GMC Sierra Service Bulletins

10,018 manufacturer communications on file.

• November 5, 2024•Document ID: 11011709

  Service Bulletin/Repair Instructions
  SERVICE BRAKES; STRUCTURE:BODY; WHEELS; UNKNOWN OR OTHER; ENGINE

  Mfr Comm. #:

  21-NA-043

  Date Added:

  December 10, 2024

  Manufacturer:

  CHEVROLET

  Summary

  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.

  Associated Products (615)

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  Associated Documents

  • DownloadMC-11011709-0001.pdf↗
• November 4, 2024•Document ID: 11011168

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  PIT6192B

  Date Added:

  December 4, 2024

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates an issue with the engine harness chaffing on an a/c pipe causing communication issues.

  Associated Products (6)

  2024 Chevrolet Silverado2024 GMC Sierra2023 Chevrolet Silverado2023 GMC Sierra2022 Chevrolet Silverado2022 GMC Sierra
  Associated Documents

  • DownloadMC-11011168-0001.pdf↗
• November 4, 2024•Document ID: 11011858

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  24-NA-247

  Date Added:

  December 16, 2024

  Manufacturer:

  CHEVROLET

  Summary

  This informational bulletin advises the technician of which pan to use if the LCE has been replaced and to install an aluminum pan should be used with a new LCE.

  Associated Products (21)

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  Associated Documents

  • DownloadMC-11011858-0001.pdf↗
• November 1, 2024•Document ID: 11011183

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6209C

  Date Added:

  December 4, 2024

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates recovery procedure after return to dealer message.

  Associated Products (27)

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  Associated Documents

  • DownloadMC-11011183-0001.pdf↗
• October 30, 2024•Document ID: 11011210

  Service Bulletin/Repair Instructions
  SERVICE BRAKES

  Mfr Comm. #:

  21-NA-089

  Date Added:

  December 4, 2024

  Manufacturer:

  GMC

  Summary

  This technical bulletin provides a procedure to replace the rear calipers if found packed for of mud and debris.

  Associated Products (14)

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  Associated Documents

  • DownloadMC-11011210-0001.pdf↗
• October 29, 2024•Document ID: 11011483

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  PIP6020A

  Date Added:

  December 5, 2024

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates to the dealer technician that DTC P244B may set due to water in the differential pressure sensor after a car wash. It relays that the concern is under investigation.

  Associated Products (4)

  2025 Chevrolet Silverado2025 GMC Sierra2024 Chevrolet Silverado2024 GMC Sierra
  Associated Documents

  • DownloadMC-11011483-0001.pdf↗
• October 29, 2024•Document ID: 11011477

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6060A

  Date Added:

  December 5, 2024

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates an issue with setting up the trailering features if the trailer height is over 119 inches.  Engineering is working on new video processing module software to correct this concern, but in the meantime customers can enter of 118 inches to allow the system to calibrate.

  Associated Products (4)

  2025 Chevrolet Silverado2025 GMC Sierra2024 Chevrolet Silverado2024 GMC Sierra
  Associated Documents

  • DownloadMC-11011477-0001.pdf↗
• October 29, 2024•Document ID: 11011381

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  24-NA-241

  Date Added:

  December 5, 2024

  Manufacturer:

  GMC

  Summary

  This informational bulletin advises the technician of a part number change for long block engines used in the trucks noted.

  Associated Products (8)

  2022 Chevrolet Silverado2022 GMC Sierra2021 Chevrolet Silverado2021 GMC Sierra2020 Chevrolet Silverado2020 GMC Sierra2019 Chevrolet Silverado2019 GMC Sierra
  Associated Documents

  • DownloadMC-11011381-0001.pdf↗
• October 29, 2024•Document ID: 11011480

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIC6556F

  Date Added:

  December 5, 2024

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates to check the drivers monitoring camera for a B1DD0 SYM57 or B0126 SYM82 setting with no other DTCs.

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  Associated Documents

  • DownloadMC-11011480-0001.pdf↗
• October 28, 2024•Document ID: 11011476

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  PIT5985F

  Date Added:

  December 5, 2024

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates diagnostic tips on how to resolve a issues with vehicles that will not power up after a can bus 2 issue, lightning strike, or a failed over the air update.

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  Associated Documents

  • DownloadMC-11011476-0001.pdf↗
• October 28, 2024•Document ID: 11011475

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT5832R

  Date Added:

  December 5, 2024

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates a diagnostic tip on how to resolve a issue if the serial data authentication configuration did not complete correctly.

  Associated Products (79)

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  Associated Documents

  • DownloadMC-11011475-0001.pdf↗
• October 28, 2024•Document ID: 11011367

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER; ELECTRICAL SYSTEM

  Mfr Comm. #:

  24-NA-239

  Date Added:

  December 5, 2024

  Manufacturer:

  CADILLAC

  Summary

  This informational bulletin provides a guide on how to diagnose and test for vibrations utilizing the PicoScope.

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  Associated Documents

  • DownloadMC-11011367-0001.pdf↗
• October 28, 2024•Document ID: 11011205

  Service Bulletin/Repair Instructions
  STEERING; POWER TRAIN; ENGINE

  Mfr Comm. #:

  04-06-01-029K

  Date Added:

  December 4, 2024

  Manufacturer:

  CHEVROLET

  Summary

  This informational bulletin explains Unscheduled Supplemental Services and the importance of GM Simplified Maintenance Schedules.

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  Associated Documents

  • DownloadMC-11011205-0001.pdf↗
• October 25, 2024•Document ID: 11009157

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6244

  Date Added:

  October 25, 2024

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates how the left lower corner of the DIC is dual purpose and when vehicle is first started it displays the rear passenger seatbelt indicators and then after a short drive it will change and show the four wheel drive indicator.

  Associated Products (4)

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  Associated Documents

  • DownloadMC-11009157-0001.pdf↗
• October 25, 2024•Document ID: 11009118

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6240

  Date Added:

  October 25, 2024

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates information on adding RPO UF3 Fast Idle to a vehicle.

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  2025 Chevrolet Silverado2024 Chevrolet Silverado2024 GMC Sierra2023 Chevrolet Silverado2023 GMC Sierra2022 Chevrolet Silverado2022 GMC Sierra2021 Chevrolet Silverado2021 GMC Sierra2020 Chevrolet Silverado2020 GMC Sierra2019 Chevrolet Silverado2019 GMC Sierra2018 Chevrolet Silverado2018 GMC Sierra2017 Chevrolet Silverado2017 GMC Sierra2016 Chevrolet Silverado2016 GMC Sierra2015 Chevrolet Silverado+ 17 more
  Associated Documents

  • DownloadMC-11009118-0001.pdf↗
• October 25, 2024•Document ID: 11011468

  Service Bulletin/Repair Instructions
  FORWARD COLLISION AVOIDANCE: ADAPTIVE CRUISE CONTROL

  Mfr Comm. #:

  PIT6186C

  Date Added:

  December 5, 2024

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates that a customer may see a Super Cruise Unavailable message with multiple codes setting and Engineering is working on a resolution.

  Associated Products (8)

  2025 Chevrolet Silverado2025 Chevrolet Suburban2025 Chevrolet Tahoe2025 GMC Sierra2025 GMC Yukon2025 GMC Yukon XL2024 Chevrolet Silverado2024 GMC Sierra
  Associated Documents

  • DownloadMC-11011468-0001.pdf↗
• October 25, 2024•Document ID: 11011182

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  PIE0804A

  Date Added:

  December 4, 2024

  Manufacturer:

  GMC

  Summary

  This engineering information (EI) closure ends the need for gathering further information from technicians in regard to a Chirp, Squeal, and/or Whine Type Noise Heard from Front of Vehicle During a Cold Start and/or While in Operation.

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  Associated Documents

  • DownloadMC-11011182-0001.pdf↗
• October 25, 2024•Document ID: 11009408

  Service Campaign
  ELECTRICAL SYSTEM; UNKNOWN OR OTHER

  Mfr Comm. #:

  N242435631-05

  Date Added:

  October 28, 2024

  Manufacturer:

  CHEVROLET

  Summary

  Customer Satisfaction Program - certain vehicles may have a condition where the battery is at risk for a drain following an over-the-air update. Dealers are to reprogram the serial data gateway module.

  Associated Products (18)

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  Associated Documents

  • DownloadMC-11009408-0001.pdf↗
• October 25, 2024•Document ID: 11009192

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  PIT6245

  Date Added:

  October 25, 2024

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates the need to program the BECM before replacement of the high Voltage battery.

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  Associated Documents

  • DownloadMC-11009192-0001.pdf↗
• October 25, 2024•Document ID: 11009178

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6243

  Date Added:

  October 25, 2024

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates how to find and address aftermarket Equipment that prevents Supercruise from engaging.

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  Associated Documents

  • DownloadMC-11009178-0001.pdf↗