PIP4902W
Service Bulletin/Repair Instructions
This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
Vehicle report
2022 GMC SIERRA 2500
Service bulletins
697 bulletinsTechnical 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.
PIP6127A
Service Bulletin/Repair Instructions
This document assists GM dealer technicians with diagnosing torque converter concerns to ensure torque converter replacement is necessary. The torque converter part number will be placed on order restriction, and the technician will be asked to follow 25-NA-148 before requesting a part through PQC.
PIC6551C
Service Bulletin/Repair Instructions
This Preliminary information communicates to dealer to perform a MEC reset for wireless projection issues
PIT6031B
Service Bulletin/Repair Instructions
This Preliminary information communicates an issue where an aftermarket autostop device or rear taillights is causing a dead battery.
PIT5680B
Service Bulletin/Repair Instructions
This PI provides information to repair the door water deflector which is not sealed properly allows water into the door jam/sill area.
PIT5099J
Service Bulletin/Repair Instructions
PI to help diagnose A/C concern
PIT5509N
Service Bulletin/Repair Instructions
This PI provides diagnostic tips for diagnosing electric trailer brakes issues.
PIT6473F
Service Bulletin/Repair Instructions
This PI was created to help avoid unnecessary front camera module replacements
PIT6532
Service Bulletin/Repair Instructions
The purpose of this PI is to inform dealer technicians of a normal cab pressure relief valve noise to avoid unnecessary part replacement
PIT5544J
Service Bulletin/Repair Instructions
This Preliminary information communicates information on a hydraulic rush type noise from the power steering gear. This noise is a characteristic of the new Active Hydraulic Assist System RPO NV8 and no repairs should be made. The noise is most noticeable in the cab at idle, in park, with all accessories turned off.
PIT5966F
Service Bulletin/Repair Instructions
This Preliminary information communicates an issue with an OTA pending message still displayed after an OTA event and how to reset/clear the message.
PIT6522
Service Bulletin/Repair Instructions
This PI advises dealers that if the K160 Brake System Control Module sets DTC P0606 along with P0562 and/or P25A2, additional diagnostic aids should be followed before replacing parts. The PI provides guidance to inspect for low voltage conditions, wiring, terminal concerns, and module communication issues that may cause false or intermittent EBCM DTCs.
PIT6523
Service Bulletin/Repair Instructions
This PI provides diagnostic steps for dealer technicians to verify the condition and ensure that part replacement is necessary
PIT6132E
Service Bulletin/Repair Instructions
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.
PIT6054D
Service Bulletin/Repair Instructions
This Preliminary information communicates that the inner tailgate cannot be disabled if the vehicle is not equipped with passive entry.
PIT6519
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
This PI provides diagnostic tips for diagnosing electric trailer brakes issues.
N25-250552
Over The Air
• Improvements to OnStar functionality.
PIC6423A
Service Bulletin/Repair Instructions
Pi created to provide GM dealers with information on gathering information for projection issue
PIC6551B
Service Bulletin/Repair Instructions
This Preliminary information communicates to dealer to perform a MEC reset for wireless projection issues
PIT5689N
Service Bulletin/Repair Instructions
This Preliminary information communicates that some customers may comment that after an auto-stop event the engine does not restart and to inspect the engine ground strap. Temporarily on hold while PIE0572 is active. PIE0572 has now ended and reinstating the PI.
PIT3271Q
Service Bulletin/Repair Instructions
This preliminary information communicates information about how to determine if a wheel and tires size change is available.
PIT6473E
Service Bulletin/Repair Instructions
This PI was created to help avoid unnecessary front camera module replacements
PIT6473D
Service Bulletin/Repair Instructions
This PI was created to help avoid unnecessary front camera module replacements
PIT6473C
Service Bulletin/Repair Instructions
This PI was created to help avoid unnecessary front camera module replacements
PIP4902V
Service Bulletin/Repair Instructions
This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
PIP6104
Service Bulletin/Repair Instructions
This Preliminary information communicates the steps on how to save a GDS2 Session Log and upload to a Technical Assistance Case in CX Connect.
PIT6473B
Service Bulletin/Repair Instructions
This Preliminary Information communicates direction for different audio issues with RPO UQA, UQF, UQS, or NKD
PIT6425D
Service Bulletin/Repair Instructions
This Preliminary information communicates to the field on how to diagnosis a GPS issue with the Telematic module with no DTC'ss
PIT5697E
Service Bulletin/Repair Instructions
This Preliminary information communication provides information to the technician on installing Regular Production Option Code UVC Rearview Camera. Technician will need to reference the latest version of General Motors Up-fitter Integration Bulletin 152. The information can be found at http://www.gmupfitter.com/ under the "Technical Bulletin" Tab and then "Show all bulletins."
PIT5744F
Service Bulletin/Repair Instructions
This Preliminary information communicates information on how to disable the Side Blind Zone Detection and Park Assist systems when a customer removes the pickup box from the vehicle to install an aftermarket bed or body.
PIT6489
Service Bulletin/Repair Instructions
This preliminary information communicates an issue with the engine running after the ignition is turned off and diagnostic help to isolate a possible Fuel Pump Control Module issue.
PIT4506J
Service Bulletin/Repair Instructions
This Preliminary Information communication provides information to the technician that some owners of Heavy Duty Trucks and Utilities may ask if they can lower their tire pressures. Tire pressures being set to the "Tire and Loading Label" will ensure the safe handling and ride characteristics of the truck and should not be lowered.
PIT6483
Service Bulletin/Repair Instructions
This preliminary information communicates an issue with aftermarket LED headlights causing IPC warning messages and MIL along with several low speed lan DTCs.
PIT6400A
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
This Preliminary information communicates to the field on how to diagnosis a GPS issue with the Telematic module with no DTC's
PIT6344A
Service Bulletin/Repair Instructions
This Preliminary information communicates an issue with blower motor speed changing when air flow is blocked by snow.
PIP6098
Service Bulletin/Repair Instructions
This PI advised dealer technicians of possible causes of diesel fuel contamination in gasoline powered vehicles and advises of warranty direction.
PIP4902U
Service Bulletin/Repair Instructions
This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
PIT5828E
Service Bulletin/Repair Instructions
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.
PIT6276B
Service Bulletin/Repair Instructions
This Preliminary information communicates an issue with a service keyless entry message caused by aftermarket door handle covers and they should be removed.
PIT5689M
Service Bulletin/Repair Instructions
This Preliminary information communicates that some customers may comment that after an auto-stop event the engine does not restart and to inspect the engine ground strap. Temporarily on hold while PIE0572 is active. PIE0572 has now ended and reinstating the PI.
PIT6132D
Service Bulletin/Repair Instructions
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.
PIT5214G
Service Bulletin/Repair Instructions
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.
25-NA-339
Service Bulletin/Repair Instructions
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.
PIT6132C
Service Bulletin/Repair Instructions
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.
PIT6425B
Service Bulletin/Repair Instructions
This Preliminary information communicates to the field on how to diagnosis a GPS issue with the Telematic module with no DTC's
PIT6425A
Service Bulletin/Repair Instructions
This Preliminary information communicates to the field on how to diagnosis a GPS issue with the Telematic module with no DTC's
PIC6551A
Service Bulletin/Repair Instructions
This Preliminary information communicates to dealer to perform a MEC reset for wireless projection issues
N242454441 -03
Service Campaign
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.
PIT6440
Service Bulletin/Repair Instructions
The Driver Information Center may display a message of Transport Mode On after the ignition is cycled.
13598
Other
New Vehicle Monitoring Programs Section in IVH
PIT5479H
Service Bulletin/Repair Instructions
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.
22-NA-080
Service Bulletin/Repair Instructions
This technical bulletin provides a procedure to replace the camshaft actuator magnet to correct customer concerns of engine related shudder.
PIT5895E
Service Bulletin/Repair Instructions
This Preliminary information communicates a new tailgate feature which allows the customer to enable or disable the inner tailgate.
PIP4902T
Service Bulletin/Repair Instructions
This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
PIT6059C
Service Bulletin/Repair Instructions
This Preliminary information communicates an issue with super cruise unavailable due to the driver's monitoring camera and dealers to replace the camera.
PIC5650M
Service Bulletin/Repair Instructions
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.
PIT6396A
Service Bulletin/Repair Instructions
This PI communicates an issue with a SES MIL with DTC P2535, P12A6, P10DA and/or C111B maybe set after replacing the fuel pump driver module. Engineering is working on a fix, but in the meantime, dealers are to install a diode.
PIT5161L
Service Bulletin/Repair Instructions
This Preliminary Information communication provides information to the technician about vehicles that may have a bump feel or clunk noise at a stop or on launch. Dealer should communicate to the customer this condition is a normal operating characteristic
PIP5865E
Service Bulletin/Repair Instructions
This Preliminary information communicates the possibility of DTC P30BF failing on low mile vehicles due to the possibility of the cylinder 1/2 sliding barrel binding on intake camshaft.
PIP5601B
Service Bulletin/Repair Instructions
This PI communicates the requirement to provide a pico file to receive diagnostic assistance from TAC.
PIP5601C
Service Bulletin/Repair Instructions
This PI communicates the requirement to provide a pico file to receive diagnostic assistance from TAC.
PIT6405
Service Bulletin/Repair Instructions
This PI is to inform dealers of a possible issue with an LVDS cable causing the radio to come on unwanted
N252494770-01
Service Campaign
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.
N252494770
Service Campaign
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
Service Bulletin/Repair Instructions
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.
PIT6396
Service Bulletin/Repair Instructions
This PI communicates an issue with a SES MIL with DTC P2535, P12A6, P10DA and/or C111B maybe set after replacing the fuel pump driver module. Engineering is working on a fix, but in the meantime, dealers are to install a diode.
PIT6180A
Service Bulletin/Repair Instructions
This Preliminary information communicates assistance in locating the Rear seat belt comfort guides in the parts catalog.
PIP4902S
Service Bulletin/Repair Instructions
This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
25-NA-156
Service Bulletin/Repair Instructions
This service bulletin provides information on Tire Sidewall Irregularities.
00-06-01-026R
Service Bulletin/Repair Instructions
This service bulletin provides information on replacing the intake manifold when the engine is replaced after severe internal engine damage.
24-NA-262
Service Bulletin/Repair Instructions
This bulletin helps aid the tech in possible 10L100 transmission noise that may be normal or abnormal depending on the concern noted.
07-08-42-006U
Service Bulletin/Repair Instructions
This service bulletin provides technicians with information on available BCM calibrations to restore bulb outage detection on vehicles produced by a second stage manufacturer (Upfitter), and/or turn signals flash fast after factory box removed.
PIT5074R
Service Bulletin/Repair Instructions
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.
PIT5966E
Service Bulletin/Repair Instructions
This Preliminary information communicates an issue with an OTA pending message still displayed after an OTA event and how to reset/clear the message.
22-NA-182
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
This bulletin advises the tech to inspect deeper into what may be to main cause of an engine failure.
23-NA-153
Service Bulletin/Repair Instructions
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.
21-NA-238
Service Bulletin/Repair Instructions
This technical bulletin provides a procedure to inspect the front pump of the transmission for a possible leak.
25-NA-114
Service Bulletin/Repair Instructions
This informational bulletin provides information on Anti-Chip Coating Appearance.
25-NA-118
Service Bulletin/Repair Instructions
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.
15-NA-010
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
This Preliminary information communicates to dealership technicians to perform the reset for the 2 modules noted above.
PIP5810C
Service Bulletin/Repair Instructions
This Preliminary information communicates that the tool for the HD transfer cases to install the input seal during a repair is incorrect and a new tool is in development.
25-NA-100
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
This Preliminary information communicates an issue with the SES MIL and DTC P062B /P060C and engineering is currently investigating.
PIT6369
Service Bulletin/Repair Instructions
This Preliminary information communicates to dealership technicians to perform the reset for the 2 modules noted above.
PI0281L
Service Bulletin/Repair Instructions
This preliminary informational (PI) bulletin provides information to dealership personnel that may be helpful when addressing underbody component corrosion with customers.
PIP6008E
Service Bulletin/Repair Instructions
This Preliminary information communicates a possible retainer ring dis-lodged for a DTC P2714, may not have reverse as well.
21-NA-166
Service Bulletin/Repair Instructions
This informational bulletin provides information on the turn signal stalk not cancelling and/or mis cancelling.
PIP5926D
Service Bulletin/Repair Instructions
This Preliminary information communicates that the t-case input seal, and/or the o-ring most likely is the source of the leak between the transmission and the t-case.
PIT5551R
Service Bulletin/Repair Instructions
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".
13-02-32-001H
Service Bulletin/Repair Instructions
This service bulletin provides a procedure to flush and bleed power steering system to correct a power steering noise or fluid leak concern that is caused during extremely low temperatures.
24-NA-229
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
This warranty administration bulletin provides policy information for GM courtesy transportation and roadside assistance programs.
PIT5986D
Service Bulletin/Repair Instructions
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.
22-NA-183
Service Bulletin/Repair Instructions
This service bulletin advises the technician of a different tire/rim option that can be used to correct a customer concern of poor ride quality at highway speeds.
25-NA-087
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
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.
PIP6052
Service Bulletin/Repair Instructions
This Preliminary information communicates to use a vacuum to remove any packing material found on top of the service valve body assembly.
07-08-42-006T
Service Bulletin/Repair Instructions
This service bulletin provides technicians with information on available BCM calibrations to restore bulb outage detection on vehicles produced by a second stage manufacturer (Upfitter), and/or turn signals flash fast after factory box removed.
23-NA-185
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
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.
PIT6110E
Service Bulletin/Repair Instructions
This Preliminary information communicates an issue with the SES MIL and DTC P062B and engineering is currently investigating.
24-NA-098
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
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.
23-NA-073
Service Bulletin/Repair Instructions
This technical bulletin provides repair information to correct a customer concern of Evaporative DTCs P0442, P0446, P0455 or P0449, Caused by Dust Intrusion into the Evaporative Canister.
15-06-03-001F
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
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).
17-NA-073
Service Bulletin/Repair Instructions
This warranty administration bulletin provides information regarding the field action courtesy transportation policy.
24-NA-046
Service Bulletin/Repair Instructions
This technical bulletin provides a procedure to correct the condition of Suction Cup Marks on Window Glass.
PIP5901B
Service Bulletin/Repair Instructions
This Preliminary information communicates that the tool for the HD transfer cases to measure clutch pack shim selection is in development.
PIT5689L
Service Bulletin/Repair Instructions
This Preliminary information communicates that some customers may comment that after an auto-stop event the engine does not restart and to inspect the engine ground strap. Temporarily on hold while PIE0572 is active. PIE0572 has now ended and reinstating the PI.
05-03-07-009L
Service Bulletin/Repair Instructions
This service bulletin provides information on Wheel Alignment Specifications, Requirements and Recommendations for GM Vehicles.
11-00-89-005Y
Service Bulletin/Repair Instructions
This Warranty Administration bulletin provides information on Dealer Empowerment for Goodwill, Customer Enthusiasm and Policy (U.S. Only).
PIE0818
Service Bulletin/Repair Instructions
This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regard to the outside rearview mirror skull cap missing.
PIT6344
Service Bulletin/Repair Instructions
This Preliminary information communicates an issue with blower motor speed changing when air flow is blocked by snow.
PIT4506H
Service Bulletin/Repair Instructions
This Preliminary Information communication provides information to the technician that some owners of Heavy Duty Trucks and Utilities may ask if they can lower their tire pressures. Tire pressures being set to the "Tire and Loading Label" will ensure the safe handling and ride characteristics of the truck and should not be lowered.
05-08-51-001L
Service Bulletin/Repair Instructions
This informational bulletin provides a procedure on how to remove the paint stain that may present itself under the shipping film.
PIT5895D
Service Bulletin/Repair Instructions
This Preliminary information communicates a new tailgate feature which allows the customer to enable or disable the inner tailgate.
22-NA-068
Service Bulletin/Repair Instructions
This technical bulletin provides repair information to correct a customer concern of Diagnostic Tips For Park Assist Off Message / Unwanted Or False Park Assist Alerts / No DTCs.
16-NA-109
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
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".
PIT5744E
Service Bulletin/Repair Instructions
This Preliminary information communicates information on how to disable the Side Blind Zone Detection and Park Assist systems when a customer removes the pickup box from the vehicle to install an aftermarket bed or body.
PIT6276A
Service Bulletin/Repair Instructions
This Preliminary information communicates an issues with a service keyless entry message caused by aftermarket door handle covers and they should be removed.
PIT5986C
Service Bulletin/Repair Instructions
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.
PIT6328A
Service Bulletin/Repair Instructions
This Preliminary information communicates to dealership technicians to contact Techline support to data wipe the radio to clear the PIN.
21-NA-138
Service Bulletin/Repair Instructions
This service bulletin provides a repair procedure to correct a customer concern of a Squeak, Grind or Clunking Noise from Rear Leaf Springs.
07-00-89-037V
Service Bulletin/Repair Instructions
This warranty administration bulletin provides policy information for GM courtesy transportation and roadside assistance programs.
PIT6132B
Service Bulletin/Repair Instructions
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.
PIT6059B
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
This service bulletin provides information on proper use of floor mats.
21-NA-043
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
This warranty administration service bulletin provides information about GM Accessories - Dealer-Installed, Repaired or Replaced During Warranty Coverage Period.
PIT6328
Service Bulletin/Repair Instructions
This Preliminary information communicates to dealership technicians to contact Techline support to data wipe the radio to clear the PIN.
23-NA-064
Service Bulletin/Repair Instructions
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.
PIT5689K
Service Bulletin/Repair Instructions
This Preliminary information communicates that some customers may comment that after an auto-stop event the engine does not restart and to inspect the engine ground strap. Temporarily on hold while PIE0572 is active. PIE0572 has now ended and reinstating the PI.
21-NA-135
Service Bulletin/Repair Instructions
This service bulletin provides information to inform dealership personnel about Law Enforcement and Government vehicles that request to disable or enable content.
N242454441-02
Service Campaign
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
Service Bulletin/Repair Instructions
This service bulletin provides information on Exterior Lamp Condensation and Water Leak Information and Replacement Guidelines.
PIC6591
Service Bulletin/Repair Instructions
This Preliminary information communicates to dealer to contact TAC for a specific display issue.
PIP6008C
Service Bulletin/Repair Instructions
This Preliminary information communicates a possible retainer ring dis-lodged for a DTC P2714, may not have reverse as well.
PIT5544H
Service Bulletin/Repair Instructions
This Preliminary information communicates information on a hydrauilc rush type noise from the power steering gear. This noise is a characteristic of the new Active Hydraulic Assist System RPO NV8 and no repairs should be made. The noise is most noticeable in the cab at idle, in park, with all accessories turned off.
17-NA-350
Service Bulletin/Repair Instructions
This informational bulletin provides explanation of a normal condition of a loose fitting trailer hitch receiver in the gooseneck hitch ball.
22-NA-172
Service Bulletin/Repair Instructions
This technical bulletin provides repair information to correct a customer concern of Trailer Tire Pressure Only Reading Up To 100 PSI, New Parts To Increase To 147 PSI.
21-NA-155
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
This informational bulletin provides a guide on how to diagnose and test for vibrations utilizing the PicoScope.
18-NA-011
Service Bulletin/Repair Instructions
Informational bulletin explaining how a plow may cause overheating and engine damage when traveling over 45 mph.
22-NA-150
Service Bulletin/Repair Instructions
This technical bulletin provides a procedure to program the Reductant Control Module and Setup and Perform the Reductant Fluid Tank Level Reset.
09-06-04-026Z
Service Bulletin/Repair Instructions
This bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2.
22-NA-218
Service Bulletin/Repair Instructions
This informational bulletin advises the technician on normal noises produced by the engine and to explain this to the customer.
PIP6008B
Service Bulletin/Repair Instructions
This Preliminary information communicates a possible retainer ring dis-lodged for a DTC P2714, may not have reverse as well.
PIT5828D
Service Bulletin/Repair Instructions
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.
20-NA-132
Service Bulletin/Repair Instructions
This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements.
07-00-89-037U
Service Bulletin/Repair Instructions
This warranty administration bulletin provides policy information for GM courtesy transportation and roadside assistance programs.
21-NA-091
Service Bulletin/Repair Instructions
This service bulletin provides information for customers/dealers/technicians on Normal Camera Display Operation - Flashing Diamond - Spot - or UFO like image on Camera Display.
03-06-01-023I
Service Bulletin/Repair Instructions
This service bulletin explains how to measure for oil consumption and possible reasons for loss of oil.
PIT5386K
Service Bulletin/Repair Instructions
This Preliminary Information communication provides information to the technician about vehicles that are found to have a back-up alarm inoperative during the Pre-Delivery Inspection. On trucks equipped with the Back Up Alarm (RPO 8S3), the alarm will be intentionally left disconnected from the assembly plant. Technician will reroute the harness and plug it in.
PIT6265B
Service Bulletin/Repair Instructions
This Preliminary information communicates to dealership technicians that if they encounter a vehicle with this issue, they can contact TCSC to have the software for the MDI backdated to communicate properly.
18-NA-263
Service Bulletin/Repair Instructions
This warranty administration bulletin provide policy information for variable diagnostic time allowances on select labor operations (U.S. Only).
22-NA-038
Service Bulletin/Repair Instructions
This warranty bulletin provides information on Customer Concern Not Duplicated (CCND) Labor Operation Numbers.
22-NA-053
Service Bulletin/Repair Instructions
This service bulletin provides information for dealers/technicians on Labor Operations for Limited Production Option (LPO) Calibrated Accessories.
N242454441-01
Service Campaign
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.
16-NA-376
Service Bulletin/Repair Instructions
This informational bulletin provides information on higher than expected oil consumption.
PIT5962B
Service Bulletin/Repair Instructions
This Preliminary information communicates a GM part number for reflective high temperature heat or insulating tape when repairing wiring harnesses.
PIT5697D
Service Bulletin/Repair Instructions
This Preliminary information communication provides information to the technician on installing Regular Production Option Code UVC Rearview Camera. Technician will need to reference the latest version of General Motors Up-fitter Integration Bulletin 152. The information can be found at http://www.gmupfitter.com/ under the "Technical Bulletin" Tab and then "Show all bulletins."
08-07-30-035I
Service Bulletin/Repair Instructions
This service bulletin provides information on the harmful effects of ethylene glycol in transmission fluid.
N242454441
Service Bulletin/Repair Instructions
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.
17-NA-374
Service Bulletin/Repair Instructions
This informational bulletin advises the technician of how the Soot information has changed from grams to percentage.
22-NA-238
Service Bulletin/Repair Instructions
This service bulletin provides diagnostic/repair information to correct a customer concern of Cellphone not Charging or USB Receptacle Inoperative.
19-NA-219
Service Bulletin/Repair Instructions
This diagnostic tip bulletin provides additional information on how to diagnose a possible valve, lifter or camshaft issue.
23-NA-167
Service Bulletin/Repair Instructions
This informational bulletin provides information on Outside Rear View Mirror Defog or Defrost Times Different for Passenger and Driver Mirrors.
PIE0787B
Service Bulletin/Repair Instructions
This engineering information (EI) closure ends the need for gathering additional information from technicians in regard to diesel fuel on the ground.
PIT5860B
Service Bulletin/Repair Instructions
This Preliminary information communicates and issue with a no crank, Key Learn Pending or Ready For FOB 3 Message, Unable To Exit RVS With Push To Start Button, Symptoms Of A Dead Battery and has dealership inspect to see if the vehicle is falsely entering the manual transmitter programming and if so to replace the drivers power window switch.
PIT6265A
Service Bulletin/Repair Instructions
This Preliminary information communicates to dealership technicians that if they encounter a vehicle with this communication issue, they can contact TCSC to have the software for the MDI backdated to communicate properly.
12-08-51-002R
Service Bulletin/Repair Instructions
This informational bulletin provides technicians and dealership personnel with spray-in bed liner general information and repair procedures.
04-06-01-029K
Service Bulletin/Repair Instructions
This informational bulletin explains Unscheduled Supplemental Services and the importance of GM Simplified Maintenance Schedules.
PIT6240
Service Bulletin/Repair Instructions
This Preliminary information communicates information on adding RPO UF3 Fast Idle to a vehicle.
PIT5909C
Service Bulletin/Repair Instructions
This Preliminary information communicates that it is normal for the tailgate to drop faster than it used to after the GM Accessory Kicker Audio System is installed.
22-NA-092
Service Bulletin/Repair Instructions
This informational bulletin provides an optional repair using a different set of brakes that may correct the customers concern of Early Brake Wear in Harsh Environments.
24-NA-108
Service Bulletin/Repair Instructions
This service bulletin provides a procedure to correct radio software concerns.
24-NA-225
Service Bulletin/Repair Instructions
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.
PIT6259
Service Bulletin/Repair Instructions
This Preliminary information communicates information on faulty replacement K111 Fuel Pump Driver Control Module.
24-NA-040
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
This service bulletin provides information on key code security rules and information on GM keycode look-up applications (U.S).
24-NA-196
Service Bulletin/Repair Instructions
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.
03-06-01-023H
Service Bulletin/Repair Instructions
This service bulletin explains how to measure for oil consumption and possible reasons for loss of oil.
01-06-01-011Q
Service Bulletin/Repair Instructions
This service bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil consumption.
99-00-89-019Z
Service Bulletin/Repair Instructions
This Warranty Administration bulletin provides information on the Global Warranty Management (GWM) Warranty Parts Center (WPC) Parts Return Program.
07-00-89-037T
Service Bulletin/Repair Instructions
This warranty administration bulletin provides policy information for GM courtesy transportation and roadside assistance programs.
23-NA-154
Service Bulletin/Repair Instructions
This bulletin provides information on Warranty Administration – Required Operating Procedures - 8 Points (U.S. Only).
04-06-04-051J
Service Bulletin/Repair Instructions
This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent additive.
17-NA-302
Service Bulletin/Repair Instructions
This informational bulletin provides information on availability for a locking gas cap for trucks are operated in high amount of dirt or dust which can migrate to the filler cap area.
23-NA-219
Service Bulletin/Repair Instructions
This service bulletin provides information on Concerns or Questions Regarding Installation of Dealer Installed Accessories.
24-NA-197
Service Bulletin/Repair Instructions
This technical bulletin provides a procedure to correct the condition of Malfunction Indicator Lamp Illuminated with DTCs P2463 P2459 P11FB P11D3.
20-NA-138
Service Bulletin/Repair Instructions
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.
08-07-30-026I
Service Bulletin/Repair Instructions
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.
21-NA-120
Service Bulletin/Repair Instructions
This service bulletin provides a Diagnostic Tip for Noise, Vibration, and/or Harshness Issues/Clunk Noise Heard During Coast Down Event after the transfer case was removed from the transmission and reinstalled during a recent repair.
PIT5689J
Service Bulletin/Repair Instructions
This Preliminary information communicates that some customers may comment that after an auto-stop event the engine does not restart and to inspect the engine ground strap. Temporarily on hold while PIE0572 is active. PIE0572 has now ended and reinstating the PI.
PIT5860C
Service Bulletin/Repair Instructions
This Preliminary information communicates and issue with a no crank, Key Learn Pending or Ready For FOB 3 Message, Unable To Exit RVS With Push To Start Button, Symptoms Of A Dead Battery and has dealership inspect to see if the vehicle is falsely entering the manual transmitter programming and if so to replace the drivers power window switch.
18-NA-146
Service Bulletin/Repair Instructions
This warranty administration bulletin provides policy information, proper labor operation selection and causal part identification for warranty transactions (U.S. Only).
PIT6132A
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
This Preliminary information communicates an issue with the SES MIL and DTC P062B and engineering is working on a fix.
PIP5901A
Service Bulletin/Repair Instructions
This Preliminary information communicates that the tool for the HD transfer cases to measure clutch pack shim selection is in development.
07-00-89-036K
Service Bulletin/Repair Instructions
This service bulletin provides information on Enhancing Field Product Reports with Digital Pictures.
24-NA-185
Service Bulletin/Repair Instructions
This informational bulletin provides information on Steering Bump or Clunk Noise on Rough Roads or Potholes.
02-00-89-002X
Service Bulletin/Repair Instructions
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).
23-NA-142
Service Bulletin/Repair Instructions
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.
PIP5984D
Service Bulletin/Repair Instructions
This Preliminary information communicates the part ordering restriction of the 6.2L L87 engine.
24-NA-103
Service Bulletin/Repair Instructions
This technical bulletin provides a procedure to locate and repair the rear glass if found water leaking past the urethane seal.
PIP5992
Service Bulletin/Repair Instructions
This Preliminary information communicates the results if an in-correct P/N Stator Shaft Support was installed during a transmission repair attempt.
PIT3271P
Service Bulletin/Repair Instructions
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.
PIT6198
Service Bulletin/Repair Instructions
This Preliminary information communicates a diagnostic tip for an SES MIL at startup with DTC U0100. Dealer are to test the accessory wake up circuit to the ECM for power.
PIE0787A
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
The bulletin provides direction on how to locate the Temporary Service Part (TSP) form in GlobalConnect.
General Communication
Service Campaign
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
Service Bulletin/Repair Instructions
This service bulletin provides information to dealership personnel on diagnosis and replacement of shock absorber and strut due to fluid leak.
18-NA-073
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
This service bulletin provides information on AGM batteries that require less frequent charging in storage.
PIP5991
Service Bulletin/Repair Instructions
This Preliminary information communicates to the dealer technician to reference the electronic parts catalog to check the EGR valve part number that was installed.
PIT5689H
Service Bulletin/Repair Instructions
This Preliminary information communicates that some customers may comment that after an auto-stop event the engine does not restart and to inspect the engine ground strap. Temporarily on hold while PIE0572 is active. PIE0572 has now ended and reinstating the PI.
PIT5918B
Service Bulletin/Repair Instructions
This Preliminary information communicates an issue where GM Accessory Illuminated Emblem may cause an issue with the left headlight/turn signal and dealership are to disable the Accessory Illuminated Emblem until a fix is available.
PIT6110B
Service Bulletin/Repair Instructions
This Preliminary information communicates an issue with the SES MIL and DTC P062B and engineering is working on a fix.
18-NA-150
Service Bulletin/Repair Instructions
This service bulletin provides information on 6.6L Duramax Possible Oil Leak Path Information.
PIP5984
Service Bulletin/Repair Instructions
This Preliminary information communicates the part ordering restriction of the 6.2L L87 engine.
PIP5926C
Service Bulletin/Repair Instructions
This Preliminary information communicates that the t-case input seal, and/or the o-ring most likely is the source of the leak between the transmission and the t-case.
PIT5650B
Service Bulletin/Repair Instructions
This Preliminary information communicates that trucks built at Oshawa assembly utilize a powder anti-chip material process for stone guard protection, which does not have a textured appearance. The anti-chip performance meets all engineering criteria for durability and quality without a visibly textured surface. Trucks built at Flint, Fort Wayne, and Silao will have a textured appearance to the stone guard protection.
19-NA-237
Service Bulletin/Repair Instructions
This service bulletin explains how to identify possible DEF system contamination.
01-00-89-010S
Service Bulletin/Repair Instructions
This service bulletin provides information on a guide to help reduce repeat visits for the same customer concern.
16-NA-244
Service Bulletin/Repair Instructions
This informational bulletin provides information on Diesel Exhaust Fluid (DEF) and the proper use of the DEF system.
16-NA-372
Service Bulletin/Repair Instructions
This bulletin provides information on common diesel engine tick noises and how they are considered part of normal operation and no parts should be replaced for these normal operating conditions.
16-NA-380
Service Bulletin/Repair Instructions
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.
18-NA-098
Service Bulletin/Repair Instructions
This informational bulletin provides information for the technicians on where to look on the Duramax engine for coolant leaks.
23-NA-061
Service Bulletin/Repair Instructions
This informational bulletin advises the tech on how to check for possible exhaust leaks.
07-06-01-016J
Service Bulletin/Repair Instructions
This service bulletin provides information on Internal Engine Noise or Damage After Oil Filter Replacement.
23-NA-141
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
This bulletin provides information on Engine Concerns that could result from lack of scheduled maintenance, improper service or aftermarket calibrations.
09-06-04-026Y
Service Bulletin/Repair Instructions
This bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2.
01-06-01-011P
Service Bulletin/Repair Instructions
This service bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil consumption.
18-NA-103
Service Bulletin/Repair Instructions
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.
18-NA-306
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
This informational bulletin provides a way for the technician to identify if the ECM has been modified.
20-NA-082
Service Bulletin/Repair Instructions
This informational bulletin explains why more DEF is being used in diesel engines due to new emission standards.
PI0754G
Service Bulletin/Repair Instructions
This PI provides information on Rear and Side Tempered Glass Spots (Quench Marks) and that they are a normal characteristic.
16-NA-158
Service Bulletin/Repair Instructions
This service bulletin describes the U.S. Dealer Special Tool Loan Program process.
12-01-37-001G
Service Bulletin/Repair Instructions
This service bulletin provides information to dealership personnel on a new refrigerant (R1234yf) for A/C service.
24-NA-141
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
This service bulletin provides information on Chemical Staining, Pitting, Corrosion and/or Spotted Appearance of Chromed Aluminum Wheels.
17-NA-157
Service Bulletin/Repair Instructions
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.
20-NA-203
Service Bulletin/Repair Instructions
This informational bulletin explains how the regen works for the DEF system and how it works at different levels.
20-NA-022
Service Bulletin/Repair Instructions
This technical bulletin provides a procedure to re-torque the leaf spring u bolts to correct a condition of Clunking Noise from Rear of Vehicle (Re-torque Leaf Spring Bolts).
24-NA-124
Service Bulletin/Repair Instructions
This technical bulletin provides repair information to correct a customer concern of Malfunction Indicator Lamp Illuminated, Stall, or No Start with DTC P2534, U3023, P0700, P129D, P10DB (w/ L5P Diesel), P103B, P17E0.
99-04-20-002O
Service Bulletin/Repair Instructions
This service bulletin provides information on Driveline Clunk Noise and what is acceptable and what is considered normal operation.
04-06-04-051I
Service Bulletin/Repair Instructions
This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent additive.
16-NA-383
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
This service bulletin provides information for replacement parts traceability (RPT) process to aid in tracking part replacements.
18-NA-099
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
This service bulletin provides information for the Global Warranty Management (GWM) Warranty Parts Center (WPC) Part Photo Return Process (U.S. Dealers Only).
18-NA-125
Service Bulletin/Repair Instructions
This service bulletin provides information for engine oil life monitor operation calculation.
21-NA-068
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
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.
10-03-10-001G
Service Bulletin/Repair Instructions
This informational bulletin provides information on Wheel Balancer Mounting Instructions.
08-07-30-035H
Service Bulletin/Repair Instructions
This bulletin provides information on the harmful effects of water or ethylene glycol in transmission fluid.
19-NA-136
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
This service bulletin provides information for cleaning brake dust off of aluminum or chrome wheels.
18-NA-361
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
This service bulletin provides information on proper use of floor mats.
13-08-116-001J
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
This service bulletin provides information for dealers/technicians on Over The Air (OTA) and In Market Enhancement (IME) FAQs.
PIT6110A
Service Bulletin/Repair Instructions
This Preliminary information communicates an issue with the SES MIL and DTC P062B and engineering is working on a fix.
N232426401-01
Service Bulletin/Repair Instructions
Customer Satisfaction Program. As a remedy for Safety Recall N232426400, certain vehicles had the liftgate exterior release switch assembly disabled. This Customer Satisfaction Program provides the final repair to restore the function of the disabled liftgate exterior release switch assembly. Dealers will replace the liftgate exterior release switch assembly.
N232426401
Service Bulletin/Repair Instructions
Customer Satisfaction Program. As a remedy for Safety Recall N232426400, certain vehicles had the liftgate exterior release switch assembly disabled. This Customer Satisfaction Program provides the final repair to restore the function of the disabled liftgate exterior release switch assembly. Dealers will replace the liftgate exterior release switch assembly.
00-03-10-006P
Service Bulletin/Repair Instructions
This service bulletin provides information for dealers/technicians on Tire Radial Force Variation (RFV).
17-NA-052
Service Bulletin/Repair Instructions
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.
10-08-45-001H
Service Bulletin/Repair Instructions
This bulletin provides information for electrical ground repairs using new General Motors replacement fasteners with conductive finish.
PIT6137
Service Bulletin/Repair Instructions
This Preliminary information communicates an issue with clearing DTC: C15DD and how to rest the average release time to clear DTC.
23-NA-103
Service Bulletin/Repair Instructions
This service bulletin provides information on submitting quality Photos of Various Vehicle Concerns to the GM Technical Assistance Center (TAC).
24-NA-060
Service Bulletin/Repair Instructions
This service bulletin provides repair information to correct a customer concerns of Radio Software issues.
07-00-89-037S
Service Bulletin/Repair Instructions
This warranty administration bulletin provides policy information for GM courtesy transportation and roadside assistance programs.
11-00-89-005X
Service Bulletin/Repair Instructions
This Warranty Administration bulletin provides information on Dealer Empowerment for Goodwill, Customer Enthusiasm and Policy (U.S. Only).
PIT5689G
Service Bulletin/Repair Instructions
This Preliminary information communicates that some customers may comment that after an auto-stop event the engine does not restart and to inspect the engine ground strap. Temporarily on hold while PIE0572 is active. PIE0572 has now ended and reinstating the PI.
PIT5918A
Service Bulletin/Repair Instructions
This Preliminary information communicates an issue where GM Accessory Illuminated Emblem may cause an issue with the left headlight/turn signal and dealership are to disable the Accessory Illuminated Emblem until a fix is available.
PIT5448J
Service Bulletin/Repair Instructions
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.
23-NA-169
Service Bulletin/Repair Instructions
This service bulletin provides repair information to correct a customer concern of the rearview driver information camera intermittent in low light conditions - replace camera.
24-NA-020
Service Bulletin/Repair Instructions
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.
PIT5689F
Service Bulletin/Repair Instructions
This Preliminary information communicates that some customers may comment that after an auto-stop event the engine does not restart and to inspect the engine ground strap. Temporarly on hold while PIE0572 is active. PIE0572 has now ended and reinstating the PI.
PIT4322P
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
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".
PIT5744D
Service Bulletin/Repair Instructions
This Preliminary information communicates information on how to disable the Side Blind Zone Detection and Park Assist systems when a customer removes the pickup box from the vehicle to install an aftermarket bed or body.
PIT6054B
Service Bulletin/Repair Instructions
This Preliminary information communicates that the inner tailgate cannot be disabled if the vehicle is not equipped with passive entry.
PIC6486D
Service Bulletin/Repair Instructions
This Preliminary information communicates to dealer that GM is aware of the issue and is working on a resolution.
PIT5895C
Service Bulletin/Repair Instructions
This Preliminary information communicates a new tailgate feature which allows the customer to enable or disable the inner tailgate.
19-NA-044
Service Bulletin/Repair Instructions
This service bulletin provides information on the cold start control system in DI engines to reduce cold start emissions and improve fuel economy.
PIT5479F
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
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.
PIT4506G
Service Bulletin/Repair Instructions
This Preliminary Information communication provides information to the technician that some owners of Heavy Duty Trucks and Utilities may ask if they can lower their tire pressures. Tire pressures being set to the "Tire and Loading Label" will ensure the safe handling and ride characteristics of the truck and should not be lowered.
PIT6097C
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
This service bulletin provides information on the EL-52800 Diagnostic & Charge Battery Station (DCBS) â FAQs.
PIT5702E
Service Bulletin/Repair Instructions
This Preliminary information communication provides information to the technician on installing Regular Production Option Code 9L7 Up-fitter Auxiliary Switches. Technician will need to reference the latest version of General Motors Up-fitter Integration Bulletin 153. The information can be found at http://www.gmupfitter.com/ under the "Technical Bulletin" Tab and then "Show all bulletins."
PIT6119
Service Bulletin/Repair Instructions
This Preliminary information communicates an issue where the minor tailgate will not open due to an aftermarket device installed on the vehicle.
23-NA-189
Service Bulletin/Repair Instructions
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.
PIP5810B
Service Bulletin/Repair Instructions
This Preliminary information communicates that the tool for the HD transfer cases to install the input seal during a repair is incorrect and a new tool is in development.
22-NA-112
Service Bulletin/Repair Instructions
This technical bulletin provides repair information to correct a customer concern of 2020 - 2022 Silverado and Sierra Equipped with Diesel Engine Setting DTCs P20BB or P20C3.
PI0281K
Service Bulletin/Repair Instructions
This preliminary informational (PI) bulletin provides information to dealership personnel which may be helpful when addressing underbody component corrosion with customers.
02-08-42-001J
Service Bulletin/Repair Instructions
This informational bulletin provides information for dealers/technicians on Headlamp, Tail Lamp, License Lamp or Fog/Driving Lamp Damage.
PI1394B
Service Bulletin/Repair Instructions
This PI bulletin advises the technician on the proper way to install the pistons in an engine.
PIT6084A
Service Bulletin/Repair Instructions
This PI states that a vehicle may exhibit a concern of the cross traffic alert indicators not displaying on the radio screen. While this is a customer dissatisfier, it does not pose a safety concern due to the fact that the customer will still be alerted to an approaching vehicle by the seat vibration. Dealers are advised that engineering is working on a resolution and it will be available by the end of 2023.
PIT5161K
Service Bulletin/Repair Instructions
This Preliminary Information communication provides information to the technician about vehicles that may have a bump feel or clunk noise at a stop or on launch. Dealer should communicate to the customer this condition is a normal operating characteristic of their vehicle. The bump clunk issue may be due to fuel movement in the fuel tank when not completely full. The condition is eliminated after completely filling the fuel tank.
PIT5733D
Service Bulletin/Repair Instructions
This Preliminary information provides information to the technician on installing a roof beacon light. Technician will need to reference the latest version of General Motors Up-fitter Integration Bulletin 157. The information can be found at http://www.gmupfitter.com/ under the "Technical Bulletin" Tab and then "Show all bulletins."
PIT5743D
Service Bulletin/Repair Instructions
This Preliminary information communicates diagnostic tips when trying to root cause a SES MIL with DTC's B2B0D and B2B0E. Main cause is aftermarket electrical devices spliced into the ignition main fuses.
PIT5828C
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
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).
18-NA-180
Service Bulletin/Repair Instructions
This Warranty Administration Bulletin Provides High Voltage Battery Exchange Process Information.
PIT5386J
Service Bulletin/Repair Instructions
This Preliminary Information communication provides information to the technician about vehicles that are found to have a back-up alarm inoperative during the Pre-Delivery Inspection. On trucks equipped with the Back Up Alarm (RPO 8S3), the alarm will be intentionally left disconnected from the assembly plant. Technician will reroute the harness and plug it in.
PIT5962A
Service Bulletin/Repair Instructions
This Preliminary information communicates a GM part number for reflective high temperature heat or insulating tape when repairing wiring harnesses.
N222371151-12
Service Bulletin/Repair Instructions
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.
PIT6097A
Service Bulletin/Repair Instructions
This Preliminary information communicates an issue where the vehicles wireless charger no longer works with the lastest ISO update on Apple 15 phones.
PIT6097
Service Bulletin/Repair Instructions
This Preliminary information communicates an issue where the vehicles wireless charger no longer works with the lastest ISO update on Apple 15 phones.
PIT6096
Service Bulletin/Repair Instructions
This Preliminary information communicates a diagnostic tip for the 110 /120 volt power outlets being inoperative and dealerships should try a battery disconnect to see if the concern goes away.
PIT6084
Service Bulletin/Repair Instructions
This PI states that a vehicle may exhibit a concern of the cross traffic alert indicators not displaying on the radio screen. While this is a customer dissatisfier, it does not pose a safety concern due to the fact that the customer will still be alerted to an approaching vehicle by the seat vibration. Dealers are advised that engineering is working on a resolution and it will be available by the end of 2023.
03-00-91-001I
Service Bulletin/Repair Instructions
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.
23-NA-112
Service Bulletin/Repair Instructions
This technical bulletin provides a procedure to correct the condition of Inadvertent/Unwanted Tail Gate Opening.
PIT5736C
Service Bulletin/Repair Instructions
This Preliminary information communicates how the HVAC setting operates during a remote vehicle start.
21-NA-228
Service Bulletin/Repair Instructions
This bulletin provides a procedure to program the BCM to correct the customers concern of RKE idle Time-out.
N222371151-11
Service Bulletin/Repair Instructions
Customer Satisfaction Program. Final VINs Released Message.
20-NA-159
Service Bulletin/Repair Instructions
This Warranty Administration bulletin is for information on General Motors New Vehicle Tire Warranty Program (U.S. Dealers Only).
22-NA-225
Service Bulletin/Repair Instructions
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.
05-00-89-029F
Service Bulletin/Repair Instructions
This service bulletin provides information on General Motors Dealership Critical Equipment Requirements and Recommendations.
01-06-01-011O
Service Bulletin/Repair Instructions
This service bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil consumption.
17-NA-170
Service Bulletin/Repair Instructions
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.
99-00-89-019Y
Service Bulletin/Repair Instructions
This Warranty Administration bulletin provides information on the Global Warranty Management (GWM) Warranty Parts Center (WPC) Parts Return Program.
02-00-89-002W
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
This service bulletin provides information for dealers on how to submit a product information report (PIR) (Canada Only).
PIT5099G
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
This Preliminary information communicates additional information on how a LIN bus operates and diagnostic tips when working on a LIN bus.
PIT5895B
Service Bulletin/Repair Instructions
This Preliminary information communicates a new tailgate feature which allows the customer to enable or disable the inner tailgate.
20-NA-142
Service Bulletin/Repair Instructions
This Technical bulletin provides a repair to correct a condition of Shudder/Surging While Driving.
23-NA-150
Service Bulletin/Repair Instructions
This technical bulletin provides repair information to correct a customer concern of Teen Driver Feature Not Limiting Speed Correctly.
N222375791-08
Service Bulletin/Repair Instructions
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 to restore the Park Assist feature. Note: some vehicles may also require reprogramming of the instrument cluster or the active safety control module.
22-NA-187
Service Bulletin/Repair Instructions
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.
PIT6050
Service Bulletin/Repair Instructions
This Preliminary information communicates to dealership technicians that if they receive a radio with the 2 stickers as noted above, the radio was remanufactured with missing components and will need to order another radio unit from the ESC to properly repair the vehicle at this time.
21-NA-067
Service Bulletin/Repair Instructions
This technical bulletin provides repair information to correct a customer concern of the foam strip between the I/P trim and base of the windshield detaching from the upper I/P trim panel.
23-NA-144
Service Bulletin/Repair Instructions
This technical bulletin provides information and a solution to a condition of Brake Pedal Moves or Self Applies at Full Turns.
09-00-89-016H
Service Bulletin/Repair Instructions
This Warranty Administration bulletin provides information on the proper use of the labor operation 0600014.
N222371151-10
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
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.
N222375791-07
Service Bulletin/Repair Instructions
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 to restore the Park Assist feature. Note: some vehicles may also require reprogramming of the instrument cluster or the active safety control module.
01-00-89-010R
Service Bulletin/Repair Instructions
This service bulletin provides information on a guide to help reduce repeat visits for the same customer concern.
03-06-04-017T
Service Bulletin/Repair Instructions
This service bulletin provides information on availability of Diesel Fuel additives.
04-06-04-051H
Service Bulletin/Repair Instructions
This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent additive.
03-06-01-023G
Service Bulletin/Repair Instructions
This service bulletin explains how to measure for oil consumption and possible reasons for loss of oil.
09-06-04-026X
Service Bulletin/Repair Instructions
This bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2.
PIT5909B
Service Bulletin/Repair Instructions
This Preliminary information communicates that it is normal for the tailgate to drop faster than it used to after the GM Accessory Kicker Audio System is installed.
N222375791-06
Service Bulletin/Repair Instructions
Customer Satisfaction Program - Due to the industry-wide semiconductor shortage, the park assist feature is not functional on certain vehicles listed, 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 to restore the Park Assist feature. Note: some vehicles may also require reprogramming of the instrument cluster or the active safety control module
17-NA-066
Service Bulletin/Repair Instructions
This service bulletin provides information for automatic transmission Oil Cooler Flush and flow test.
23-NA-027
Service Bulletin/Repair Instructions
This technical bulletin provides a procedure to test and replace the high-pressure fuel injector electrical connectors if found the cause of the MIL.
PIP5358C
Service Bulletin/Repair Instructions
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.
21-NA-026
Service Bulletin/Repair Instructions
This service bulletin provides information for dealers/technicians on accessory all-weather floor liners and flat mats warped or misshapen.
99-09-40-005I
Service Bulletin/Repair Instructions
This service bulletin provides information on availability for a seat belt extender.
07-08-42-006S
Service Bulletin/Repair Instructions
This service bulletin provides technicians with information on available BCM calibrations to restore bulb outage detection on vehicles produced by a second stage manufacturer (Upfitter), and/or turn signals flash fast after factory box removed.
01-06-01-011N
Service Bulletin/Repair Instructions
This service bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil consumption.
99-08-51-001F
Service Bulletin/Repair Instructions
This service bulletin provides information on Paintless Dent Repair Process.
13-08-116-001I
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
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.
23-NA-042
Service Bulletin/Repair Instructions
This service bulletin provides repair information to update radio software to correct customer concerns of Software related issues.
PIP5926B
Service Bulletin/Repair Instructions
This Preliminary information communicates that the t-case input seal, and/or the o-ring most likely is the source of the leak between the transmission and the t-case.
22-NA-137
Service Bulletin/Repair Instructions
This technical bulletin provides a procedure to locate and repair a transmission leak that may be coming from port plugs near the rear of the transmission.
23-NA-101
Service Bulletin/Repair Instructions
This technical bulletin provides repair information to correct a customer concern of Fuel Range Blank on Instrument Panel.
PIT5697C
Service Bulletin/Repair Instructions
This Preliminary information communication provides information to the technician on installing Regular Production Option Code UVC Rearview Camera. Technician will need to reference the latest version of General Motors Up-fitter Integration Bulletin 152. The information can be found at http://www.gmupfitter.com/ under the "Technical Bulletin" Tab and then "Show all bulletins."
N222371151-09
Service Bulletin/Repair Instructions
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.
N222375791-05
Service Bulletin/Repair Instructions
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 to restore the Park Assist feature. Note: some vehicles may also require reprogramming of the instrument cluster or the active safety control module.
PIP5926A
Service Bulletin/Repair Instructions
This Preliminary information communicates that the t-case input seal, and/or the o-ring most likely is the source of the leak between the transmission and the t-case.
21-NA-061
Service Bulletin/Repair Instructions
This service bulletin provides information for dealers on Using EL-52545 When Diagnosing PEPs Transmitter Key Fobs.
04-07-30-013E
Service Bulletin/Repair Instructions
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.
PIP5926
Service Bulletin/Repair Instructions
This Preliminary information communicates that the t-case input seal, and/or the o-ring most likely is the source of the leak between the transmission and the t-case.
N222375791-04
Service Bulletin/Repair Instructions
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 to restore the Park Assist feature. Note: some vehicles may also require reprogramming of the instrument cluster or the active safety control module.
02-00-89-002V
Service Bulletin/Repair Instructions
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-062
Service Bulletin/Repair Instructions
This service bulletin provides repair information to correct a customer concern of Rear View Camera Issues - DTCs B395A, B395B, B395C, B101E, B101D.
08-07-30-026H
Service Bulletin/Repair Instructions
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.
N222371151-08
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
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.
PIP5925
Service Bulletin/Repair Instructions
This Preliminary information communicates to the dealer technician that engineering is aware of a concern with the teen driver feature not operating.
12-03-10-001E
Service Bulletin/Repair Instructions
This service bulletin provides information for dealers/technicians on Vibration Shortly After Tires are Mounted/Preventing Vibration from Wheel Slip (Tire Sliding on Wheel).
PIT5544G
Service Bulletin/Repair Instructions
This Preliminary information communicates information on a hydrauilc rush type noise from the power steering gear. This noise is a characteristic of the new Active Hydraulic Assist System RPO NV8 and no repairs should be made. The noise is most noticeable in the cab at idle, in park, with all accessories turned off.
PIT5909A
Service Bulletin/Repair Instructions
This Preliminary information communicates that it is normal for the tailgate to drop faster than it used to after the GM Accessory Kicker Audio System is installed.
N222371151-06
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
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.
N222375791
Service Bulletin/Repair Instructions
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 to restore the Park Assist feature. Note: some vehicles may also require reprogramming of the instrument cluster or the active safety control module.
01-08-42-001P
Service Bulletin/Repair Instructions
This service bulletin provides information on Exterior Lamp Condensation and Water Leak Information and Replacement Guidelines.
11-00-89-005W
Service Bulletin/Repair Instructions
This Warranty Administration bulletin provides information on Dealer Empowerment for Goodwill, Customer Enthusiasm and Policy (U.S. Only).
PIT5509J
Service Bulletin/Repair Instructions
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.
PIP5628F
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
This service bulletin provides information for dealers/technicians on Vibration Shortly After Tires are Mounted/Preventing Vibration from Wheel Slip (Tire Sliding on Wheel).
PIT5970B
Service Bulletin/Repair Instructions
This Preliminary information communicates information to the technician that if they receive a vehicle with this concern and verifying the rear view camera is zoomed in, General Motors is aware of this and have created a repair.
04-00-89-015Z
Service Bulletin/Repair Instructions
This bulletin provides information on Warranty Administration â Required Operating Procedures - 8 Points (U.S. Only).
22-NA-235
Service Bulletin/Repair Instructions
This service bulletin provides repair information to correct a customer concern of Wireless Charging Intermittent When Using iPhone and Samsung Phones at Offset Positions.
PIT5970A
Service Bulletin/Repair Instructions
This Preliminary information communicates information to the technician that if they receive a vehicle with this concern and verifying the rear view camera is zoomed in, General Motors is aware of this and have created a repair.
PIT5387N
Service Bulletin/Repair Instructions
This Preliminary Information communication provides information to the technician how to repair vehicles that Instrument Panel Cluster, Radio, and Heater-Vent-Air Conditioning display blanks out, Bluetooth phone or Pandora connection dropped, the radio station or volume changes when operating the snow plow. Please advise the customer that engineering is aware of this concern and working on this issue.
22-NA-085
Service Bulletin/Repair Instructions
This service bulletin provides radio software version 135120 (IOR) update procedures to correct customer concerns of software related issues.
N222375791-02
Service Bulletin/Repair Instructions
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 to restore the Park Assist feature. Note: some vehicles may also require reprogramming of the instrument cluster or the active safety control module.
PIT5977C
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
This bulletin provides information on the harmful effects of water or ethylene glycol in transmission fluid.
10-08-110-001J
Service Bulletin/Repair Instructions
This service bulletin provides information on proper use of floor mats.
11-00-89-005V
Service Bulletin/Repair Instructions
This Warranty Administration bulletin provides information on Dealer Empowerment for Goodwill, Customer Enthusiasm and Policy (U.S. Only).
20-NA-198
Service Bulletin/Repair Instructions
This technical bulletin provides repair information to correct a customer concern of seeing the trailer running lights shut off due to excessive load on the running lamp circuit.
N222375791-01
Service Bulletin/Repair Instructions
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 to restore the Park Assist feature. Note: some vehicles may also require reprogramming of the instrument cluster or the active safety control module.
PI0281J
Service Bulletin/Repair Instructions
This preliminary informational (PI) bulletin provides information to dealership personnel which may be helpful when addressing underbody component corrosion with customers.
PIT5971B
Service Bulletin/Repair Instructions
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.
23-NA-017
Service Bulletin/Repair Instructions
This technical bulletin provides a procedure to replace the Air Cleaner Outlet Duct if the PCV has been found blocked.
23-NA-056
Service Bulletin/Repair Instructions
This technical bulletin provides a procedure to correct the condition of Wind Whistle Noise at Highway Speeds.
23-NA-059
Service Bulletin/Repair Instructions
This technical bulletin provides a procedure to correct the condition of Gap at Door Armrest Decorative Trim to the Armrest/Door Switch.
22-NA-147
Service Bulletin/Repair Instructions
This technical bulletin provides repair information to correct a customer concern of Service 4âWheel Drive Message Illuminated in DIC with DTC C15AC Set.
22-NA-148
Service Bulletin/Repair Instructions
This technical bulletin provides repair information to correct a customer concern of Service 4âWheel Drive Message Illuminated in DIC with DTC C119E Set During Antilock Brake System Event.
23-NA-049
Service Bulletin/Repair Instructions
This technical bulletin provides repair information to correct a customer concern of Volume Selection Does Not Clear from DIC After Adjusting Volume.
03-06-04-017S
Service Bulletin/Repair Instructions
This service bulletin provides information on availability of Diesel Fuel additives.
00-06-01-012M
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
This service bulletin provides information on replacing the intake manifold when the engine is replaced after severe internal engine damage.
21-NA-106
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
This service bulletin provides service information on new torque specification and installation procedure for ACDelco Spin-On Oil Filters.
PIT5883J
Service Bulletin/Repair Instructions
This Preliminary information communicates vehicles being built without certain options due to a parts shortage.
07-06-01-016I
Service Bulletin/Repair Instructions
This service bulletin provides information on Internal Engine Noise or Damage After Oil Filter Replacement.
N222378560-05
Service Bulletin/Repair Instructions
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).
PIT5750C
Service Bulletin/Repair Instructions
This Preliminary information communicates an issue with the battery goes dead and provides diagnostics tips on inspecting the LIN bus.
10-06-05-002L
Service Bulletin/Repair Instructions
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.
13-02-32-001G
Service Bulletin/Repair Instructions
This service bulletin provides a procedure to flush and bleed power steering system to correct a power steering noise or fluid leak concern that is caused during extremely low temperatures.
N212351211
Service Bulletin/Repair Instructions
General Motors has decided to conduct a voluntary emissions recall involving certain vehicles, equipped with a diesel engine. The Engine Control Module (ECM) may not properly detect faults, set DTCs or illuminate the Malfunction Indicator Light (Check Engine Light) if these fault conditions occur: â¢Charge Air Cooler (CAC) low efficiency (DTC P026A) â¢Exhaust Gas Recirculation (EGR) cooler low efficiency (DTC P2457) â¢NOx sensor position 1 slow response (DTC P22F9) Dealers are to reprogram the Engine Control Module (ECM) with corrected software.
16-NA-130
Service Bulletin/Repair Instructions
This service bulletin provides information for after installation of a replacement upper valve body, the transmission may have no Reverse and no 2nd gear.
N222388120
Service Bulletin/Repair Instructions
Customer Satisfaction Program - certain vehicles, may have a condition in which the incorrect front shock absorbers were installed. Dealers are to replace both front shock absorbers.
15-NA-017
Service Bulletin/Repair Instructions
This Warranty Administration bulletin provides policy information on Causal Part requirements for transactions submitted to GM for payment.
22-NA-127
Service Bulletin/Repair Instructions
This service bulletin provides repair information on release of Radio Software Version V160 Update to correct customer concerns of radio software issues.
PIT5883H
Service Bulletin/Repair Instructions
This Preliminary information communicates vehicles being built without certain options due to a parts shortage.
PI0754F
Service Bulletin/Repair Instructions
This PI provides information on Rear and Side Tempered Glass Spots (Quench Marks) and that they are a normal characteristic.
99-04-20-002N
Service Bulletin/Repair Instructions
This service bulletin provides information on Driveline Clunk Noise and what is acceptable and what is considered normal operation.
01-08-42-001O
Service Bulletin/Repair Instructions
This service bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Water Leaks and Replacement Guidelines.
N222379652-01
Service Bulletin/Repair Instructions
Customer Satisfaction Program. Added population.
PIP5901
Service Bulletin/Repair Instructions
This Preliminary information communicates that the tool for the HD transfer cases to measure clutch pack shim selection is in development.
07-08-42-006R
Service Bulletin/Repair Instructions
This service bulletin provides technicians with information on available BCM calibrations to restore bulb outage detection on vehicles produced by a second stage manufacturer (Upfitter), and/or turn signals flash fast after factory box removed.
18-NA-279
Service Bulletin/Repair Instructions
This service bulletin provides information for dealers/technicians on the process to disable and enable passive unlocking.
PIT5650A
Service Bulletin/Repair Instructions
This Preliminary information communicates that trucks built at Oshawa assembly utilize a powder anti-chip material process for stone guard protection, which does not have a textured appearance. The anti-chip performance meets all engineering criteria for durability and quality without a visibly textured surface. Trucks built at Flint, Fort Wayne, and Silao will have a textured appearance to the stone guard protection.
23-NA-014
Service Bulletin/Repair Instructions
This technical bulletin provides repair information to correct a customer concern of Unable to Dismiss Turn By Turn Directions from the DIC.
N212354520-06
Service Bulletin/Repair Instructions
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.
N222376580
Service Bulletin/Repair Instructions
Service Update - Certain vehicles may have a condition in which the Power Assist Steps reverse while deploying or stowing. Dealers will reprogram the Assist Step Control Module.
N222378560-04
Service Bulletin/Repair Instructions
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).
PIP5711C
Service Bulletin/Repair Instructions
This Preliminary information communicates to the dealer technicians a warm engine knock noise has no short or long term effects on the engine. Do not attempt repairs for this noise.
PIT5921A
Service Bulletin/Repair Instructions
This Preliminary information communicates diagnostics aids for rear view camera issues that may be encountered.
22-NA-115
Service Bulletin/Repair Instructions
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.
00-00-90-002M
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
This service bulletin provides information for tire pressure monitoring (TPM) system concerns.
PIT5689E
Service Bulletin/Repair Instructions
This Preliminary information communicates that some customers may comment that after an auto-stop event the engine does not restart and to inspect the engine ground strap. Temporarly on hold while PIE0572 is active. PIE0572 has now ended and reinstating the PI.
PIP5891C
Service Bulletin/Repair Instructions
This Preliminary information communicates an engineering investigation for injector caused misfires.
PIT5970
Service Bulletin/Repair Instructions
This Preliminary information communicates information to the technician that if they receive a vehicle with this concern and verifying the rear view camera is zoomed in, General Motors is aware of this and working on a solution for the concern.
PIT5971
Service Bulletin/Repair Instructions
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.
02-00-89-002U
Service Bulletin/Repair Instructions
This service bulletin provides information for dealers/technicians on When and How to Submit a Field Product Report (FPR) (U.S. Dealers Only).
PIP5891B
Service Bulletin/Repair Instructions
This Preliminary information communicates an engineering investigation for injector caused misfires.
PIT5386H
Service Bulletin/Repair Instructions
This Preliminary Information communication provides information to the technician about vehicles that are found to have a back-up alarm inoperative during the Pre-Delivery Inspection. On trucks equipped with the Back Up Alarm (RPO 8S3), the alarm will be intentionally left disconnected from the assembly plant. Technician will reroute the harness and plug it in.
PIT5868B
Service Bulletin/Repair Instructions
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.
PIP5865A
Service Bulletin/Repair Instructions
This Preliminary information communicates the possibility of dtc dtc p30BF failing on low mile vehicles due to the possibility of the cylinder 1/2 sliding barrel binding on intake camshaft
PIT5743C
Service Bulletin/Repair Instructions
This Preliminary information communicates diagnostic tips when trying to root cause a SES MIL with DTC's B2B0D and B2B0E. Main cause is aftermarket electrical devices spliced into the ignition main fuses.
N212354520-05
Service Bulletin/Repair Instructions
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.
PIT5161J
Service Bulletin/Repair Instructions
This Preliminary Information communication provides information to the technician about vehicles that may have a bump feel or clunk noise at a stop or on launch. Dealer should communicate to the customer this condition is a normal operating characteristic of their vehicle. The bump clunk issue may be due to fuel movement in the fuel tank when not completely full. The condition is eliminated after completely filling the fuel tank.
22-NA-257
Service Bulletin/Repair Instructions
This service bulletin provides information on Dealer Installed LPO Wheel Installation and Return Process.
09-00-89-008F
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
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.
22-NA-051
Service Bulletin/Repair Instructions
This informational bulletin provides information for dealers/technicians on Changes to Park Assist and Reverse Automatic Braking for Certain 2022 Passenger Car, Crossover, SUV, and Truck Models Equipped with RPO 00Y and/or 00Z.
PIT5883G
Service Bulletin/Repair Instructions
This Preliminary information communicates vehicles being built without certain options due to a parts shortage.
PIP5540J
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
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.
PIT5544F
Service Bulletin/Repair Instructions
This Preliminary information communicates information on a hydrauilc rush type noise from the power steering gear. This noise is a characteristic of the new Active Hydraulic Assist System RPO NV8 and no repairs should be made. The noise is most noticeable in the cab at idle, in park, with all accessories turned off.
PIT5746C
Service Bulletin/Repair Instructions
This Preliminary information communicates information on how dealers can contact the supplier for Associated Accessories offered through GM.
22-NA-250
Service Bulletin/Repair Instructions
This service bulletin provides repair information to correct a customer concern of Rear View Camera Display Gridlines Dim.
N222368920
Service Bulletin/Repair Instructions
Customer Satisfaction Program. Certain vehicles may have a camper loading information label that is improperly printed. Because this label can easily be installed by the customer, and to reduce their inconvenience, labels and installation instructions will be mailed to customers of record. Dealers will replace the label on inventory units.
PIP5891A
Service Bulletin/Repair Instructions
This Preliminary information communicates an engineering investigation for injector caused misfires.
N222379652
Service Bulletin/Repair Instructions
Customer Satisfaction Program. Certain vehicles listed above were manufactured and shipped to the dealer without the hood insulator. Dealers are to install the hood insulator.
PIP5632G
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
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.
PIT5883F
Service Bulletin/Repair Instructions
This Preliminary information communicates vehicles being built without certain options due to a parts shortage.
22-NA-216
Service Bulletin/Repair Instructions
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.
N212354521-03
Service Bulletin/Repair Instructions
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 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, replace the front HVAC user interface control module and reprogram the body control module. In addition, Traverse vehicles will require the HVAC control module programming and some Silverado and Sierra vehicles may require replacement of the AM/FM stereo radio control.
PIT5942A
Service Bulletin/Repair Instructions
This preliminary information discusses Information On Vehicle Option Retrofits Due to The Chip Shortage.
N212354521-02
Service Bulletin/Repair Instructions
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 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, replace the front HVAC user interface control module and reprogram the body control module. In addition, Traverse vehicles will require the HVAC control module programming and some Silverado HD and Sierra HD vehicles may require replacement of the AM/FM stereo radio control.
N222367650
Service Bulletin/Repair Instructions
Service Update. Certain vehicles may have a condition in which the transfer case fastener was incorrectly torqued at the assembly plant. Dealers will torque the transfer case fasteners to the proper specification.
PIT5927A
Service Bulletin/Repair Instructions
This Preliminary information provides a proactive communication to dealers advising that engineering is aware of the Turn by Turn concern, and working on a resolution. It also advises that once a repair is available that the PI will be replaced by a Service Bulletin.
N212354521-01
Service Bulletin/Repair Instructions
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 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, replace the front HVAC user interface control, reprogram the body control module and on some vehicles, reprogram the HVAC control module.
22-NA-205
Service Bulletin/Repair Instructions
This service bulletin provides information on Module Harvesting.
N212354521
Service Bulletin/Repair Instructions
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 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, replace the front HVAC user interface control, reprogram the body control module and on some vehicles, reprogram the HVAC control module.
PIP5845A
Service Bulletin/Repair Instructions
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.
PIP5887
Service Bulletin/Repair Instructions
This Preliminary information communicates the possibility of a normal balance shaft gear whine noise to exist in the engine and is normally most audible at or above 1500rpm. This noise does not create any reliabilty or durability issues with the engine.
PIT3665L
Service Bulletin/Repair Instructions
This Preliminary Information communication advises the technician that the Hydro-Boost is not serviceable and will need to be replaced if the brake pedal moves or applies on its own at a full turn.
PIT5940A
Service Bulletin/Repair Instructions
This Preliminary information communicates that a customer may notice that the gridlines on the backup camera are very dim. They may mention that this occurred after an OTA update. The dealer technician is advised to perform no repairs. The technician is advised that engineering is looking into a resolution and the resolution will be communicated through this PI or a bulletin when it becomes available.
PIP5872
Service Bulletin/Repair Instructions
This Preliminary information communicates to replace the rear plugs in the transmission if found leaking.
PIT5702D
Service Bulletin/Repair Instructions
This Preliminary information communication provides information to the technician on installing Regular Production Option Code 9L7 Up-fitter Auxiliary Switches. Technician will need to reference the latest version of General Motors Up-fitter Integration Bulletin 153. The information can be found at http://www.gmupfitter.com/ under the "Technical Bulletin" Tab and then "Show all bulletins."
10-00-89-006I
Service Bulletin/Repair Instructions
This service bulletin provides information for dealers on how to submit a product information report (PIR) (Canada Only).
N212356230
Service Bulletin/Repair Instructions
Certain vehicles may have a condition where the Front Camera Module (FCM) becomes unresponsive and generates a Diagnostic Trouble Code (DTC). Dealers are to re-program the FCM with the latest software available.
99-00-89-019X
Service Bulletin/Repair Instructions
This Warranty Administration bulletin provides information on the Global Warranty Management (GWM) Warranty Parts Center (WPC) Parts Return Program.
PIE0665C
Service Bulletin/Repair Instructions
This engineering information (EI) closure ends the need for further information from the field in regards to Service Engine Soon (SES) Lamp illuminated and/or âService Emissions Systemâ message on the Driver Information Center (DIC).
22-NA-185
Service Bulletin/Repair Instructions
This informational bulletin explains how the trans slip or flare can be a normal condition.
22-NA-195
Service Bulletin/Repair Instructions
This service bulletin provides information on Handling Requests for Modifications to Permanently Import/Export Vehicles Between the U.S. and Canada.
03-06-04-017R
Service Bulletin/Repair Instructions
This service bulletin provides information on availability of Diesel Fuel additives.
PI0592G
Service Bulletin/Repair Instructions
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).
PIP5810A
Service Bulletin/Repair Instructions
This Preliminary information communicates that the tool for the HD transfer cases to install the input seal during a repair is incorrect and a new tool is in development.
05-06-04-022T
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
This service bulletin provides information on OEM and Remanufactured Engine and Automatic Transmission/Transaxle Identification.
07-06-01-016H
Service Bulletin/Repair Instructions
This service bulletin provides information on Internal Engine Noise or Damage After Oil Filter Replacement.
13-08-116-001H
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
This service bulletin provides information on a guide to help reduce repeat visits for the same customer concern.
05-00-89-072F
Service Bulletin/Repair Instructions
This service bulletin provides the technician with additional information on fuels, fuel additives and fuel management.
09-06-04-026W
Service Bulletin/Repair Instructions
This bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2.
PIP5621C
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
This service bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil consumption.
03-06-04-017Q
Service Bulletin/Repair Instructions
This service bulletin provides information on availability of Diesel Fuel additives.
04-06-04-051G
Service Bulletin/Repair Instructions
This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent additive.
PIT5883E
Service Bulletin/Repair Instructions
This Preliminary information communicates vehicles being built without certain options due to a parts shortage.
10-06-05-002K
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
This service bulletin provides information on replacing the intake manifold when the engine is replaced after severe internal engine damage.
11-00-89-005U
Service Bulletin/Repair Instructions
This Warranty Administration bulletin provides information on Dealer Empowerment for Goodwill, Customer Enthusiasm and Policy (U.S. Only).
19-NA-187
Service Bulletin/Repair Instructions
This bulletin provides additional information on how to graph a cylinder misfire and a possible diagnostic cause.
21-NA-113
Service Bulletin/Repair Instructions
This technical bulletin provides a procedure to perform a learn procedure for the turbo actuator.
21-NA-182
Service Bulletin/Repair Instructions
This service bulletin provides repair information to correct a customer concern of Radio System Settings Lost or Returning to Default Values.
PIE0665B
Service Bulletin/Repair Instructions
This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to Service Engine Soon (SES) Lamp illuminated and/or âService Emissions Systemâ message on the Driver Information Center (DIC).
05-00-89-029E
Service Bulletin/Repair Instructions
This service bulletin provides information on General Motors Dealership Critical Equipment Requirements and Recommendations.
22-NA-181
Service Bulletin/Repair Instructions
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.
03-06-01-023F
Service Bulletin/Repair Instructions
This service bulletin explains how to measure for oil consumption and possible reasons for loss of oil.
11-00-89-005T
Service Bulletin/Repair Instructions
This Warranty Administration bulletin provides information on Dealer Empowerment for Goodwill, Customer Enthusiasm and Policy (U.S. Only).
N222379650
Service Bulletin/Repair Instructions
UPDATE: Initial Lifting of Stop Delivery Order for N222379650 Hood Insulator Build Shy
20-NA-105
Service Bulletin/Repair Instructions
This technical bulletin provides repair information to correct a customer concern of 360 Camera Views go Blank with Tailgate Removed.
20-NA-065
Service Bulletin/Repair Instructions
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.
21-NA-027
Service Bulletin/Repair Instructions
This technical bulletin provides a procedure to install 2 way tape to correct a condition of Trailering Connector Loose Within Rear Bumper.
22-NA-169
Service Bulletin/Repair Instructions
This technical bulletin provides repair information to correct a customer concern of power assist steps inoperative / reverse after being deployed / erratic 0peration.
N222364680
Service Bulletin/Repair Instructions
Customer Satisfaction Program - Certain vehicles may have been built with incorrect front shock absorbers. Dealers are to replace both front shock absorbers.
22-NA-161
Service Bulletin/Repair Instructions
This informational bulletin provides information for dealers/technicians on power folding mirrors do not fold at the same speed.
PIP5792E
Service Bulletin/Repair Instructions
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.
PIT5853A
Service Bulletin/Repair Instructions
This Preliminary information communicates information on correcting a rattle noise on driver side of cowl heat shield.
04-00-89-015X
Service Bulletin/Repair Instructions
This bulletin provides information on Warranty Administration â Required Operating Procedures - 8 Points (U.S. Only).
PIT5926A
Service Bulletin/Repair Instructions
This Preliminary information communicates information on correcting a rattle noise from the underbody exhaust heat shield.
PIT5929
Service Bulletin/Repair Instructions
This Preliminary information communicates an issue with the power assist steps having erratic operation and not staying deployed. Engineering is working on a fix.
PIT5895A
Service Bulletin/Repair Instructions
This Preliminary information communicates a new tailgate feature which allows the customer to enable or disable the inner tailgate.
PIT5569B
Service Bulletin/Repair Instructions
This Preliminary information communicates direction and examples when diagnosing multiple DTCs, one of which includes U**** Byte 71 DTC.
PIT5927
Service Bulletin/Repair Instructions
This Preliminary information provides a proactive communication to dealers advising that engineering is aware of the Turn by Turn concern, and working on a resolution. It also advises that once a repair is available that the PI will be replaced by a Service Bulletin.
PIT4261H
Service Bulletin/Repair Instructions
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.
PIT5926
Service Bulletin/Repair Instructions
This Preliminary information communicates information on correcting a rattle noise from the underbody exhaust heat shield
22-NA-135
Service Bulletin/Repair Instructions
This warranty admin bulletin covers information on Essential Tools that include Consumable Parts.
12-01-37-001F
Service Bulletin/Repair Instructions
This service bulletin provides information to dealership personnel on a new refrigerant (R1234yf) for A/C service.
PIP5857
Service Bulletin/Repair Instructions
This Preliminary information communicates to the dealer technician the procedure on how to replace the transmission case plugs if they are found to be leaking fluid on the 10L1000 transmission.
22-NA-123
Service Bulletin/Repair Instructions
This technical bulletin provides repair information to correct a customer concern of Black Radio Display Screen and No Communication with the Video Processing Module (VPM).
PIT5448H
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
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.
PIT5913A
Service Bulletin/Repair Instructions
This Preliminary information communicates a condtion where SD card removed is being displayed on the radio display intermittently. ThisPI advises that engineering is working on a fix for this issue
21-NA-097
Service Bulletin/Repair Instructions
This technical bulletin provides a procedure to install a pice of foam between the heater core pipes to correct the customers concern.
PIT5921
Service Bulletin/Repair Instructions
This Preliminary information communicates diagnostics aids for rear view camera issues that may be encountered.
PIE0695A
Service Bulletin/Repair Instructions
This engineering information (EI) closure ends the need for further information from the field in regards Service Emission System and/or DEF Level Low message on driver information center (DIC).
PIE0665A
Service Bulletin/Repair Instructions
This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to Service Engine Soon (SES) Lamp illuminated and/or âService Emissions Systemâ message on the Driver Information Center (DIC).
PIP5838B
Service Bulletin/Repair Instructions
This Preliminary information communicates to the dealership technician a change made to the wire harness and reductant control module for the Diesel Exhaust Fluid tank connector.
22-NA-109
Service Bulletin/Repair Instructions
This informational bulletin provides information on Information on Common Customer Trailer Side Faults.
22-NA-110
Service Bulletin/Repair Instructions
THis informational bulletin advises the tech not to replace the exhaust system if they smell plastic or rubber.
PIE0691A
Service Bulletin/Repair Instructions
This engineering information (EI) closure ends the need for further information from the field in regards to transmission fluid coming from the front of the transmission.
PIT5918
Service Bulletin/Repair Instructions
This Preliminary information communicates an issue where GM Accessory Illuminated Emblem may cause an issue with the left headlight/turn signal and dealership are to disable the Accessory Illuminated Emblem until a fix is available.
14-06-04-004H
Service Bulletin/Repair Instructions
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.
PIE0695
Service Bulletin/Repair Instructions
This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards Service Emission System and/or DEF Level Low message on driver information center (DIC).
PIT5745D
Service Bulletin/Repair Instructions
This Preliminary information communicates and issue with the memory seat module waking up the low speed GM lan bus and causing a battery draw.
22-NA-046
Service Bulletin/Repair Instructions
This technical bulletin provides repair information to correct a customer concern of Service Front Camera Message on the Driver Information Center (DIC).
12-00-89-003B
Service Bulletin/Repair Instructions
This service bulletin provides policy information on warranty administration guidelines for multiple repairs with independent causes (GM Canada Dealers Only).
PIT5809C
Service Bulletin/Repair Instructions
This Preliminary information communicates an issues with a pop, clunk, knock, rattle type noise heard from the steering column over bumps and ask dealerships to replace the upper column shaft.
PIT5909
Service Bulletin/Repair Instructions
This Preliminary information communicates that it is normal for the tailgate to drop faster than it used to after the GM Accessory Kicker Audio System is installed.
03-06-01-023E
Service Bulletin/Repair Instructions
This information bulletin explains how to measure for oil consumption and possible reasons for loss of oil.
PIC5260E
Service Bulletin/Repair Instructions
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.
PIE0691
Service Bulletin/Repair Instructions
This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to transmission fluid coming from the front of the transmission.
N222362910
Service Bulletin/Repair Instructions
Floor Plan with Labor Op. On April 13, 2022, certain vehicles had their IVH status updated to CLOSED. These VINs do not require a field action to be performed on them for N222362910. Dealers are now able to submit for Floor Plan reimbursement for these VINs. The Floor Plan claim will need to be H-Routed due to the VIN being closed in IVH
01-00-89-010P
Service Bulletin/Repair Instructions
This informational bulletin provides information on a guide to help reduce repeat visits for the same customer concern.
PI0281I
Service Bulletin/Repair Instructions
This preliminary informational (PI) bulletin provides information to dealership personnel which may be helpful when addressing underbody component corrosion with customers.
22-NA-078
Service Bulletin/Repair Instructions
This technical bulletin provides repair information to correct a customer concern of Turn Signals Inoperable, Erratic, and/or Stay Illuminated After Canceling.
01-00-89-010O
Service Bulletin/Repair Instructions
This informational bulletin provides information on a guide to help reduce repeat visits for the same customer concern.
22-NA-069
Service Bulletin/Repair Instructions
this bulletin provides a procedure to perform a NOx sensor reset if said codes have set.
22-NA-050
Service Bulletin/Repair Instructions
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.
N222360800
Service Bulletin/Repair Instructions
Customer Satisfaction Program. Certain vehicles may have had a charge applied for the toolbox accessory (RPO RW9); however, the toolbox was not available at the time of vehicle purchase. Dealers will provide the customer with a reimbursement check in the amount of $1,195.00 USD ($1,630.00 CAD).
PIP4670J
Service Bulletin/Repair Instructions
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.
PIP5846
Service Bulletin/Repair Instructions
This Preliminary information communicates to dealer technicians how to diagnose a hydro locked engine.
20-NA-209
Service Bulletin/Repair Instructions
This technical bulletin provides repair information to correct a customer concern of Service 4WD Message illuminated on Driver Information Center (DIC), DTCs C118D, C119B and/or C119C set.
PIP5845
Service Bulletin/Repair Instructions
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.
04-06-04-051F
Service Bulletin/Repair Instructions
This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent additive.
05-00-89-072E
Service Bulletin/Repair Instructions
This service bulletin provides the technician with additional information on fuels, fuel additives and fuel management.
22-NA-062
Service Bulletin/Repair Instructions
2022 Chevrolet Silverado and GMC Sierra Light Duty Trucks RPO J22 New Features
PIP5844
Service Bulletin/Repair Instructions
This Preliminary information communicates the possibility of dtc p06DD due to low or no oil pressure immediately following engine oil and filter change due to oil filter and main oil gallery being drained or empty.
12-08-51-002N
Service Bulletin/Repair Instructions
This informational bulletin provides technicians and dealership personnel with spray-in bed liner general information and repair procedures.
22-NA-020
Service Bulletin/Repair Instructions
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.
PIP5838A
Service Bulletin/Repair Instructions
This Preliminary information communicates to the dealership technician a change made to the wire harness and reductant control module for the Diesel Exhaust Fluid tank connector.
PIT3271M
Service Bulletin/Repair Instructions
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.
PIT5746B
Service Bulletin/Repair Instructions
This Preliminary information communicates information on how dealers can contact the supplier for Associated Accessories offered through GM.
22-NA-049
Service Bulletin/Repair Instructions
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.
N222358251
Service Bulletin/Repair Instructions
Service Update - Certain vehicles may have been built with an incorrect Heater and Air Conditioning Control Assembly. Dealers are to replace Heater/Air Conditioning Interface control.
PIT5750B
Service Bulletin/Repair Instructions
This Preliminary information communicates an issue with the battery goes dead and provides diagnostics tips on inspecting the LIN bus.
PIP5834A
Service Bulletin/Repair Instructions
This Preliminary information communicates that the service 4wd message related to C119E can be diagnosed and repaired.
21NA182
Service Bulletin/Repair Instructions
This service bulletin provides repair information to correct a customer concern of Radio System Settings Lost or Returning to Default Values.
21NA238
Service Bulletin/Repair Instructions
This technical bulletin provides a procedure to inspect the front pump of the transmission for a possible leak.
N212355910
Service Bulletin/Repair Instructions
Customer Satisfaction Program - Certain vehicles may have a condition where if the driver enables the passive door lock feature and a passive door locking event occurs after occupant(s) exit the vehicle with the key fob, the front and rear turn signals may turn on and remain lit. Both turn signal/hazard indicators on the instrument cluster may also turn on and temporarily remain lit. The resulting battery drain may cause a discharged or dead battery. Dealers are to reprogram the body control module.
PIP5838
Service Bulletin/Repair Instructions
This Preliminary information communicates to the dealership technician a change made to the wire harness and reductant control module for the Diesel Exhaust Fluid tank connector.
PIT5745C
Service Bulletin/Repair Instructions
This Preliminary information communicates and issue with the memory seat module waking up the low speed GM lan bus and causing a battery draw.
PIT5747B
Service Bulletin/Repair Instructions
This Preliminary information communicates to dealership how to test properly trailer light option on the truck and also provide additional information on trailer issues.
PIT5895
Service Bulletin/Repair Instructions
This Preliminary information communicates a new tailgate feature which allows the customer to enable or disable the inner tailgate.
PIP5834
Service Bulletin/Repair Instructions
This Preliminary information communicates that the service 4wd message related to C119E is under investigation for a repair.
PIT5733B
Service Bulletin/Repair Instructions
This Preliminary information provides information to the technician on installing a roof beacon light. Technician will need to reference the latest version of General Motors Up-fitter Integration Bulletin 157. The information can be found at http://www.gmupfitter.com/ under the "Technical Bulletin" Tab and then "Show all bulletins."
N212354510
Service Bulletin/Repair Instructions
Service Update. On certain vehicles, the driver seat memory adjustment function may be inoperable. Dealers are to reprogram the seat memory control module â driver.
PIP5833C
Service Bulletin/Repair Instructions
This Preliminary information communicates to technicians to update the program in the reductant controller
21NA135
Service Bulletin/Repair Instructions
This service bulletin provides information to inform dealership personnel about Law Enforcement and Government vehicles that request to disable or enable content.
21NA228
Service Bulletin/Repair Instructions
This bulletin provides a procedure to program the BCM to correct the customers concern of RKE idle Time-out.
060089029U
Service Bulletin/Repair Instructions
Information.
090604026V
Service Bulletin/Repair Instructions
Information.
N212354950
Service Bulletin/Repair Instructions
Certain 2022 model year Chevrolet Silverado and GMC Sierra vehicles not equipped with front/rear park assist may have an inadvertent Service Park Assist message displayed on the Drivers Instrument Cluster when the vehicle is started.
080089014G
Service Bulletin/Repair Instructions
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).
22NA018
Service Bulletin/Repair Instructions
This service bulletin provides information for the Global Warranty Management (GWM) Warranty Parts Center (WPC) Part Photo Return Process (U.S. Dealers Only).
990089019W
Service Bulletin/Repair Instructions
This Warranty Administration bulletin provides information on Global Warranty Management (GWM) Warranty Parts Center (WPC) Parts Return Program Information.
070601016G
Service Bulletin/Repair Instructions
This informational bulletin provides information on Internal Engine Noise or Damage After Oil Filter Replacement.
150089004D
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
This service bulletin provides information for cleaning brake dust off of aluminum or chrome wheels.
PI0653F
Service Bulletin/Repair Instructions
This preliminary informational bulletin provides information on Damaged, Disassembled or Improperly Packaged Turbochargers Returned to Warranty Part Center.
PIP5791A
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
This Preliminary information communicates to technicians to replace the ECM and affected sensor if diagnostics leads to replacement of the ECM.
PIP5833B
Service Bulletin/Repair Instructions
This Preliminary information communicates to technicians to update the program in the DEF controller
PIP5711B
Service Bulletin/Repair Instructions
This Preliminary information communicates to the dealer technicians a warm engine knock noise has no short or long term effects on the engine. Do not attempt repairs for this noise.
PIT4322M
Service Bulletin/Repair Instructions
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.
18NA235
Service Bulletin/Repair Instructions
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.
18NA103
Service Bulletin/Repair Instructions
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.
18NA073
Service Bulletin/Repair Instructions
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.
20NA043
Service Bulletin/Repair Instructions
This informational bulletin advises the technician to not replace the TMAP sensor, clean it using air or harsh chemicals but allow time for the sensor to thaw.
22NA012
Service Bulletin/Repair Instructions
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.
PIP4902P
Service Bulletin/Repair Instructions
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.
PIT5386G
Service Bulletin/Repair Instructions
This Preliminary Information communication provides information to the technician about vehicles that are found to have a back-up alarm inoperative during the Pre-Delivery Inspection. On trucks equipped with the Back Up Alarm (RPO 8S3), the alarm will be intentionally left disconnected from the assembly plant. Technician will reroute the harness and plug it in.
PIT5479E
Service Bulletin/Repair Instructions
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.
PIP5632F
Service Bulletin/Repair Instructions
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.
PIT5744B
Service Bulletin/Repair Instructions
This Preliminary information communicates information on how to disable the Side Blind Zone Detection and Park Assist systems when a customer removes the pickup box from the vehicle to install an aftermarket bed or body.
20NA110
Service Bulletin/Repair Instructions
This service bulletin provides service information for a DEF pump that is unable to build pressure after replacement.
PIT5849E
Service Bulletin/Repair Instructions
This Preliminary information communicates an issue with the rear tail / parking lights staying on and do not time out after exiting the vehicle and passive locking the vehicle. This condition can lead to a dead battery. GM Engineering has released a fix and dealers are to reprogram the BCM per Customer Satisfaction Program N212344990.
19NA187
Service Bulletin/Repair Instructions
This bulletin provides additional information on how to graph a cylinder misfire and a possible diagnostic cause.
18NA098
Service Bulletin/Repair Instructions
This informational bulletin provides information for the technicians on where to look on the Duramax engine for coolant leaks.
20NA203
Service Bulletin/Repair Instructions
This informational bulletin explains how the regen works for the DEF system and how it works at different levels.
22NA009
Service Bulletin/Repair Instructions
This service bulletin provides service information on new torque specification and installation procedure for ACDelco Spin-On Oil Filters.
PIP5833A
Service Bulletin/Repair Instructions
This Preliminary information communicates to technicians to update the program in the DEF controller
070316004D
Service Bulletin/Repair Instructions
This service bulletin provides information for tire pressure monitoring (TPM) system concerns.
16NA380
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
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.
19NA237
Service Bulletin/Repair Instructions
This informational bulletin explains how to identify possible DEF contamination.
21NA113
Service Bulletin/Repair Instructions
This technical bulletin provides a procedure to perform a learn procedure for the turbo actuator.
030604017P
Service Bulletin/Repair Instructions
This service bulletin provides information on availability of Diesel Fuel additives.
18NA150
Service Bulletin/Repair Instructions
This informational bulletin provides information on 6.6L Duramax Possible Oil Leak Path Information.
16NA222
Service Bulletin/Repair Instructions
This bulletin provides information on Engine Concerns that could result from lack of scheduled maintenance, improper service or aftermarket calibrations.
16NA244
Service Bulletin/Repair Instructions
This informational bulletin provides information on Diesel Exhaust Fluid (DEF) and the proper use of the DEF system.
16NA372
Service Bulletin/Repair Instructions
This bulletin provides information on common diesel engine tick noises and how they are considered part of normal operation and no parts should be replaced for these normal operating conditions.
17NA374
Service Bulletin/Repair Instructions
This informational bulletin advises the technician of how the Soot information has changed from grams to percentage.
PIT5697B
Service Bulletin/Repair Instructions
This Preliminary information communication provides information to the technician on installing Regular Production Option Code UVC Rearview Camera. Technician will need to reference the latest version of General Motors Up-fitter Integration Bulletin 152. The information can be found at http://www.gmupfitter.com/ under the "Technical Bulletin" Tab and then "Show all bulletins."
PIT5702C
Service Bulletin/Repair Instructions
This Preliminary information communication provides information to the technician on installing Regular Production Option Code 9L7 Up-fitter Auxiliary Switches. Technician will need to reference the latest version of General Motors Up-fitter Integration Bulletin 153. The information can be found at http://www.gmupfitter.com/ under the "Technical Bulletin" Tab and then "Show all bulletins."
100605002J
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
This service bulletin provides information for accurate tire pressures that ensure the safe handling and appropriate ride characteristics of GM cars and trucks.
050604022S
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
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.
PIP5832
Service Bulletin/Repair Instructions
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.
PIP5628E
Service Bulletin/Repair Instructions
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
PIT5828A
Service Bulletin/Repair Instructions
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.
PIT5849D
Service Bulletin/Repair Instructions
This Preliminary information communicates an issue with the rear tail / parking lights staying on and do not time out after exiting the vehicle and passive locking the vehicle. This condition can lead to a dead battery. GM Engineering has released a fix and dealers are to reprogram the BCM per Customer Satisfaction Program N212344990.
PIT5849C
Service Bulletin/Repair Instructions
This Preliminary information communicates an issue with the rear tail / parking lights staying on and do not time out after exiting the vehicle and passive locking the vehicle. This condition can lead to a dead battery. GM Engineering has released a fix and dealers are to reprogram the BCM per Customer Satisfaction Program N212344990.
21NA265
Service Bulletin/Repair Instructions
This technical bulletin provides a procedure to re-route the coolant hose away from the front prop shaft to avoid contact.
21NA091
Service Bulletin/Repair Instructions
This service bulletin provides information for customers/dealers/technicians on Normal Rearview Camera Display Operation - Flashing Diamond - Spot - or UFO like image on Rear View Camera Display.
030310007K
Service Bulletin/Repair Instructions
This service bulletin provides information for dealers/technicians on Tire/Wheel Characteristics (Vibration, Balance, Shake, Flat Spotting) of GM Original Equipment Tires.
19NA104
Service Bulletin/Repair Instructions
This service bulletin provides information for dealers/technicians and customers on steam/vapor coming from the front grille or radiator area.
030091001H
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
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.
070842006Q
Service Bulletin/Repair Instructions
This service bulletin provides technicians with information on available BCM calibrations to restore bulb outage detection on vehicles produced by a second stage manufacturer (Upfitter), and/or turn signals flash fast after factory box removed.
PIT5849A
Service Bulletin/Repair Instructions
This Preliminary information communicates an issue with the rear tail / parking lights staying on and do not time out after exiting the vehicle and passive locking the vehicle. This condition can lead to a dead battery. GM Engineering is working on a fix. Because this condition only occurs if passive locking is used please turn off passive locking in vehicle settings until a fix is released.
PIT5853
Service Bulletin/Repair Instructions
This Preliminary information communicates information on correcting a rattle noise on driver side of cowl heat shield.
PIT5752B
Service Bulletin/Repair Instructions
This Preliminary information communicates multiple vehicle issues caused by an aftermarket device and it gives dealership information where to inspect for this device.
PIT5544E
Service Bulletin/Repair Instructions
This Preliminary information communicates information on a hydrauilc rush type noise from the power steering gear. This noise is a characteristic of the new Active Hydraulic Assist System RPO NV8 and no repairs should be made. The noise is most noticeable in the cab at idle, in park, with all accessories turned off.
PIT5662F
Service Bulletin/Repair Instructions
This Preliminary information communicates information to diagnose DTC C056D or C056E.
PIT5743A
Service Bulletin/Repair Instructions
This Preliminary information communicates diagnostic tips when trying to root cause a SES MIL with DTC's B2B0D and B2B0E. Main cause is aftermarket electrical devices spliced into the ignition main fuses.
PIT3099U
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
This warranty administration bulletin provides policy information on the requirements for battery testing and warranty replacements.
PIT5509H
Service Bulletin/Repair Instructions
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.
21NA152
Service Bulletin/Repair Instructions
This service bulletin provides information for dealers/technicians on glass ultraviolet (UV) Ray protection and tint percentage.
010842001N
Service Bulletin/Repair Instructions
This service bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Water Leaks and Replacement Guidelines.
110089002E
Service Bulletin/Repair Instructions
This service bulletin provides information on GM Accessories ? Dealer-Installed, Repaired or Replaced During Warranty Coverage Period.
070089036J
Service Bulletin/Repair Instructions
This service bulletin provides information on Enhancing Field Product Reports with Digital Pictures.
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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.