PIP4902W
Service Bulletin/Repair Instructions
This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
Vehicle report
2024 BUICK ENCLAVE
Service bulletins
269 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.
PIT6541
Service Bulletin/Repair Instructions
This Preliminary information communicates to the technicians a diagnostic tip if a technician loses communication with the image processor #2 and how to restore communication
PIC6551C
Service Bulletin/Repair Instructions
This Preliminary information communicates to dealer to perform a MEC reset for wireless projection issues
PIT6368D
Service Bulletin/Repair Instructions
This Preliminary information communicates an issue with the virtual garage door opener not programming to a garage opener. Engineering is working on a new module.
PIT5099J
Service Bulletin/Repair Instructions
PI to help diagnose A/C concern
662.11
Over The Air
• Fixes to help ensure proper functionality for shifting. • Fixes to help protect transmission health. • Improvements to diagnostics to prevent vehicle not starting. • Fixes to help reduce instances of check engine light activation in cold weather.
662.12
Over The Air
• Improvements to the performance of Automatic Emergency Braking and Adaptive Cruise Control braking. • Fixes to help ensure proper functionality of Forward Collision Alert and availability of driver assistance features.
662.30
Over The Air
• Fixes to help protect battery life. • Improvements to provide more accurate speed limit detection on the driver’s display. • Improvements to the availability of driver assistance features and fewer notifications or warnings. • Fixes to help ensure driver assistance features remain functional when the windshield freezes.
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.
PIT6503A
Service Bulletin/Repair Instructions
This preliminary information is to inform technicians that GM is placing the B174W Front View Camera Module (ACP2) on part restriction due to elevated replacement rates and ongoing engineering investigation. Technicians must not replace the front camera module unless they have: 1.Completed the diagnostic procedure in this PI, and 2.Contacted TAC and received authorization, including the SI document number and specific step that directs camera replacement.
PIC6540J
Service Bulletin/Repair Instructions
This Preliminary information communicates to dealers a procedure to reset the radio.
PIC6423A
Service Bulletin/Repair Instructions
Pi created to provide GM dealers with information on gathering information for projection issue
PIC6540H
Service Bulletin/Repair Instructions
This Preliminary information communicates to dealers a procedure to reset the radio.
PIC6551B
Service Bulletin/Repair Instructions
This Preliminary information communicates to dealer to perform a MEC reset for wireless projection issues
661.10
Over The Air
• Improvements to the availability of driver assistance features.
PIC6540G
Service Bulletin/Repair Instructions
This Preliminary information communicates to dealers a procedure to reset the radio.
PIT6502A
Service Bulletin/Repair Instructions
A vehicle may have a service all wheel drive message. Tech is given direction to either reset the module or order a new module with instructions for a part restriction.
PIT6503
Service Bulletin/Repair Instructions
This preliminary information is to inform technicians that GM is placing the B174W Front View Camera Module (ACP2) on part restriction due to elevated replacement rates and ongoing engineering investigation. Technicians must not replace the front camera module unless they have: 1.Completed the diagnostic procedure in this PI, and 2.Contacted TAC and received authorization, including the SI document number and specific step that directs camera replacement.
PIT3271Q
Service Bulletin/Repair Instructions
This preliminary information communicates information about how to determine if a wheel and tires size change is available.
653.21
Over The Air
• Fixes to help ensure proper functionality for heating and cooling features. • Improvements to night mode lights for shifting gears. • Fixes for Daytime Running Lamps turning on when set to Off. • Fixes to help prevent erroneous missing key messages on driver display. • Fixes for accuracy of low tire pressure alert. • Fixes for speed threshold for pedestrian alerts.
653.22
Over The Air
• Fixes to help ensure proper functionality for shifting. • Fixes to help protect transmission health. • Improvements to diagnostics to prevent vehicle not starting. • Fixes to help reduce instances of check engine light activation in cold weather.
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.
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
PIT6394D
Service Bulletin/Repair Instructions
A vehicle may have a service driver assist message and the technician cannot get the Long Range Radar learn procedure to complete. Tech is directed to drive a city route to complete the procedure.
PIT6394C
Service Bulletin/Repair Instructions
A vehicle may have a service driver assist message and the technician cannot get the Long Range Radar learn procedure to complete. Tech is directed to drive a city route to complete the procedure.
PIP6102
Service Bulletin/Repair Instructions
This Preliminary information communicates an issue with 8T65 / LK0 with an Engine stall after remote start or warm up in cold Ambient temperature
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
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.
PIT6457B
Service Bulletin/Repair Instructions
This preliminary information is for technicians that may see DTCs that are history and should not perform any part replacements. They should follow the notes mentioned prior to anything being replaced.
PIP4902U
Service Bulletin/Repair Instructions
This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
PIC6540F
Service Bulletin/Repair Instructions
This Preliminary information communicates to dealers a procedure to reset the radio.
PIT6457A
Service Bulletin/Repair Instructions
This preliminary information is for technicians that may see DTCs that are history and should not perform any part replacements. They should follow the notes mentioned prior to anything being replaced.
N25-250552
Over The Air
Improvements to OnStar functionality. During the update process, your radio may stay on up to 5 minutes after you exit the vehicle. This is expected behavior when an update package is onboard the vehicle. Do not service your vehicle during installation.
PIT6457
Service Bulletin/Repair Instructions
This preliminary information is for technicians that may see DTCs that are history and should not perform any part replacements. They should follow the notes mentioned prior to anything being replaced.
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.
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
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
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.
PIT6394B
Service Bulletin/Repair Instructions
A vehicle may have a service driver assist message and the technician cannot get the Long Range Radar learn procedure to complete. Tech is directed to drive a city route to complete the procedure.
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.
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.
PIT6101S
Service Bulletin/Repair Instructions
This Preliminary information communicates Engineering is investigating a no audio issue.
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.
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.
PIT6394
Service Bulletin/Repair Instructions
A vehicle may have a service driver assist message and the technician cannot get the Long Range Radar learn procedure to complete. Tech is directed to drive a city route to complete the procedure.
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.
PIP4964F
Service Bulletin/Repair Instructions
This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon Malfunction Indicator Lamp on. Technician will find Diagnostic Trouble Code P2097 or P2099. Technician will need to perform an injector balance or Active Fuel Injector Tester prior to going further. Technician will also need to check for a small leak in the exhaust if published Service Information diagnostics does not lead to a resolution.
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.
PIT6355
Service Bulletin/Repair Instructions
This is to communicate to the dealership technicians to not perform any repairs for this issue. PI will be updated or replaced with TSB once a determination has been made.
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.
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.
PIT6101R
Service Bulletin/Repair Instructions
This Preliminary information communicates Engineering is investigating a no audio issue.
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.
22-NA-242
Service Bulletin/Repair Instructions
This warranty administration bulletin provides information for dealers/technicians on System Reset and Connector Reconnect Labor Code Numbers.
PIC6587A
Service Bulletin/Repair Instructions
This Preliminary information communicates That the active safety systems maybe inoperable and to perform a module reset to correct.
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.
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.
PIC6552E
Service Bulletin/Repair Instructions
This Preliminary information communicates how to recover the Image Processing Module.
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".
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.
PIT6101Q
Service Bulletin/Repair Instructions
This Preliminary information communicates Engineering is investigating a no audio issue.
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.
PIT6101P
Service Bulletin/Repair Instructions
This Preliminary information communicates Engineering is investigating a no audio issue.
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.
25-NA-082
Service Bulletin/Repair Instructions
This bulletin advises the tech of the number 7 used on 2 of the power distribution cables and how the are located.
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.
PIT6101N
Service Bulletin/Repair Instructions
This Preliminary information communicates Engineering is investigating a no audio issue.
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.
24-NA-164
Service Bulletin/Repair Instructions
This bulletin provides information on Wiper Blade Maintenance Tips.
24-NA-003
Service Bulletin/Repair Instructions
This technical bulletin provides a procedure to correct the condition of Sunroof Wind / Air Deflector Inoperative.
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-164
Service Bulletin/Repair Instructions
This service bulletin provides repair information to correct a customer concern of Vehicle Will Lock and Unlock (Active Functions Work) but Will Not Crank or Start (Loss of Passive Functions Do Not Work).
23-NA-163
Service Bulletin/Repair Instructions
This service bulletin provides repair information to correct a customer concern of No Crank, No Start, Quick Start/Stall, No FOB Detected, Key FOBs Inoperative, B3924 00, B3925 00, B3926 00, B3927 00, B3928 00 Set.
23-NA-165
Service Bulletin/Repair Instructions
This service bulletin provides repair information to correct a customer concern of Vehicle Will Not Lock and Unlock (Loss of Active Functions) Crank or Start (Loss of Passive Functions) with DTC P0513 Set.
25-NA-001
Service Bulletin/Repair Instructions
This service bulletin provides repair information to correct a customer concern of a transmission fluid leak.
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.
17-NA-073
Service Bulletin/Repair Instructions
This warranty administration bulletin provides information regarding the field action courtesy transportation policy.
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).
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.
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".
PIT6334
Service Bulletin/Repair Instructions
This Preliminary information communicates if a customer and service tech encounter this concern, it will be fixed with a software update and the vehicle can still be driven in the meantime.
07-00-89-037V
Service Bulletin/Repair Instructions
This warranty administration bulletin provides policy information for GM courtesy transportation and roadside assistance programs.
23-NA-086
Service Bulletin/Repair Instructions
This service bulletin provides information on dark spots in the headlamp pattern when the vehicle is pulled up to a wall or garage.
24-NA-048
Service Bulletin/Repair Instructions
This service bulletin provides customer information for rear unwanted automatic braking, usually when reversing out of a garage or driveway.
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.
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.
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.
01-08-42-001Q
Service Bulletin/Repair Instructions
This service bulletin provides information on Exterior Lamp Condensation and Water Leak Information and Replacement Guidelines.
24-NA-239
Service Bulletin/Repair Instructions
This informational bulletin provides a guide on how to diagnose and test for vibrations utilizing the PicoScope.
24-NA-135
Service Bulletin/Repair Instructions
This bulletin offers Information on Block Heater Cord.
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.
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.
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.
PIC6552D
Service Bulletin/Repair Instructions
This Preliminary information communicates how to recover the Image Processing Module.
PIC6587
Service Bulletin/Repair Instructions
This Preliminary information communicates Thus the active safety systems maybe inoperable and to perform a module reset to correct.
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.
PIP5974E
Service Bulletin/Repair Instructions
This Preliminary information communicates possible transmission 1-2-3-4-5-6 snap rings out of round causing code p0746 or p0747.
PIT6101M
Service Bulletin/Repair Instructions
This Preliminary information communicates Engineering is investigating a no audio issue.
08-07-30-035I
Service Bulletin/Repair Instructions
This service bulletin provides information on the harmful effects of ethylene glycol in transmission fluid.
24-NA-259
Service Bulletin/Repair Instructions
This service bulletin provides a service procedure to correct customer concerns of Air Conditioning (A/C) Not Working and/or Blows Warm Air.
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.
PIP6025
Service Bulletin/Repair Instructions
This Preliminary information communicates possible transmission fluid leak in the torque converter housing area from loose pump bolts.
24-NA-243
Service Bulletin/Repair Instructions
This technical bulletin provides repair information to correct a customer concern of Engine RPO LK0 with DTC P062B Set.
23-NA-021
Service Bulletin/Repair Instructions
This service bulletin advises the tech that the rotational Clicking Noise Heard After Engine Shut Down may be normal characteristics of the vehicle.
04-06-01-029K
Service Bulletin/Repair Instructions
This informational bulletin explains Unscheduled Supplemental Services and the importance of GM Simplified Maintenance Schedules.
PIT6101L
Service Bulletin/Repair Instructions
This Preliminary information communicates Engineering is investigating a no audio issue.
20-NA-136
Service Bulletin/Repair Instructions
This informational bulletin describes/outlines the process for the 9T65 Automatic Transmission Replacement Pilot Program (U.S. Only).
PIT6101K
Service Bulletin/Repair Instructions
This Preliminary information communicates Engineering is investigating a no audio issue.
PIT6101J
Service Bulletin/Repair Instructions
This Preliminary information communicates Engineering is investigating a no audio issue.
24-NA-108
Service Bulletin/Repair Instructions
This service bulletin provides a procedure to correct radio software concerns.
24-NA-145
Service Bulletin/Repair Instructions
This service bulletin provides repair information to correct a customer concern of Malfunction Indicator Lamp (MIL) Illuminated - DTC P219A Set As Current Or History.
24-NA-224
Service Bulletin/Repair Instructions
This bulletin advises the tech to check for faulty sensors as a possible issue for the overheating and specs they should be reading in.
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).
01-06-01-011Q
Service Bulletin/Repair Instructions
This service bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil consumption.
24-NA-217
Service Bulletin/Repair Instructions
This service bulletin provides information on radiator hose being flat at cold start up and that this is a normal occurrence.
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).
PIT5551P
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".
04-06-04-051J
Service Bulletin/Repair Instructions
This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent additive.
23-NA-072
Service Bulletin/Repair Instructions
This service bulletin provides a procedure to correct a customer concern of Shudders or Shakes at Low Speeds.
23-NA-219
Service Bulletin/Repair Instructions
This service bulletin provides information on Concerns or Questions Regarding Installation of Dealer Installed Accessories.
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.
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).
PIP5974D
Service Bulletin/Repair Instructions
This Preliminary information communicates possible transmission 1-2-3-4-5-6 snap rings out of round causing code p0746 or p0747.
24-NA-187
Service Bulletin/Repair Instructions
This informational bulletin provides information on Information on Bright PVD (Physical Vapor Deposition) Wheels Appearance and Care.
PIT5987A
Service Bulletin/Repair Instructions
This Preliminary information communicates that a customer may come to the dealer complaining of a whining noise from the steering system. The dealer is advised not to perform any repairs at this time. Engineering is working on a repair for this concern. When a repair is available a bulletin will be released.
PIT6101H
Service Bulletin/Repair Instructions
This Preliminary information communicates Engineering is investigating a no audio issue.
PIT6188D
Service Bulletin/Repair Instructions
This Preliminary information communicates tire pressure lamp concerns caused by interference from OnStar module.
07-00-89-036K
Service Bulletin/Repair Instructions
This service bulletin provides information on Enhancing Field Product Reports with Digital Pictures.
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).
PIT6101G
Service Bulletin/Repair Instructions
This Preliminary information communicates Engineering is investigating a no audio issue.
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.
21-NA-023
Service Bulletin/Repair Instructions
This technical bulletin provides a procedure to install dampeners on the purge line to correct a customer concern of a loud tick or rattle noise from the engine compartment.
PIP5974C
Service Bulletin/Repair Instructions
This Preliminary information communicates possible transmission 1-2-3-4-5-6 snap rings out of round causing code p0746 or p0747.
PIT6101F
Service Bulletin/Repair Instructions
This Preliminary information communicates Engineering is investigating a no audio issue.
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.
PIP5569B
Service Bulletin/Repair Instructions
This Preliminary information communicates to the dealer an issue where the vehicle's engine may crank over unprompted and not start afterward. This is the result of hooking up the Active Fuel Injector Tool incorrectly on vehicles equipped with a direct fuel injection system. This Preliminary information instructs the dealer of a repair kit they received that will prevent this issue when installed correctly.
PIP5974A
Service Bulletin/Repair Instructions
This Preliminary information communicates possible transmission 1-2-3-4-5-6 snap rings out of round causing code p0746 or p0747.
PIP5974B
Service Bulletin/Repair Instructions
This Preliminary information communicates possible transmission 1-2-3-4-5-6 snap rings out of round causing code p0746 or p0747.
PIT6101E
Service Bulletin/Repair Instructions
This Preliminary information communicates Engineering is investigating a no audio issue.
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.
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-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).
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.
22-NA-239
Service Bulletin/Repair Instructions
This technical bulletin provides a procedure to inspect and if need be, to remove the lower strut isolator to clean and scuff if the spring was rubbing against the fender area.
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.
18-NA-115
Service Bulletin/Repair Instructions
This service bulletin provides inspection/diagnosis/correction information on a cold start misfire and/or rough idle and DTC P0300 that may also be set.
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.
24-NA-127
Service Bulletin/Repair Instructions
This bulletin provides Information on Infotainment Screen Hot to the Touch.
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.
08-07-30-035H
Service Bulletin/Repair Instructions
This bulletin provides information on the harmful effects of water or ethylene glycol in transmission fluid.
N232433890
Service Campaign
Customer Satisfaction Program - Various vehicle makes and models listed may have a condition in which the transmission case leaks fluid due to porosity around a mount bolt hole. Dealers will replace the transmission case.
N232433891
Service Campaign
Customer Satisfaction Program - Various vehicle makes and models listed may have a condition in which the transmission case leaks fluid due to porosity around a mount bolt hole. Dealers will replace the transmission case.
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.
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.
21-NA-054
Service Bulletin/Repair Instructions
This service bulletin provides repair information to correct various functional concerns of the Instrument Cluster and DTC U0155.
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.
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.
23-NA-135
Service Bulletin/Repair Instructions
This informational bulletin advises the changes to some of the 9-speed oil control changes from previous years.
PIT6116A
Service Bulletin/Repair Instructions
This Preliminary information communicates information to help diagnose inoperative rear liftgate logo.
PIE0773B
Service Bulletin/Repair Instructions
This engineering information (EI) closure ends the need for gathering further information from technicians in regard to Melted Burn Marks and/or Smoke Smell Coming from the Height Adjuster Motor Under the Front Row Seat.
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).
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".
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.
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.
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.
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.
PIT6116
Service Bulletin/Repair Instructions
This Preliminary information communicates information to help diagnose inoperative rear liftgate logo.
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.
PIE0773A
Service Bulletin/Repair Instructions
This engineering information (EI) s requesting information from technicians to perform the check list provided and contact the engineer listed in regard to Melted Burn Marks and/or Smoke Smell Coming from the Height Adjuster Motor Under the Front Row Seat.
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.
22-NA-240
Service Bulletin/Repair Instructions
This informational bulletin advises the tech to validate if oil is leaking into the cooling system and to test and verify were to leak is coming from before replacing all the parts that wouldn't apply to the repair.
N232422680
Service Bulletin/Repair Instructions
Customer Satisfaction Program - Certain vehicles may have a condition in which the moonroof glass was produced without clear surface primer. Dealers are to replace the moonroof panel.
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).
PIE0773
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 Melted Burn Marks and/or Smoke Smell Coming from the Height Adjuster Motor Under the Front Row Seat.
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.
23-NA-192
Service Bulletin/Repair Instructions
This informational bulletin provides Information on Wheel Drive Shaft Replacement and Nut Removal Damage.
21-NA-147
Service Bulletin/Repair Instructions
This service bulletin provides a repair procedure to correct a customer concern of Coolant and/or Oil Leak, Malfunction Indicator Lamp (MIL) Illuminatedâ.
PIT6097B
Service Bulletin/Repair Instructions
This Preliminary information communicates an issue where the vehicles wireless charger no longer works with the latest ISO update on Apple 15 phones.
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.
23-NA-195
Service Bulletin/Repair Instructions
This technical bulletin provides repair information to correct a customer concern of Rear Driveline Module Audible Noise Heard Between 20-70MPH.
PIT5551M
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".
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.
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).
PIP4964E
Service Bulletin/Repair Instructions
This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon Malfunction Indicator Lamp on. Technician will find Diagnostic Trouble Code P2097 or P2099. Technician will need to perform an injector balance or Active Fuel Injector Tester prior to going further. Technician will also need to check for a small leak in the exhaust if published Service Information diagnostics does not lead to a resolution.
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).
17-NA-281
Service Bulletin/Repair Instructions
This service bulletin provides information on RDM Axle Ratios for AWD Vehicles for Vibration Diagnostics When Using the Pico Scope.
PIT5551L
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".
09-00-89-016H
Service Bulletin/Repair Instructions
This Warranty Administration bulletin provides information on the proper use of the labor operation 0600014.
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.
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.
04-06-04-051H
Service Bulletin/Repair Instructions
This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent additive.
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.
17-NA-066
Service Bulletin/Repair Instructions
This service bulletin provides information for automatic transmission Oil Cooler Flush and flow test.
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.
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-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.
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).
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.
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).
05-06-04-022U
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.
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.
Reading this report
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.