GMC Sierra Service Bulletins (2020)

1,991 manufacturer communications on file.

• April 16, 2024•Document ID: 10254014

  Service Bulletin/Repair Instructions
  EQUIPMENT; ELECTRICAL SYSTEM

  Mfr Comm. #:

  23-NA-064

  Date Added:

  May 2, 2024

  Manufacturer:

  CADILLAC

  Summary

  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.

  Associated Products (199)

  2025 Chevrolet Silverado2024 Buick Enclave2024 Buick Encore2024 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 Corvette2024 Chevrolet Equinox2024 Chevrolet Express+ 179 more
  Associated Documents

  • DownloadMC-10254014-0001.pdf↗
• April 10, 2024•Document ID: 10253527

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; EQUIPMENT

  Mfr Comm. #:

  20-NA-132

  Date Added:

  April 23, 2024

  Manufacturer:

  CHEVROLET

  Summary

  This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements.

  Associated Products (630)

  2025 Chevrolet Silverado2024 Buick Enclave2024 Buick Encore2024 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 Corvette2024 Chevrolet Equinox2024 Chevrolet Express+ 610 more
  Associated Documents

  • DownloadMC-10253527-0001.pdf↗
• April 8, 2024•Document ID: 10253528

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

  Mfr Comm. #:

  21-NA-155

  Date Added:

  April 23, 2024

  Manufacturer:

  CADILLAC

  Summary

  This informational bulletin advises the technician to check for faults that may be caused by the trailer otherwise found by a possible faulty trailer connector.

  Associated Products (34)

  2024 Cadillac Escalade2024 Chevrolet Silverado2024 Chevrolet Suburban2024 Chevrolet Tahoe2024 GMC Sierra2024 GMC Yukon2023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Chevrolet Silverado2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 GMC Sierra2023 GMC Yukon2023 GMC Yukon XL2022 Cadillac Escalade2022 Cadillac Escalade ESV2022 Chevrolet Silverado2022 Chevrolet Suburban2022 Chevrolet Tahoe2022 GMC Sierra+ 14 more
  Associated Documents

  • DownloadMC-10253528-0001.pdf↗
• April 8, 2024•Document ID: 10253526

  Service Bulletin/Repair Instructions
  EQUIPMENT; WHEELS

  Mfr Comm. #:

  17-NA-052

  Date Added:

  April 23, 2024

  Manufacturer:

  CADILLAC

  Summary

  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.

  Associated Products (579)

  2025 Chevrolet Silverado2024 Buick Enclave2024 Buick Encore2024 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 Corvette2024 Chevrolet Equinox2024 Chevrolet Express+ 559 more
  Associated Documents

  • DownloadMC-10253526-0001.pdf↗
• March 28, 2024•Document ID: 10252789

  Service Bulletin/Repair Instructions
  STRUCTURE:BODY:TAILGATE:HINGE AND ATTACHMENTS; ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL; STRUCTURE

  Mfr Comm. #:

  23-NA-112

  Date Added:

  April 5, 2024

  Manufacturer:

  CHEVROLET

  Summary

  This technical bulletin provides a procedure to correct the condition of Inadvertent/Unwanted Tail Gate Opening.

  Associated Products (8)

  2023 Chevrolet Silverado2023 GMC Sierra2022 Chevrolet Silverado2022 GMC Sierra2021 Chevrolet Silverado2021 GMC Sierra2020 Chevrolet Silverado2020 GMC Sierra
  Associated Documents

  • DownloadMC-10252789-0001.pdf↗
• March 28, 2024•Document ID: 10252735

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  10-08-45-001H

  Date Added:

  April 5, 2024

  Manufacturer:

  CHEVROLET

  Summary

  This bulletin provides information for electrical ground repairs using new General Motors replacement fasteners with conductive finish.

  Associated Products (1065)

  2025 Chevrolet Silverado2024 Buick Enclave2024 Buick Encore2024 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 Corvette2024 Chevrolet Equinox2024 Chevrolet Express+ 1045 more
  Associated Documents

  • DownloadMC-10252735-0001.pdf↗
• March 27, 2024•Document ID: 10252745

  Service Bulletin/Repair Instructions
  STRUCTURE

  Mfr Comm. #:

  19-NA-255

  Date Added:

  April 5, 2024

  Manufacturer:

  CADILLAC

  Summary

  This preliminary informational bulletin provides frame coating repair information to correct a customer concern of wax coating on frame peeling, metal shows corrosion/rusting (U.S. and Canada Only).

  Associated Products (143)

  2024 Cadillac Escalade2024 Chevrolet Express2024 Chevrolet Silverado2024 Chevrolet Suburban2024 Chevrolet Tahoe2024 GMC Savana2024 GMC Sierra2024 GMC Yukon2024 GMC Yukon XL2023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Chevrolet Express2023 Chevrolet Silverado2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 GMC Savana2023 GMC Sierra2023 GMC Yukon2023 GMC Yukon XL2022 Cadillac Escalade+ 123 more
  Associated Documents

  • DownloadMC-10252745-0001.pdf↗
• March 26, 2024•Document ID: 10252774

  Service Bulletin/Repair Instructions
  EQUIPMENT; ELECTRICAL SYSTEM:12V/24V/48V BATTERY; ELECTRICAL SYSTEM; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ELECTRICAL SYSTEM:SOFTWARE

  Mfr Comm. #:

  20-NA-132

  Date Added:

  April 5, 2024

  Manufacturer:

  GMC

  Summary

  This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements.

  Associated Products (631)

  2025 Chevrolet Silverado2024 Buick Enclave2024 Buick Encore2024 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 Corvette2024 Chevrolet Equinox2024 Chevrolet Express+ 611 more
  Associated Documents

  • DownloadMC-10252774-0001.pdf↗
• March 22, 2024•Document ID: 10253106

  Service Bulletin/Repair Instructions
  SERVICE BRAKES

  Mfr Comm. #:

  PIT6137

  Date Added:

  April 15, 2024

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates an issue with clearing DTC: C15DD and how to rest the average release time to clear DTC.

  Associated Products (8)

  2023 Chevrolet Silverado2023 GMC Sierra2022 Chevrolet Silverado2022 GMC Sierra2021 Chevrolet Silverado2021 GMC Sierra2020 Chevrolet Silverado2020 GMC Sierra
  Associated Documents

  • DownloadMC-10253106-0001.pdf↗
• March 21, 2024•Document ID: 10252126

  Service Bulletin/Repair Instructions
  EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

  Mfr Comm. #:

  23-NA-103

  Date Added:

  March 29, 2024

  Manufacturer:

  CADILLAC

  Summary

  This service bulletin provides information on submitting quality Photos of Various Vehicle Concerns to the GM Technical Assistance Center (TAC).

  Associated Products (640)

  2025 Buick Enclave2025 Buick Encore2025 Cadillac CT52025 Chevrolet Equinox2025 Chevrolet Silverado2025 Chevrolet Trailblazer2025 Chevrolet Trax2025 GMC Terrain2024 BrightDrop Zevo2024 Buick Enclave2024 Buick Encore2024 Buick Encore GX2024 Buick Envision2024 Buick Envista2024 Cadillac CT42024 Cadillac CT52024 Cadillac Escalade2024 Cadillac Lyriq2024 Cadillac XT42024 Cadillac XT5+ 620 more
  Associated Documents

  • DownloadMC-10252126-0001.pdf↗
• March 21, 2024•Document ID: 10252125

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  20-NA-166

  Date Added:

  March 29, 2024

  Manufacturer:

  CADILLAC

  Summary

  This service bulletin advises the technician of possible coolant entering the areas of the engine, either through failed parts or defects in the castings, that may be the cause of the concerns related to the MIL or the engine running rough.

  Associated Products (98)

  2024 Cadillac Escalade2024 Chevrolet Camaro2024 Chevrolet Silverado2024 Chevrolet Suburban2024 Chevrolet Tahoe2024 GMC Sierra2024 GMC Yukon2024 GMC Yukon XL2023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Chevrolet Camaro2023 Chevrolet Silverado2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 GMC Sierra2023 GMC Yukon2023 GMC Yukon XL2022 Cadillac Escalade2022 Cadillac Escalade ESV2022 Chevrolet Camaro+ 78 more
  Associated Documents

  • DownloadMC-10252125-0001.pdf↗
• March 21, 2024•Document ID: 10252124

  Service Bulletin/Repair Instructions
  STRUCTURE

  Mfr Comm. #:

  19-NA-255

  Date Added:

  March 29, 2024

  Manufacturer:

  GMC

  Summary

  This preliminary informational bulletin provides frame coating repair information to correct a customer concern of wax coating on frame peeling, metal shows corrosion/rusting (U.S. and Canada Only).

  Associated Products (143)

  2024 Cadillac Escalade2024 Chevrolet Express2024 Chevrolet Silverado2024 Chevrolet Suburban2024 Chevrolet Tahoe2024 GMC Savana2024 GMC Sierra2024 GMC Yukon2024 GMC Yukon XL2023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Chevrolet Express2023 Chevrolet Silverado2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 GMC Savana2023 GMC Sierra2023 GMC Yukon2023 GMC Yukon XL2022 Cadillac Escalade+ 123 more
  Associated Documents

  • DownloadMC-10252124-0001.pdf↗
• March 20, 2024•Document ID: 10252106

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

  Mfr Comm. #:

  17-NA-302

  Date Added:

  March 28, 2024

  Manufacturer:

  CHEVROLET

  Summary

  This informational bulletin provides information on availability for a locking gas cap for trucks are operated in high amount of dirt or dust which can migrate to the filler cap area.

  Associated Products (16)

  2024 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 Sierra
  Associated Documents

  • DownloadMC-10252106-0001.pdf↗
• March 14, 2024•Document ID: 10253085

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM:SOFTWARE

  Mfr Comm. #:

  PIT5954C

  Date Added:

  April 15, 2024

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates a Radio software update resolution for OnStar LED Red And Wifi Hotspot Inoperative After Remote Vehicle Start concern.

  Associated Products (5)

  2020 Cadillac XT52020 Cadillac XT62020 Chevrolet Silverado2020 Chevrolet Traverse2020 GMC Sierra
  Associated Documents

  • DownloadMC-10253085-0001.pdf↗
• March 14, 2024•Document ID: 10251913

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; EQUIPMENT

  Mfr Comm. #:

  24-NA-044

  Date Added:

  March 19, 2024

  Manufacturer:

  BUICK

  Summary

  This technical bulletin provides repair information to correct a customer concern of U170 Radio Software Update.

  Associated Products (10)

  2021 Buick Enclave2021 Chevrolet Traverse2020 Buick Enclave2020 Cadillac XT42020 Cadillac XT52020 Cadillac XT62020 Chevrolet Silverado2020 Chevrolet Traverse2020 GMC Acadia2020 GMC Sierra
  Associated Documents

  • DownloadMC-10251913-0001.pdf↗
• March 13, 2024•Document ID: 10251890

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  16-NA-383

  Date Added:

  March 19, 2024

  Manufacturer:

  CHEVROLET

  Summary

  This technical 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.

  Associated Products (1139)

  2024 Buick Enclave2024 Buick Encore2024 Buick Encore GX2024 Buick Envision2024 Buick Envista2024 Cadillac CT42024 Cadillac CT52024 Cadillac Escalade2024 Cadillac XT42024 Cadillac XT52024 Cadillac XT62024 Chevrolet Blazer2024 Chevrolet Camaro2024 Chevrolet Colorado2024 Chevrolet Corvette2024 Chevrolet Equinox2024 Chevrolet Express2024 Chevrolet Malibu2024 Chevrolet Silverado2024 Chevrolet Suburban+ 1119 more
  Associated Documents

  • DownloadMC-10251890-0001.pdf↗
• March 11, 2024•Document ID: 10251909

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING; POWER TRAIN; ELECTRICAL SYSTEM

  Mfr Comm. #:

  23-NA-170

  Date Added:

  March 19, 2024

  Manufacturer:

  CADILLAC

  Summary

  This bulletin advises the tech to inspect deeper into what may be the main cause of an engine failure.

  Associated Products (59)

  2024 Cadillac CT52024 Cadillac Escalade2024 Chevrolet Camaro2024 Chevrolet Corvette2024 Chevrolet Express2024 Chevrolet Silverado2024 Chevrolet Suburban2024 Chevrolet Tahoe2024 GMC Savana2024 GMC Sierra2024 GMC Yukon2024 GMC Yukon XL2023 Cadillac CT52023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Chevrolet Camaro2023 Chevrolet Corvette2023 Chevrolet Express2023 Chevrolet Silverado2023 Chevrolet Suburban+ 39 more
  Associated Documents

  • DownloadMC-10251909-0001.pdf↗
• March 11, 2024•Document ID: 10251888

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  07-00-89-037S

  Date Added:

  March 19, 2024

  Manufacturer:

  CADILLAC

  Summary

  This warranty administration bulletin provides policy information for GM courtesy transportation and roadside assistance programs.

  Associated Products (842)

  2024 Buick Enclave2024 Buick Encore2024 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 Corvette2024 Chevrolet Equinox2024 Chevrolet Express2024 Chevrolet Malibu+ 822 more
  Associated Documents

  • DownloadMC-10251888-0001.pdf↗
• March 10, 2024•Document ID: 10251889

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  11-00-89-005X

  Date Added:

  March 19, 2024

  Manufacturer:

  CADILLAC

  Summary

  This Warranty Administration bulletin provides information on Dealer Empowerment for Goodwill, Customer Enthusiasm and Policy (U.S. Only).

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  2024 Buick Enclave2024 Buick Encore2024 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 Corvette2024 Chevrolet Equinox2024 Chevrolet Express2024 Chevrolet Malibu+ 522 more
  Associated Documents

  • DownloadMC-10251889-0001.pdf↗
• March 7, 2024•Document ID: 10253068

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  PIT5689G

  Date Added:

  April 15, 2024

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates that some customers may comment that after an auto-stop event the engine does not restart and to inspect the engine ground strap. Temporarily on hold while PIE0572 is active.  PIE0572 has now ended and reinstating the PI.

  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-10253068-0001.pdf↗