trim and/or Oxygen Sensor Codes Set.
22-NA-159
This informational bulletin provides information for dealers/technicians on visible gap at hem flange where front door skin wraps around and meets door shell.
PIE0709A
This engineering information (EI) closure ends the need for further information from the field in regards to having assist step insert loose, falling off and/or warped.
PIP5792E
This Preliminary information communicates to the dealer technician that if a customer comments that their vehicle equipped with a 6L80, 6L90, 8L90, 10L80, or 10L1000 transmission has a harsh shift, shudder, stall or high transmission fluid temperature concern they should inspect for a twisted transmission cooler line. Technicians are instructed to disconnect the cooler line and untwist it then reconnect the cooler line and inspect the cooler line for being misshaped. Technicians are instructed to replace the cooler line if it is misshaped.
04-00-89-015X
This bulletin provides information on Warranty Administration â Required Operating Procedures - 8 Points (U.S. Only).
PIP5861
This Preliminary information communicates that a vehicle may exhibit a misfire condition resulting in misfire codes P0300-P0308. Upon diagnosis it may be discovered the lifter has come apart. It is recommended to replace the lifter guide and the four lifters.
PIT5926A
This Preliminary information communicates information on correcting a rattle noise from the underbody exhaust heat shield.
PIT5569B
This Preliminary information communicates direction and examples when diagnosing multiple DTCs, one of which includes U**** Byte 71 DTC.
PIT4261H
This Preliminary Information communication provides information to the technician about vehicles with tire sidewall irregularities. This is a visual condition that will not affect durability, reliability or performance of the tires. Dealer should communicate to the customer that slight sidewall indentations are a common characteristic of radial tire construction.
22-NA-082
This technical bulletin provides repair information to correct a customer concern of Malfunction Indicator Lamp Illuminated with DTC P06DD, P2B60, P26BB, P1098 Set.
PIE0685A
This engineering information (EI) closure ends the need for further information regarding oil leaking from the lower oil pan seal area.
PIP5212D
This Preliminary Information communication provides information to the technician about vehicles that have run hot and or has a tick noise. Technician should inspect the head gaskets to ensure are not installed backwards. Technician should replace the head gasket if they are found installed backwards.
PIT5926
This Preliminary information communicates information on correcting a rattle noise from the underbody exhaust heat shield
22-NA-135
This warranty admin bulletin covers information on Essential Tools that include Consumable Parts.
N222371310
Customer Satisfaction Program - Certain vehicles may have a condition in which a âDownload Pausedâ message may appear on the radio display, causing a battery drain condition after receiving an Over The Air (OTA) update. Dealers will charge and test the battery. The battery will be replaced if it fails the test. The Serial Data Gateway Module (SDGM) will also be reprogrammed.
12-01-37-001F
This service bulletin provides information to dealership personnel on a new refrigerant (R1234yf) for A/C service.
22-NA-130
This technical bulletin provides repair information to correct a customer concern of a âService Instrument Clusterâ Lamp Illuminated on the DIC with DTC U3000 Set.
PIC5260F
This Preliminary Information communication advises the technician the steps on diagnosing the concern. Customer's sunroof operation intermittent, bind, noise, auto-reverse, and/or water leaks.
PIE0697A
This engineering information (EI) is requesting information from the technician and to perform the check list provided in regards to a Malfunction Indicator Lamp (MIL) illuminated on driver information center (DIC) with DTCs P26BB and/or P2B60 Set.
PIT5854A
This Preliminary information communicates information on vehicle speed being limited due to aftermarket lower kit being installed on the vehicle.
PIE0709
This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to having assist step insert loose, falling off and/or warped.
22-NA-126
This service bulletin provides repair information to correct a customer concern of Automatic Emergency Braking (AEB) Forward Collision Icon Lamp On with No DTCs Present.
PIT5681C
This Preliminary information communicates the location of the GM Accessory Performance Brake System Rotor Specifications
PIE0706
This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the investigation to help GM engineering to better understand the conditions that causes mechanical seal loss of the NOx sensors.
PIT5448H
This Preliminary Information communication advises the technician with a tip when the vehicle stops running after it has been idling for 2.5 hours. This is normal operation of the vehicle built with regular production code BTM and without Regular Production Option Code AVF. If the vehicle was built with regular production code BTM and AVF only has a 1 hour idle time.
PIP5792D
This Preliminary information communicates to the dealer technician that if a customer comments that their vehicle equipped with a 6L80, 6L90, 8L90, 10L80, or 10L1000 transmission has a harsh shift, shudder, stall or high transmission fluid temperature concern they should inspect for a twisted transmission cooler line. Technicians are instructed to disconnect the cooler line and untwist it then reconnect the cooler line and inspect the cooler line for being misshaped. Technicians are instructed to replace the cooler line if it is misshaped.
22-NA-027
This technical bulletin advises to replace the camshaft cover if found within the Julian date and the cause of a customer concern of possible oil consumption with or without DTC P06DD.
22-NA-120
This technical bulletin provides repair information to correct a customer concern of Cluster Software Version 161.3 - Multiple Updates.
PIE0705
This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards on the rear washer hose being disconnected.
PIT5923
This Preliminary information communicates the proper component naming and labor operation codes for the air leveling system RPO F47and the Electronic Suspension Control System RPO Z95
PIT5873C
This Preliminary information communicates an issue when remote start is used the engine may stall when the push to start button is pressed. Dealers are to reprogram the BCM to correct this issue.
22-NA-064
This technical bulletin provides repair information to correct a customer concern of In-Vehicle MyBrand App Login Error IOK Radio.
N222360980
Customer Satisfaction Program. Certain vehicles, equipped with a 6.2L gasoline engine (RPO L87), may have a condition in which the inner main bearing cap bolts were not torqued properly. Based on data available to GM, vehicles involved in this field action may be at an increased risk of experiencing low engine oil pressure with warning, potentially causing engine damage. Dealers are to replace the engine.
PIP5358B
This Preliminary Information communication provides information to the technician about vehicles that have an unusual noise and is difficult to identify, isolate or pinpoint. Technician should get record a sound clip or take a video of the noise for assessment by engineering. Technician will need to call General Motors Technical Assistance Center for further assistance.
PIT5915B
This Preliminary information communicates an issue with a dead battery due to an over the air update failing while the vehicle is turned off. Dealers are to unlock the serial data gateway module and update the programming in the K56 Serial data gateway module.
PIP5856
This Preliminary information communicates provides information to the technician on the use of R-99 or R-95 Renewable diesel fuel.
22-NA-110
THis informational bulletin advises the tech not to replace the exhaust system if they smell plastic or rubber.
22-NA-111
This informational bulletin provides information on Information On Common Customer Trailer Side Faults.
PIT5915A
This Preliminary information communicates an issue with a dead battery due to an over the air update failing while the vehicle is turned off. Dealers are to unlock the serial data gateway module and update the programming in the K56 Serial data gateway module.
20-NA-142
This Technical bulletin provides a repair to correct a condition of Shudder/Surging While Driving.
PIT5734E
This Preliminary information communicates an issue with poor heater performance and advises dealerships to inspect the heater core inlet and outlet hoses for being twisted or kinked.
PIE0661C
This engineering information (EI) closure ends the need for further information from the field in regards to a Forward Collision Icon Message Illuminated on Driver Information Center (DIC) and/or No DTCs Set.
14-06-04-004H
This informational bulletin explains the normal noises an engine may make when the ambient temperature outside is cold or the vehicle has sat for a few hours.
PIT5195G
This Preliminary Information communication provides information to the technician about vehicles that the speedometer needle appears to be inaccurate. Dealer should advise the customer the specification for speedometer needle accuracy is +/- 2 MPH at any given speed when looking straight at the needle.
PIT5916
This Preliminary information communicates information for dealerships to submit photos and a FPR if they find an issue with the wiring harness chaffing on the ECM Bracket.
PIT5917
This Preliminary information communicates an issue where there is no selection to reset the fuel filter life in the IPC and engineering is working on a fix.
PIE0697
This engineering information (EI) is requesting information from the technician and to perform the check list provided in regards to a Malfunction Indicator Lamp (MIL) illuminated on driver information center (DIC) with DTCs P26BB and/or P2B60 Set.
PIT5915
This Preliminary information communicates an issue with a dead battery due to an over the air update failing while the vehicle is turned off. Dealers are to charge the battery and reprogram the radio.
PIT5788C
This Preliminary information communicates an issue with a low or dead battery issue cause by the rear hvac door being jammed by an foreign object.
PIT5910
This Preliminary information communicates an issue with the dome light off switch not working after the BCM goes asleep. Engineering working on a fix.
12-00-89-003B
This service bulletin provides policy information on warranty administration guidelines for multiple repairs with independent causes (GM Canada Dealers Only).
PIE0677B
This engineering information (EI) closure ends the need for further information from the field in regards to Power Floor Console Armrest will not lock in place and/or the console lid slides back and forth freely.
PIT5907
This Preliminary information communicates a issue where the park assist module can set current communication dtc's due to a timing issue and it may have nothing related to the customers complaint.
22-NA-071
This technical bulletin provides repair information to correct a customer concern of a customer missing 2022 Tahoe, Suburban, and Yukon Radio Update.
PIC5260E
This Preliminary Information communication advises the technician the steps on diagnosing the concern. Customer's sunroof operation intermittent, bind, noise, auto-reverse, and/or water leaks.
01-00-89-010P
This informational bulletin provides information on a guide to help reduce repeat visits for the same customer concern.
PIT5885A
This Preliminary information communicates an issue with an SIR MIL with DTC B14DC caused by the air bag connector contacting the foam in the drivers seat. Dealer to remove the foam that is contacting the air bag connector.
PI0281I
This preliminary informational (PI) bulletin provides information to dealership personnel which may be helpful when addressing underbody component corrosion with customers.
01-00-89-010O
This informational bulletin provides information on a guide to help reduce repeat visits for the same customer concern.
PIT5906
This Preliminary information communicates to the Dealer that there is a known radio static concern. Engineering is aware, and is working on a resolution.
22-NA-044
This service bulletin provides repair information to correct a customer concern of Check Engine MIL Illuminated in DIC Set by Body Control Module with DTC P0607.
PIE0679A
This engineering information (EI) closure ends the need for further information from the field in regards to a Popping Noise Heard On Hard Turns and/or Going Over Speed Bumps, Creaking Noise While Turning Wheel Left and/or Right, Clicking Noise Heard On Slow Sharp Turns.
PIE0676A
This engineering information (EI) closure ends the need for further information from the field in regards to Engine Coolant Reservoir Being Overfilled with Discolored Coolant, Shudder, Shake, Vibration, Harsh Shift, Delayed Shift and/or Slipping Transmission Performance.
22-NA-050
This service bulletin provides information for dealers/technicians on Changes to Front Heated and/or Ventilated Seats, and Second Row Outboard Heated Seats for Certain 2022 Passenger Car, Crossover, SUV, and Truck Models Equipped with RPO 00V, 00R and/or RGJ produced without front Heated/Ventilated Seat Module and/or rear Heated Seat Module.
PIP4670J
This Preliminary Information communication provides information to the technician about a no start or another concern after swapping an Engine Control Module or other modules from one vehicle to another. The Global Architecture electrical system associated with these vehicles does not allow controller swaps between vehicles.
PIE0685
This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to oil leaking from the lower oil pan seal area.
PIP5845
This Preliminary information communicates to the dealer technician that if the vehicle's engine coolant reservoir has transmission fluid in it or if Glycol it found in the transmission fluid the dealer should replace the Automatic Transmission Fluid Cooling Exchanger. The dealer should refer to bulletin 08-07-30-035 for the recommended components that should be replaced in the transmission and to flush the engine cooling system following service information.
PIT5873B
This Preliminary information communicates an issue when remote start is used the engine may stall when the push to start button is pressed. Dealers are to reprogram the BCM to correct this issue.
PIT5903
This Preliminary information communicates to General Motors dealers some helpful steps to diagnose the speed limit showing dashes concern.
05-00-89-072E
This service bulletin provides the technician with additional information on fuels, fuel additives and fuel management.
21-NA-243
This technical bulletin provides repair information to correct a customer concern of Short Range Radar (SRR) with DTC U3000 49 Set.
PIT5901
This Preliminary information communicates a issue where the IPC displays a Service Instrument Cluster message due to a software concern and engineering is working on releasing new software to address the issue.
PIT5900
This Preliminary information communicates an issue when trying to turn on all interior dome lights they only flash or flicker. Dealers are to reprogram the BCM with update calibrations to correct the issue.
PIE0661B
This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to a Forward Collision Icon Message Illuminated on Driver Information Center (DIC) and/or No DTCs Set.
22-NA-020
This warranty administration service bulletin provides warranty labor operation restriction information for dealers/technicians on Park Assist, Heated/Vented Seats, and/or Heated Steering Wheel Options and Features are Inoperative for vehicles that may have had options built without modules due to semiconductor shortage.
PIT3271M
This Preliminary Information communication provides information to the technician about changing the tire and wheel size on vehicles. General Motors will only support a tire calibration for tires that have been sized, tested and designed for the vehicle in question and its applications. Technician should not use the information that is provided by the antilock braking system tire size selection.
PIT5734D
This Preliminary information communicates an issue with poor heater performance and advises dealerships to inspect the heater core inlet and outlet hoses for being twisted or kinked.
PIT5746B
This Preliminary information communicates information on how dealers can contact the supplier for Associated Accessories offered through GM.
22-NA-049
This informational bulletin provides information for dealers/technicians on Changes to Heated Steering Wheel for Certain 2022 Passenger Car, Crossover, SUV, and Truck Models Equipped with RPO 00G.
PIT5876A
This Preliminary information communicates to GM dealeer that GM engineering is aware of and working on a solution to the map pop up concern
PIT5877A
This Preliminary information communicates to dealer that GM engineering is working on a permanent solution for the concern and provides a work around.
PIT5873A
This Preliminary information communicates an issue when remote start is used the engine may stall when the push to start button is pressed. Engineering is working on a fix and in the meantime customers are asking to not use remote start.
PIP5840
This Preliminary information communicates to technicians to modify the camshaft housing cover insulator by removing the stand off identified in the attached pictures.
PIC6450
This Preliminary information communicates a process to correct the concern of Unable to contact OnStar after the 3G EOL on 2015-2022 model year vehicles in the United States.
PIT5788B
This Preliminary information communicates an issue with a low or dead battery issue cause by the rear hvac door being jammed by an foreign object.
PIP5653M
This Preliminary information communicates that engineering is investigating a repair for a chirp noise associated with the front axle assembly.
PIT5892
This Preliminary information communicates a issue where the windshield wipers will no park in the correct position after using the washer or Mist Function of Wiper Switch. New software is being released to address the issue and there is a temporary work around until the software is released.
21NA135
This service bulletin provides information to inform dealership personnel about Law Enforcement and Government vehicles that request to disable or enable content.
PIT3271L
This Preliminary Information communication provides information to the technician about changing the tire and wheel size on vehicles. General Motors will only support a tire calibration for tires that have been sized, tested and designed for the vehicle in question and its applications. Technician should not use the information that is provided by the antilock braking system tire size selection.
21NA219
This informational bulletin provides information for dealers/technicians on an elevated idle feature.
21NA149
This technical bulletin provides repair information to correct a customer concern of Engine Wire Harness Chafing.
22NA022
This Informational bulletin advises the technician of a possible oil leak at the front cover and how to diagnose it to verify if it is coming from the seal or not.
22NA032
Radio Software Version W161 ? Multiple Updates.
22NA044
Check Engine MIL Illuminated in DIC Set by Body Control Module with DTC P0607
PIE0677A
Engineering Information.
PIP5653L
This Preliminary information communicates that engineering is investigating a repair for a chirp noise associated with the front axle assembly.
PIT5762E
This Preliminary information communicates an issues with false codes setting in vehicles due to timing issues between the modules.
PIT5888
This Preliminary information communicates an issue with the air leveling suspension losing air pressure in very cold temperatures while sitting for several hours. Engineering is working on a fix.
080089014G
This service bulletin provides information for dealers/technicians on Use of Dealer Case Management (DCM) and Being Prepared for Contacting U.S. Technical Assistance (TAC).
21NA095
This technical bulletin provides a procedure to seal the exhaust at the UFSCR and Tailpipe flange.
22NA015
This informational bulletin provides graphs to help identify possible issues that may cause shaking and shudders and what may be the cause of said issue.
22NA018
This service bulletin provides information for the Global Warranty Management (GWM) Warranty Parts Center (WPC) Part Photo Return Process (U.S. Dealers Only).
990089019W
This Warranty Administration bulletin provides information on Global Warranty Management (GWM) Warranty Parts Center (WPC) Parts Return Program Information.
PIE0672B
This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the Check Engine Lamp illuminated on Driver Information Center (DIC) and DTC P0607 Set in BCM to determine root cause.
070601016G
This informational bulletin provides information on Internal Engine Noise or Damage After Oil Filter Replacement.
150089004D
This service bulletin provides technicians with updated information to help identify the differences between what is considered a fluid leak, and what is considered fluid seepage.
18NA067
This service bulletin provides information for cleaning brake dust off of aluminum or chrome wheels.
22NA020
This service bulletin provides warranty labor operation restriction information for dealers/technicians on Park Assist, Heated/Vented Seats, and/or Heated Steering Wheel Options and Features are Inoperative.
PI0653F
This preliminary informational bulletin provides information on Damaged, Disassembled or Improperly Packaged Turbochargers Returned to Warranty Part Center.
PIP5791A
This Preliminary information communicates to dealership technicians to perform a sweep of the coolant flow control valve and test the circuits before replacing the Engine Coolant Flow Control Valve, and to assist engineering in root causing the P2B60.
PIP5808A
This Preliminary information communicates to technicians to replace the ECM and affected sensor if diagnostics leads to replacement of the ECM.
PIT5866C
This Preliminary information communicates to GM dealers of a concern with missing icon on the display and work around information until Engineering verifies a permanent repairs.
PIT5734C
This Preliminary information communicates an issue with poor heater performance and advises dealerships to inspect the heater core inlet and outlet hoses for being twisted or kinked.
PIT5832A
This Preliminary information communicates a diagnostic tip on how to resolve a issue if the serial data authentication configuration did not complete correctly.
PIT5883B
This Preliminary information communicates vehicles being built without certain options due to a parts shortage.
20NA090
This informational bulletin provides a way for the technician to identify if the ECM has been modified.
PIE0676
This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to Engine Coolant Reservoir Being Overfilled with Discolored Coolant, Shudder, Shake, Vibration, Harsh Shift, Delayed Shift and/or Slipping Transmission Performance.
PIT4322M
This Preliminary Information communication provides information to the technician about vehicles that have an unwanted Stability Activation and/or a Service Stability message on the Driver Information Center. Technician may find a Diagnostic Trouble Code C0710. Technician should inspect for vehicles modifications before any in-depth diagnostics are performed.
PIT5800A
This Preliminary information communicates and issues with Fuse F49 blowing causing a SES MIL and a Service Theft Deterrent System message displayed in the DIC. It instructions dealership to inspect the 12 volt power accessory port for shorting out.
18NA235
This information bulletin advised the tech of possible use of low fuel quality and the possible ramifications in performance in regards to the customers concerns.
21NA284
This technical bulletin provides repair information to correct a customer concern of the 60% rear seat will not fold down.
18NA103
This service bulletin provides service information for customer concerns of an in-tank fuel pump whining noise, engine hard to start and/or stalls and Malfunction Indicator Lamp (MIL) is illuminated that may be caused by gelling of fuel in cold temperatures.
PIT5788A
This Preliminary information communicates an issue with a low or dead battery issue cause by the rear hvac door being jammed by an foreign object.
PIT5885
This Preliminary information communicates an issue with an SIR MIL with DTC B14DC caused by the air bag connector contacting the foam in the drivers seat. Dealer to remove the foam that is contacting the air bag connector.
18NA073
This service bulletin provides graphics, information and guidelines for engine component wear to assist service personnel as a guideline to perform necessary engine repairs and prevent unnecessary engine replacement.
22NA012
This service bulletin provides information for dealers/technicians on Stone Chip/Membrane Damage, Broken Connector and/or Sensor Retaining Tabs, and/or Paint Damage of Park Assist Sensors.
PIE0675A
This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the Service the Safety Restrain System illuminated in the Driver Information Center (DIC).
PIP4902P
This Preliminary Information communication provides information to the technician that General Motors Technical Assistance Center may ask for Global Diagnostic System 2 Session Log. Technician will need use Global Diagnostic System 2 to send the session logs to General Motors Technical Assistance Center for further assistance on the vehicle in question.
PIT5479E
This Preliminary Information communication provides information to the technician about fluid leaking from the brake caliper piston area found during a service of the vehicle. The substance is actually excess assembly grease from the caliper boot and piston installation. This grease can be cleaned off and the rest of the service completed.
PIT5481G
This Preliminary Information communication provides information to the technician with additional information on the functionality of Lane Keep Assist. Starting with 2016 model year Lane Keep Assist Regular Production Option Code (UHX) replaced Lane Departure Warning Regular Production Option Code (UFL). Lane Keep Assist is designed to assist the driver in keeping the vehicle from drifting out of a driving lane that has clearly identified markings. The electric power steering provides a gentle steering correction if a lane marking has been crossed and the driver has not actively responded.
PIT5883A
This Preliminary information communicates vehicles being built without certain options due to a parts shortage.
PIP4723F
This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8 starting/charging tester and Vehicle Data Recorder tools, giving website address and step by step instructions to complete the update.
PIP5632F
This Preliminary Information communication provides information to the technician that General Motors Technical Assistance Center may ask for Global Diagnostic System 2 Session Log. Technician will need use Global Diagnostic System 2 to send the session logs to General Motors Technical Assistance Center for further assistance on the vehicle in question.
20NA110
This service bulletin provides service information for a DEF pump that is unable to build pressure after replacement.
PIE0659A
This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards the Service 4WD message displayed on the driver information center (DIC).
PIT5883
This Preliminary information communicates vehicles being built without certain options due to a parts shortage.
22NA009
This service bulletin provides service information on new torque specification and installation procedure for ACDelco Spin-On Oil Filters.
070316004D
This service bulletin provides information for tire pressure monitoring (TPM) system concerns.
16NA380
This service bulletin provides a diagnostic aid procedure on how to perform a quick test to check if the DPF is the cause of excessive soot from the tailpipe.
18NA361
This technical bulletin provides a procedure to flush the cooler lines to validate if there is excessive debris in the fuel system caused by a failed part.
030604017P
This service bulletin provides information on availability of Diesel Fuel additives.
18NA150
This informational bulletin provides information on 6.6L Duramax Possible Oil Leak Path Information.
16NA222
This bulletin provides information on Engine Concerns that could result from lack of scheduled maintenance, improper service or aftermarket calibrations.
100605002J
This informational bulletin provides information on Clean Exhaust Filter See Owners Manual Now or Cleaning Exhaust Filter Keep Driving Until Message is Cleared messages Displayed on DIC, DTC P2463 May Be Set.
000090002L
This service bulletin provides information for accurate tire pressures that ensure the safe handling and appropriate ride characteristics of GM cars and trucks.
050604022S
This bulletin provides information on the TOP TIER Detergent Gasoline Licensed Brands and the TOP TIER Diesel Fuel Licensed Brands that are recommended for use in all GM vehicles and the TOP TIER FUELS website URL.
1308116001G
The intent of this technical bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for causing multiple customer concerns that do not have other diagnostic methods to identify them.
19NA218
This service bulletin provides a service procedure to correct a condition of a Ticking Noise from the Engine.
PIP5828A
This Preliminary information communicates to technicians the need to reflash the reductant controller for a P205B intermittently setting.
PIP5832
This Preliminary information communicates to the dealer an issue where a vehicle may be exhibiting an engine noise condiion. The dealer is instructed on how to isolate the noise to a specific area of the engine for further diagnosis.
PIT5876
This Preliminary information communicates to GM dealeer that GM engineering is aware of and working on a solution to the map pop up concern
PIT5877
This Preliminary information communicates to dealer that GM engineering is working on a permanent solution for the concern and provides a work around
PIT5866B
This Preliminary information communicates to GM dealers of a concern with missing icon on the display and work around information until Engineering verifies a permanent repairs
PIT5875
This Preliminary information communicates to GM dealers of a concern with cellphone software causing no audio concern
20NA166
This informational bulletin advises the technician of possible coolant entering the areas of the engine, either through failed parts or defects in the castings, that may be the cause of the concerns related to the MIL or the engine running rough.
20NA228
This technical bulletin provides a procedure to replace the fuel filter and perform a filter life procedure if found the reason for a failed fuel filter life reset during ECM transfer of data.
PIT5801B
This Preliminary information communicates an issue with how to properly inspect and ensure the air lines for the air suspension system are fully seated.
PIT5873
This Preliminary information communicates an issue when remote start is used the engine may stall when the push to start button is pressed. Engineering is working on a fix and in the meantime customers are asking to not use remote start.
PIT5828A
This Preliminary Information communication provides information to the technician about customers that may request the factory Integrated Trailer Brake Controller Regular Production Option Code (JL1) be installed on their Full-Size Pickup or SUV when the vehicle was not ordered with the option. Dealer should advise the customer it cannot be added to the vehicle.
21NA281
This service bulletin provides diagnostic information for technicians in cases of an ETRS system fault or a no start condition - If the vehicle needs to be moved, it is recommended to use wheel dollies, tire skates or the NEW Manual Park Release tool DT-52910.
PIT5866A
This Preliminary information communicates to GM dealers of a concern with missing icon on the display and work around information until Engineering verifies a permanent repairs
PIT5869
This Preliminary information communicates an issues with an SES MIL, A/C blowing warm air and DTC's B1AA3 U3018 U3505 due to Fuse F4DR open. Dealers are to inspect the wiring in the front floor console.
PIP5828
This Preliminary information communicates to technicians a P205B intermittently setting is under investigation by engineering and to clear the code and release the vehicle.
21NA271
TGhis bulletin advises the technician of a possible coolant hose that might be kinked causing the customers concern.
21NA272
This service bulletin provides information on Engine Oil Consumption Guidelines.
PIE0662A
This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to Reductant Tank Temperature Sensor Performance and/or Service Emissions System Message on Driver Information Center (DIC), DTC P205B Set.
PIT5867
This Preliminary information communicates a diagnostic tip on how to resolve a issue with DTC: U300 SYM 49
PIT5866
This Preliminary information communicates to GM dealers of a concern with missing icon on the display and work around information until Engineering verifies a permanent repairs
030310007K
This service bulletin provides information for dealers/technicians on Tire/Wheel Characteristics (Vibration, Balance, Shake, Flat Spotting) of GM Original Equipment Tires.
19NA104
This service bulletin provides information for dealers/technicians and customers on steam/vapor coming from the front grille or radiator area.
030091001H
This service bulletin provides a vibration analysis worksheet the technician can use in conjunction with the appropriate Vibration Analysis-Road testing procedure, when diagnosing vibration concerns.
PIT5448G
This Preliminary Information communication advises the technician with a tip when the vehicle stops running after it has been idling for 2.5 hours. This is normal operation of the vehicle built with regular production code BTM and without Regular Production Option Code AVF. If the vehicle was built with regular production code BTM and AVF only has a 1 hour idle time.
PIT5851
This Preliminary information communicates an issues with the odometer being incorrect after a programming event and how the dealership can resolve the issue.
PIT3099U
This Preliminary Information communication provides information to the technician about installing General Motors Accessory parts/kits. Technicians should refer to Service Information for information regarding most accessories. Technicians may also contact PARTECH and/or the Techline Customer Support Center for additional support.
20NA132
This warranty administration bulletin provides policy information on the requirements for battery testing and warranty replacements.
PIT5509H
This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicle that may have a "Check Trailer Wiring" or "Service Trailer Brake System? message on the Driver Information Center when a trailer is connected to the vehicle. Diagnostic Trouble Code C1114 set in the Chassis Control Module. Chassis Control Module has to determine the type of trailer brake system that is being used. The Chassis Control Module can be sensitive to a variety of trailer wiring issues. The technician will need to make a trailer tester using Electric Trailer Brake Magnets and 7-way trailer connector to determine if it is a vehicle or trailer issue. If the concern is not duplicated with the tester installed, the vehicle is operating correctly and the focus should be on the trailer wiring or 7 way connector.
PIC5650J
This Preliminary Information communication provides information to the technician about vehicles that have an intermittent no crank, no start, or start stall concern with the security light coming on. Technician may find Diagnostic Trouble Codes B3055, B3060, and/or B3935. Technician should not replace any parts for this concern. If unable to duplicate the concern ask if the customer uses any Radio Frequency Identification Devices when the concern is present. Dealer should also direct their customers to the appropriate section in the Owner manuals that references that the device complies.
PIT5698B
This Preliminary information communicates additional information on how a LIN bus operates and diagnostic tips when working on a LIN bus.
21NA152
This service bulletin provides information for dealers/technicians on glass ultraviolet (UV) Ray protection and tint percentage.
010842001N
This service bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Water Leaks and Replacement Guidelines.
110089002E
This service bulletin provides information on GM Accessories ? Dealer-Installed, Repaired or Replaced During Warranty Coverage Period.
070089036J
This service bulletin provides information on Enhancing Field Product Reports with Digital Pictures.
Complaint counts are reports filed with NHTSA, not failure rates. A common model collects more of them than a rare one that breaks more often.