GMC Sierra Service Bulletins

10,018 manufacturer communications on file.

• June 28, 2023•Document ID: 10239122

  Service Bulletin/Repair Instructions
  EQUIPMENT; SERVICE BRAKES; ELECTRICAL SYSTEM

  Mfr Comm. #:

  23-NA-113

  Date Added:

  July 14, 2023

  Manufacturer:

  CHEVROLET

  Summary

  This informational bulletin advises the tech that the customers concern of a trailer brake disabled may be caused from the trailer itself and engineering is looking into a repair.

  Associated Products (2)

  2024 Chevrolet Silverado2024 GMC Sierra
  Associated Documents

  • DownloadMC-10239122-0001.pdf↗
• June 28, 2023•Document ID: 10239182

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  PIP5928A

  Date Added:

  July 17, 2023

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates the possibility of the reaction carrier as root cause for the noise.

  Associated Products (14)

  2023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Chevrolet Silverado2023 Chevrolet Tahoe2023 GMC Sierra2023 GMC Yukon2023 GMC Yukon XL2022 Cadillac Escalade2022 Cadillac Escalade ESV2022 Chevrolet Silverado2022 Chevrolet Tahoe2022 GMC Sierra2022 GMC Yukon2022 GMC Yukon XL
  Associated Documents

  • DownloadMC-10239182-0001.pdf↗
• June 28, 2023•Document ID: 10239115

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; EQUIPMENT; BACK OVER PREVENTION:SOFTWARE

  Mfr Comm. #:

  23-NA-042

  Date Added:

  July 14, 2023

  Manufacturer:

  CHEVROLET

  Summary

  This service bulletin provides repair information to update radio software to correct customer concerns of Software related issues.

  Associated Products (60)

  2023 Buick Enclave2023 Buick Encore GX2023 Buick Envision2023 Cadillac CT42023 Cadillac CT52023 Cadillac XT42023 Cadillac XT52023 Cadillac XT62023 Chevrolet Blazer2023 Chevrolet Bolt EUV2023 Chevrolet Bolt EV2023 Chevrolet Camaro2023 Chevrolet Corvette2023 Chevrolet Equinox2023 Chevrolet Malibu2023 Chevrolet Trailblazer2023 Chevrolet Traverse2023 GMC Acadia2023 GMC Terrain2022 Buick Enclave+ 40 more
  Associated Documents

  • DownloadMC-10239115-0001.pdf↗
• June 27, 2023•Document ID: 10239117

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; EQUIPMENT

  Mfr Comm. #:

  23-NA-070

  Date Added:

  July 14, 2023

  Manufacturer:

  GMC

  Summary

  This technical bulletin provides repair information to correct a customer concern of UDV Cluster Software version 162.3.

  Associated Products (12)

  2023 Chevrolet Silverado2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 GMC Sierra2023 GMC Yukon2023 GMC Yukon XL2022 Chevrolet Silverado2022 Chevrolet Suburban2022 Chevrolet Tahoe2022 GMC Sierra2022 GMC Yukon2022 GMC Yukon XL
  Associated Documents

  • DownloadMC-10239117-0001.pdf↗
• June 26, 2023•Document ID: 10239179

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  PIP5926B

  Date Added:

  July 17, 2023

  Manufacturer:

  GMC

  Summary

  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.

  Associated Products (10)

  2024 Chevrolet Silverado2024 GMC Sierra2023 Chevrolet Silverado2023 GMC Sierra2022 Chevrolet Silverado2022 GMC Sierra2021 Chevrolet Silverado2021 GMC Sierra2020 Chevrolet Silverado2020 GMC Sierra
  Associated Documents

  • DownloadMC-10239179-0001.pdf↗
• June 26, 2023•Document ID: 10239177

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  PIT6032B

  Date Added:

  July 17, 2023

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates an issue with the front HVAC blower speed reducing to a lower speeding when it should be higher.  Engineering is working on a fix.

  Associated Products (10)

  2023 Chevrolet Silverado2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 GMC Sierra2023 GMC Yukon XL2022 Chevrolet Silverado2022 Chevrolet Suburban2022 Chevrolet Tahoe2022 GMC Sierra2022 GMC Yukon XL
  Associated Documents

  • DownloadMC-10239177-0001.pdf↗
• June 22, 2023•Document ID: 10239086

  Service Bulletin/Repair Instructions
  WHEELS; SERVICE BRAKES; POWER TRAIN

  Mfr Comm. #:

  23-NA-018

  Date Added:

  July 12, 2023

  Manufacturer:

  GMC

  Summary

  This bulletin provides a procedure to correct a customer concern that while driving at low speeds, the rear wheels lock up, causing vehicle to come to a stop as if the brakes were applied or the vehicle was shifted into park.

  Associated Products (4)

  2020 Chevrolet Silverado2020 GMC Sierra2019 Chevrolet Silverado2019 GMC Sierra
  Associated Documents

  • DownloadMC-10239086-0001.pdf↗
• June 22, 2023•Document ID: 10239084

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  22-NA-137

  Date Added:

  July 12, 2023

  Manufacturer:

  GMC

  Summary

  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.

  Associated Products (2)

  2022 Chevrolet Silverado2022 GMC Sierra
  Associated Documents

  • DownloadMC-10239084-0001.pdf↗
• June 20, 2023•Document ID: 10239171

  Service Bulletin/Repair Instructions
  BACK OVER PREVENTION: CAMERA SYSTEM

  Mfr Comm. #:

  PIT5697C

  Date Added:

  July 17, 2023

  Manufacturer:

  CHEVROLET

  Summary

  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."

  Associated Products (12)

  2024 Chevrolet Silverado2024 GMC Sierra2023 Chevrolet Silverado2023 GMC Sierra2022 Chevrolet Silverado2022 GMC Sierra2021 Chevrolet Silverado2021 GMC Sierra2020 Chevrolet Silverado2020 GMC Sierra2019 Chevrolet Silverado2019 GMC Sierra
  Associated Documents

  • DownloadMC-10239171-0001.pdf↗
• June 20, 2023•Document ID: 10239090

  Service Bulletin/Repair Instructions
  EQUIPMENT; FUEL SYSTEM, DIESEL:STORAGE:TANK ASSEMBLY; ELECTRICAL SYSTEM

  Mfr Comm. #:

  23-NA-101

  Date Added:

  July 12, 2023

  Manufacturer:

  GMC

  Summary

  This technical bulletin provides repair information to correct a customer concern of Fuel Range Blank on Instrument Panel.

  Associated Products (4)

  2023 Chevrolet Silverado2023 GMC Sierra2022 Chevrolet Silverado2022 GMC Sierra
  Associated Documents

  • DownloadMC-10239090-0001.pdf↗
• June 20, 2023•Document ID: 10238234

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM:SOFTWARE; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL

  Mfr Comm. #:

  N23-240810

  Date Added:

  June 28, 2023

  Manufacturer:

  CHEVROLET

  Summary

  'Your vehicle keeps getting better. This vehicle software update includes the following if equipped: Refinements:​ • Improvement to reduce risk of unintended check engine light illumination Better Never Stops™ 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.

  Associated Products (2)

  2024 Chevrolet Silverado2024 GMC Sierra
  Associated Documents

  • DownloadMC-10238234-0001.pdf↗
• June 20, 2023•Document ID: 10239172

  Service Bulletin/Repair Instructions
  EXTERIOR LIGHTING

  Mfr Comm. #:

  PIP5843C

  Date Added:

  July 17, 2023

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates to the dealers information related to a Malfunction Indicator Lamp (MIL) Illuminated During Cold Ambient Temperatures with DTCs P30C3 and/or P30BF  P30C7 P30CB Setting.

  Associated Products (16)

  2023 Cadillac CT42023 Chevrolet Colorado2023 Chevrolet Silverado2023 GMC Canyon2023 GMC Sierra2022 Cadillac CT42022 Chevrolet Silverado2022 GMC Sierra2021 Cadillac CT42021 Chevrolet Silverado2021 GMC Sierra2020 Cadillac CT42020 Chevrolet Silverado2020 GMC Sierra2019 Chevrolet Silverado2019 GMC Sierra
  Associated Documents

  • DownloadMC-10239172-0001.pdf↗
• June 20, 2023•Document ID: 10239170

  Service Bulletin/Repair Instructions
  VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:HEATER CORE

  Mfr Comm. #:

  PIT6032A

  Date Added:

  July 17, 2023

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates an issue with the front HVAC blower speed reducing to a lower speeding when it should be higher.  Engineering is working on a fix.

  Associated Products (10)

  2023 Chevrolet Silverado2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 GMC Sierra2023 GMC Yukon XL2022 Chevrolet Silverado2022 Chevrolet Suburban2022 Chevrolet Tahoe2022 GMC Sierra2022 GMC Yukon XL
  Associated Documents

  • DownloadMC-10239170-0001.pdf↗
• June 19, 2023•Document ID: 10239168

  Service Bulletin/Repair Instructions
  FUEL SYSTEM, DIESEL; FUEL SYSTEM, GASOLINE

  Mfr Comm. #:

  PIP5910A

  Date Added:

  July 17, 2023

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates to dealer technicians that the diesel particulate filter for the 2024 6.6 L5P diesel engine has ended.

  Associated Products (2)

  2024 Chevrolet Silverado2024 GMC Sierra
  Associated Documents

  • DownloadMC-10239168-0001.pdf↗
• June 19, 2023•Document ID: 10239087

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  23-NA-073

  Date Added:

  July 12, 2023

  Manufacturer:

  GMC

  Summary

  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.

  Associated Products (12)

  2024 Chevrolet Silverado2024 GMC Sierra2023 Chevrolet Silverado2023 GMC Sierra2022 Chevrolet Silverado2022 GMC Sierra2021 Chevrolet Silverado2021 GMC Sierra2020 Chevrolet Silverado2020 GMC Sierra2019 Chevrolet Silverado2019 GMC Sierra
  Associated Documents

  • DownloadMC-10239087-0001.pdf↗
• June 19, 2023•Document ID: 10239167

  Service Bulletin/Repair Instructions
  EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.

  Mfr Comm. #:

  PIT5977F

  Date Added:

  July 17, 2023

  Manufacturer:

  CHEVROLET

  Summary

  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.

  Associated Products (14)

  2024 Chevrolet Silverado2024 GMC Sierra2023 Chevrolet Silverado2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 GMC Sierra2023 GMC Yukon2023 GMC Yukon XL2022 Chevrolet Silverado2022 Chevrolet Suburban2022 Chevrolet Tahoe2022 GMC Sierra2022 GMC Yukon2022 GMC Yukon XL
  Associated Documents

  • DownloadMC-10239167-0001.pdf↗
• June 19, 2023•Document ID: 10237852

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM:ADAS:PARKING ASSIST:SENSORS; ELECTRICAL SYSTEM:ADAS:PARKING ASSIST:SOFTWARE; ELECTRICAL SYSTEM

  Mfr Comm. #:

  N222375791-05

  Date Added:

  June 20, 2023

  Manufacturer:

  CHEVROLET

  Summary

  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.

  Associated Products (21)

  2023 Buick Enclave2023 Cadillac XT42023 Cadillac XT52023 Cadillac XT62023 Chevrolet Blazer2023 Chevrolet Camaro2023 Chevrolet Colorado2023 Chevrolet Silverado2023 GMC Acadia2023 GMC Sierra2022 Buick Enclave2022 Cadillac XT42022 Cadillac XT52022 Cadillac XT62022 Chevrolet Blazer2022 Chevrolet Camaro2022 Chevrolet Colorado2022 Chevrolet Silverado2022 GMC Acadia2022 GMC Canyon+ 1 more
  Associated Documents

  • DownloadMC-10237852-0001.pdf↗
• June 19, 2023•Document ID: 10237851

  Service Bulletin/Repair Instructions
  STEERING

  Mfr Comm. #:

  N222371151-09

  Date Added:

  June 19, 2023

  Manufacturer:

  CADILLAC

  Summary

  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.

  Associated Products (14)

  2022 Buick Enclave2022 Cadillac CT42022 Cadillac CT52022 Cadillac XT52022 Cadillac XT62022 Chevrolet Blazer2022 Chevrolet Silverado2022 Chevrolet Suburban2022 Chevrolet Tahoe2022 Chevrolet Traverse2022 GMC Acadia2022 GMC Sierra2022 GMC Yukon2022 GMC Yukon XL
  Associated Documents

  • DownloadMC-10237851-0001.pdf↗
• June 16, 2023•Document ID: 10239164

  Service Bulletin/Repair Instructions
  POWER TRAIN:AUTOMATIC TRANSMISSION:FLUID/LUBRICANT

  Mfr Comm. #:

  PIP5926A

  Date Added:

  July 17, 2023

  Manufacturer:

  GMC

  Summary

  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.

  Associated Products (10)

  2024 Chevrolet Silverado2024 GMC Sierra2023 Chevrolet Silverado2023 GMC Sierra2022 Chevrolet Silverado2022 GMC Sierra2021 Chevrolet Silverado2021 GMC Sierra2020 Chevrolet Silverado2020 GMC Sierra
  Associated Documents

  • DownloadMC-10239164-0001.pdf↗
• June 16, 2023•Document ID: 10239048

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  22-NA-242

  Date Added:

  July 11, 2023

  Manufacturer:

  CHEVROLET

  Summary

  This warranty administration bulletin provides information for dealers/technicians on System Reset and Connector Reconnect Labor Code Numbers.

  Associated Products (65)

  2024 Buick Enclave2024 Buick Encore GX2024 Buick Envision2024 Buick Envista2024 Cadillac CT42024 Cadillac CT52024 Cadillac Escalade2024 Cadillac Lyriq2024 Cadillac XT42024 Cadillac XT52024 Cadillac XT62024 Chevrolet Blazer2024 Chevrolet Bolt EV2024 Chevrolet Camaro2024 Chevrolet Colorado2024 Chevrolet Equinox2024 Chevrolet Malibu2024 Chevrolet Silverado2024 Chevrolet Suburban2024 Chevrolet Tahoe+ 45 more
  Associated Documents

  • DownloadMC-10239048-0001.pdf↗