GMC Sierra Service Bulletins

10,018 manufacturer communications on file.

• September 28, 2026•Document ID: 11037797

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6368E

  Date Added:

  October 2, 2026

  Manufacturer:

  GMC

  Summary

  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.

  Associated Products (63)

  2027 Buick Enclave2027 Cadillac Escalade2027 Cadillac Escalade ESV2027 Cadillac Escalade IQ2027 Cadillac Escalade IQL2027 Cadillac Lyriq2027 Cadillac Optiq2027 Cadillac Vistiq2027 Chevrolet Blazer2027 Chevrolet Equinox2027 Chevrolet Silverado2027 Chevrolet Suburban2027 Chevrolet Traverse2027 GMC Acadia2027 GMC Sierra2027 GMC Terrain2027 GMC Yukon2027 GMC Yukon XL2026 Buick Enclave2026 Cadillac Escalade+ 43 more
  Associated Documents

  • DownloadMC-11037797-0001.pdf↗
• September 26, 2026•Document ID: 11037560

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIP6133

  Date Added:

  September 30, 2026

  Manufacturer:

  CHEVROLET

  Summary

  This PI was created to help address the correct repair regarding a low coolant message on the DIC

  Associated Products (13)

  2026 Chevrolet Silverado2025 Chevrolet Silverado2024 Chevrolet Silverado2023 Chevrolet Silverado2022 Chevrolet Silverado2021 Chevrolet Silverado2020 Chevrolet Silverado2019 Chevrolet Silverado2019 GMC Sierra2018 Chevrolet Silverado2018 GMC Sierra2017 Chevrolet Silverado2017 GMC Sierra
  Associated Documents

  • DownloadMC-11037560-0001.pdf↗
• September 26, 2026•Document ID: 11037558

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6553

  Date Added:

  September 30, 2026

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates that Engineering is working on a resolution and no parts should be replaced at this time.

  Associated Products (2)

  2026 Chevrolet Silverado2026 GMC Sierra
  Associated Documents

  • DownloadMC-11037558-0001.pdf↗
• September 26, 2026•Document ID: 11037555

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT5698F

  Date Added:

  September 30, 2026

  Manufacturer:

  CADILLAC

  Summary

  This PI provides Diagnostics tips on how the LIN bus works and how to diagnosis it.

  Associated Products (619)

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  Associated Documents

  • DownloadMC-11037555-0001.pdf↗
• September 23, 2026•Document ID: 11037460

  Service Campaign
  FUEL/PROPULSION SYSTEM

  Mfr Comm. #:

  N262558690-02

  Date Added:

  September 23, 2026

  Manufacturer:

  CADILLAC

  Summary

  General Motors has decided to conduct a Voluntary Emission Recall. Certain vehicles may have a condition which can cause the fuel pump power control module to fail. If this were to occur, fuel flow to the engine could be interrupted. Dealers will replace the fuel pump power control module.

  Associated Products (18)

  2023 Chevrolet Colorado2023 Chevrolet Equinox2023 Chevrolet Silverado2023 GMC Canyon2023 GMC Sierra2023 GMC Terrain2022 Buick Enclave2022 Cadillac Escalade2022 Cadillac Escalade ESV2022 Chevrolet Blazer2022 Chevrolet Camaro2022 Chevrolet Silverado2022 Chevrolet Suburban2022 Chevrolet Tahoe2022 Chevrolet Traverse2022 GMC Sierra2022 GMC Yukon2022 GMC Yukon XL
  Associated Documents

  • DownloadMC-11037460-0001.pdf↗
• September 21, 2026•Document ID: 11037551

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6549

  Date Added:

  September 29, 2026

  Manufacturer:

  CHEVROLET

  Summary

  This preliminary information communicates an issue with a service column lock message and DTC U3000. Engineering is working on the issue and in the meantime dealerships are to reset/clear the DTC and perform four sleep cycles to verify the DTC does not return.

  Associated Products (23)

  2026 Cadillac Escalade2026 Cadillac Escalade ESV2026 Cadillac Escalade IQ2026 Cadillac Escalade IQL2026 Chevrolet Silverado2026 Chevrolet Suburban2026 Chevrolet Tahoe2026 GMC Sierra2026 GMC Yukon2026 GMC Yukon XL2025 Cadillac Escalade2025 Cadillac Escalade ESV2025 Cadillac Escalade IQ2025 Chevrolet Silverado2025 Chevrolet Suburban2025 Chevrolet Tahoe2025 GMC Sierra2025 GMC Yukon2025 GMC Yukon XL2024 Chevrolet Silverado+ 3 more
  Associated Documents

  • DownloadMC-11037551-0001.pdf↗
• September 21, 2026•Document ID: 11037550

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIP5700H

  Date Added:

  September 29, 2026

  Manufacturer:

  CHEVROLET

  Summary

  This PI communicates the proper part numbers for transmission connectors and internal harness to prevent confusion when ordering

  Associated Products (75)

  2023 Cadillac CT42023 Chevrolet Camaro2023 Chevrolet Express2023 Chevrolet Silverado2023 GMC Sierra2022 Cadillac CT42022 Chevrolet Camaro2022 Chevrolet Colorado2022 Chevrolet Silverado2022 GMC Canyon2022 GMC Sierra2021 Cadillac CT42021 Chevrolet Camaro2021 Chevrolet Colorado2021 Chevrolet Express2021 Chevrolet Silverado2021 GMC Canyon2021 GMC Sierra2020 Cadillac CT42020 Chevrolet Camaro+ 55 more
  Associated Documents

  • DownloadMC-11037550-0001.pdf↗
• September 17, 2026•Document ID: 11037330

  Service Campaign
  POWER TRAIN

  Mfr Comm. #:

  N262567720

  Date Added:

  September 17, 2026

  Manufacturer:

  GMC

  Summary

  Certain vehicles may have received transmission mounting bolts that do not meet expected hardness specifications. Loose or failed bolts may result in hard shifting from the transmission and/or noise. Dealers will replace both transmission mounting bolts.

  Associated Products (2)

  2026 Chevrolet Silverado2026 GMC Sierra
  Associated Documents

  • DownloadMC-11037330-0001.pdf↗
• September 16, 2026•Document ID: 11037321

  Service Campaign
  FUEL/PROPULSION SYSTEM

  Mfr Comm. #:

  N262558690

  Date Added:

  September 16, 2026

  Manufacturer:

  GMC

  Summary

  General Motors has decided to conduct a Voluntary Emission Recall. Certain vehicles may have a condition which can cause the fuel pump power control module to fail. If this were to occur, fuel flow to the engine could be interrupted. Dealers will replace the fuel pump power control module.

  Associated Products (17)

  2023 Chevrolet Colorado2023 Chevrolet Equinox2023 Chevrolet Silverado2023 GMC Canyon2023 GMC Sierra2023 GMC Terrain2022 Buick Enclave2022 Cadillac Escalade2022 Cadillac Escalade ESV2022 Chevrolet Camaro2022 Chevrolet Silverado2022 Chevrolet Suburban2022 Chevrolet Tahoe2022 Chevrolet Traverse2022 GMC Sierra2022 GMC Yukon2022 GMC Yukon XL
  Associated Documents

  • DownloadMC-11037321-0001.pdf↗
• September 15, 2026•Document ID: 11037446

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6426C

  Date Added:

  September 22, 2026

  Manufacturer:

  GMC

  Summary

  If a vehicle has an issue with super cruise inoperative tech is directed to follow a diagnostic path before replacing the Image processing module.

  Associated Products (53)

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  Associated Documents

  • DownloadMC-11037446-0001.pdf↗
• September 15, 2026•Document ID: 11037445

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6545A

  Date Added:

  September 22, 2026

  Manufacturer:

  GMC

  Summary

  This PI is created to inform GM dealers that some vehicles may intermittently fail to connect wireless Apple CarPlay or Android Auto after Bluetooth pairing during the first key cycle. The condition is caused by a software anomaly.

  Associated Products (28)

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  Associated Documents

  • DownloadMC-11037445-0001.pdf↗
• September 11, 2026•Document ID: 11037312

  Emissions
  FUEL/PROPULSION SYSTEM

  Mfr Comm. #:

  N242452131-02

  Date Added:

  September 15, 2026

  Manufacturer:

  CHEVROLET

  Summary

  Emission Recall. General Motors has decided to conduct a Voluntary Emission Recall involving certain 2023-2024 model year Chevrolet Colorado / Silverado 1500 and GMC Canyon / Sierra 1500 vehicles equipped with a 2.7L engine (RPO L3B). The Engine Control Module (ECM) may not sufficiently control fuel injector flow rate under certain driving conditions. Dealers are to reprogram the ECM.

  Associated Products (8)

  2024 Chevrolet Colorado2024 Chevrolet Silverado2024 GMC Canyon2024 GMC Sierra2023 Chevrolet Colorado2023 Chevrolet Silverado2023 GMC Canyon2023 GMC Sierra
  Associated Documents

  • DownloadMC-11037312-0001.pdf↗
• September 10, 2026•Document ID: 11037261

  Emissions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  N232428992

  Date Added:

  September 10, 2026

  Manufacturer:

  CHEVROLET

  Summary

  General Motors has decided to conduct a Voluntary Emission Recall involving certain 2024 model year Chevrolet Silverado 1500 and GMC Sierra 1500 vehicles. These vehicles may have a Brake System Control Module (BSCM) that does not correctly set a Diagnostic Trouble Code (DTC) or illuminate the Malfunction Indicator Lamp (Check Engine Light) if certain system faults with the potential to affect the vehicle’s emissions control system were to occur. Dashboard warning messages and warning lights for traction control, stability control, and brake system would remain functional in the event that a fault that could potentially impact drivability is detected. Dealers are to reprogram the BSCM.

  Associated Products (2)

  2024 Chevrolet Silverado2024 GMC Sierra
  Associated Documents

  • DownloadMC-11037261-0001.pdf↗
• September 10, 2026•Document ID: 11037320

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIC6629F

  Date Added:

  September 16, 2026

  Manufacturer:

  BUICK

  Summary

  This PI is to instruct dealer on diagnostic procedures that need to be completed prior to replacing a radio or IPC display

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  Associated Documents

  • DownloadMC-11037320-0001.pdf↗
• September 8, 2026•Document ID: 11037763

  Over The Air
  UNKNOWN OR OTHER

  Mfr Comm. #:

  662.20

  Date Added:

  October 2, 2026

  Manufacturer:

  GMC

  Summary

  • Improvements to accuracy for Diesel Exhaust Fluid level shown in driver display • Improvements to the performance of Super Cruise

  Associated Products (2)

  2023 Chevrolet Silverado2023 GMC Sierra
  Associated Documents

  • DownloadMC-11037763-0001.pdf↗
• September 4, 2026•Document ID: 11037253

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIP4902W

  Date Added:

  September 10, 2026

  Manufacturer:

  CHEVROLET

  Summary

  This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.

  Associated Products (751)

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  Associated Documents

  • DownloadMC-11037253-0001.pdf↗
• September 3, 2026•Document ID: 11037255

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6543

  Date Added:

  September 10, 2026

  Manufacturer:

  CHEVROLET

  Summary

  This preliminary information communicates a diagnostic tip for the tailgate release system and tailgate ajar message.

  Associated Products (10)

  2026 Chevrolet Silverado2026 GMC Sierra2025 Chevrolet Silverado2025 GMC Sierra2024 Chevrolet Silverado2024 GMC Sierra2023 Chevrolet Silverado2023 GMC Sierra2022 Chevrolet Silverado2022 GMC Sierra
  Associated Documents

  • DownloadMC-11037255-0001.pdf↗
• September 3, 2026•Document ID: 11037258

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6545

  Date Added:

  September 10, 2026

  Manufacturer:

  GMC

  Summary

  This PI is created to inform GM dealers that some vehicles may intermittently fail to connect wireless Apple CarPlay or Android Auto after Bluetooth pairing during the first key cycle. The condition is caused by a software anomaly. Do not replace parts. Engineering is investigating the root cause; customers may continue to drive the vehicle. This PI will be updated or replaced by a TSB once a resolution is determined.

  Associated Products (30)

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  Associated Documents

  • DownloadMC-11037258-0001.pdf↗
• September 2, 2026•Document ID: 11036718

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIC6583J

  Date Added:

  September 2, 2026

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates how to move U018B from Current to History.

  Associated Products (8)

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  Associated Documents

  • DownloadMC-11036718-0001.pdf↗
• September 1, 2026•Document ID: 11037762

  Over The Air
  UNKNOWN OR OTHER

  Mfr Comm. #:

  662.10

  Date Added:

  October 2, 2026

  Manufacturer:

  GMC

  Summary

  • Improvements to reliability when extending the running boards on your vehicle • Improves transmission diagnostic software • Reduces unnecessary check engine light activations

  Associated Products (2)

  2023 Chevrolet Silverado2023 GMC Sierra
  Associated Documents

  • DownloadMC-11037762-0001.pdf↗