GMC Sierra Service Bulletins

10,018 manufacturer communications on file.

• August 16, 2024•Document ID: 11006495

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6036A

  Date Added:

  August 16, 2024

  Manufacturer:

  CHEVROLET

  Summary

  his Preliminary information communicates an issue that when an engine mount is replaced there may be additional parts replaced along with the engine mount and dealership are to reference the parts catalog to determine if additional parts are needed.

  Associated Products (12)

  2022 Chevrolet Silverado2022 GMC Sierra2021 Cadillac Escalade ESV2021 Chevrolet Silverado2021 Chevrolet Suburban2021 Chevrolet Tahoe2021 GMC Sierra2021 GMC Yukon2020 Chevrolet Silverado2020 GMC Sierra2019 Chevrolet Silverado2019 GMC Sierra
  Associated Documents

  • DownloadMC-11006495-0001.pdf↗
• August 16, 2024•Document ID: 11006491

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER; ELECTRICAL SYSTEM

  Mfr Comm. #:

  PIT6155B

  Date Added:

  August 16, 2024

  Manufacturer:

  BUICK

  Summary

  This Preliminary information communicates information for B19B0 SYM49 falsely setting

  Associated Products (7)

  2025 Buick Enclave2024 Buick Envision2024 Cadillac CT52024 Chevrolet Blazer2024 Chevrolet Silverado2024 GMC Acadia2024 GMC Sierra
  Associated Documents

  • DownloadMC-11006491-0001.pdf↗
• August 16, 2024•Document ID: 11006490

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  PIT5985D

  Date Added:

  August 16, 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.

  Associated Products (53)

  2024 BrightDrop Zevo2024 Buick Envision2024 Cadillac CT42024 Cadillac CT52024 Cadillac Escalade2024 Cadillac Lyriq2024 Cadillac XT42024 Chevrolet Blazer2024 Chevrolet Colorado2024 Chevrolet Corvette2024 Chevrolet Equinox2024 Chevrolet Silverado2024 Chevrolet Suburban2024 Chevrolet Traverse2024 GMC Acadia2024 GMC Canyon2024 GMC Hummer EV Pickup2024 GMC Sierra2024 GMC Yukon2023 BrightDrop Zevo+ 33 more
  Associated Documents

  • DownloadMC-11006490-0001.pdf↗
• August 16, 2024•Document ID: 11006484

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  PIP5984B

  Date Added:

  August 16, 2024

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates the part ordering restriction of the 6.2L L87 engine.

  Associated Products (18)

  2024 Cadillac Escalade2024 Chevrolet Silverado2024 Chevrolet Suburban2024 Chevrolet Tahoe2024 GMC Sierra2024 GMC Yukon2023 Cadillac Escalade2023 Chevrolet Silverado2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 GMC Sierra2023 GMC Yukon2022 Cadillac Escalade2022 Chevrolet Silverado2022 Chevrolet Suburban2022 Chevrolet Tahoe2022 GMC Sierra2022 GMC Yukon
  Associated Documents

  • DownloadMC-11006484-0001.pdf↗
• August 16, 2024•Document ID: 11006460

  Service Bulletin/Repair Instructions
  EXTERIOR LIGHTING

  Mfr Comm. #:

  PIT5918B

  Date Added:

  August 16, 2024

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates an issue where GM Accessory Illuminated Emblem may cause an issue with the left headlight/turn signal and dealership are to disable the Accessory Illuminated Emblem until a fix is available.

  Associated Products (5)

  2022 GMC Sierra2022 GMC Yukon2021 GMC Sierra2021 GMC Yukon2020 GMC Sierra
  Associated Documents

  • DownloadMC-11006460-0001.pdf↗
• August 16, 2024•Document ID: 11006447

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  PIP5984A

  Date Added:

  August 16, 2024

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates the part ordering restriction of the 6.2L L87 engine.

  Associated Products (18)

  2024 Cadillac Escalade2024 Chevrolet Silverado2024 Chevrolet Suburban2024 Chevrolet Tahoe2024 GMC Sierra2024 GMC Yukon2023 Cadillac Escalade2023 Chevrolet Silverado2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 GMC Sierra2023 GMC Yukon2022 Cadillac Escalade2022 Chevrolet Silverado2022 Chevrolet Suburban2022 Chevrolet Tahoe2022 GMC Sierra2022 GMC Yukon
  Associated Documents

  • DownloadMC-11006447-0001.pdf↗
• August 16, 2024•Document ID: 11006438

  Service Bulletin/Repair Instructions
  POWER TRAIN; UNKNOWN OR OTHER

  Mfr Comm. #:

  PIP5987

  Date Added:

  August 16, 2024

  Manufacturer:

  GMC

  Summary

  This Preliminary Information communication advises the technician to gather data from the Transmission Control Module for review to aid in root cause diagnostics

  Associated Products (6)

  2024 Chevrolet Colorado2024 Chevrolet Silverado2024 GMC Canyon2024 GMC Sierra2023 Chevrolet Colorado2023 GMC Canyon
  Associated Documents

  • DownloadMC-11006438-0001.pdf↗
• August 15, 2024•Document ID: 11007430

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  18-NA-150

  Date Added:

  September 7, 2024

  Manufacturer:

  CHEVROLET

  Summary

  This service bulletin provides information on 6.6L Duramax Possible Oil Leak Path Information.

  Associated Products (17)

  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 Sierra
  Associated Documents

  • DownloadMC-11007430-0001.pdf↗
• August 15, 2024•Document ID: 11007429

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  17-NA-374

  Date Added:

  September 7, 2024

  Manufacturer:

  CHEVROLET

  Summary

  This informational bulletin advises the technician of how the Soot information has changed from grams to percentage.

  Associated Products (17)

  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 Sierra
  Associated Documents

  • DownloadMC-11007429-0001.pdf↗
• August 15, 2024•Document ID: 11006415

  Service Bulletin/Repair Instructions
  FORWARD COLLISION AVOIDANCE: WARNINGS

  Mfr Comm. #:

  PIT6185

  Date Added:

  August 15, 2024

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates information that Engineering is working on a fix for the AEB forward collision icon lamp illuminated in the cluster with no DTC's present.

  Associated Products (2)

  2024 Chevrolet Silverado2024 GMC Sierra
  Associated Documents

  • DownloadMC-11006415-0001.pdf↗
• August 15, 2024•Document ID: 11006399

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT5811A

  Date Added:

  August 15, 2024

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates an issue with the out of park signal, used by upfitters, being inoperative.  Dealers are to reprogram the BCM with updated cals to enable the upfitter out of park signal.

  Associated Products (6)

  2024 Chevrolet Silverado2024 GMC Sierra2021 Chevrolet Silverado2021 GMC Sierra2020 Chevrolet Silverado2020 GMC Sierra
  Associated Documents

  • DownloadMC-11006399-0001.pdf↗
• August 15, 2024•Document ID: 11007818

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; FUEL/PROPULSION SYSTEM

  Mfr Comm. #:

  24-NA-143

  Date Added:

  September 16, 2024

  Manufacturer:

  GMC

  Summary

  This informational bulletin provides information for dealers/technicians on Software Updates on Ultium Vehicles.

  Associated Products (8)

  2024 Cadillac Lyriq2024 Chevrolet Blazer2024 Chevrolet Silverado2024 GMC Hummer EV Pickup2024 GMC Sierra2023 Cadillac Lyriq2023 GMC Hummer EV Pickup2022 GMC Hummer EV Pickup
  Associated Documents

  • DownloadMC-11007818-0001.pdf↗
• August 15, 2024•Document ID: 11006424

  Service Bulletin/Repair Instructions
  SUSPENSION

  Mfr Comm. #:

  PIT6015B

  Date Added:

  August 15, 2024

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates an issue with how to properly inspect and ensure the air lines for the air suspension system are fully seated.

  Associated Products (22)

  2024 Cadillac Escalade2024 Chevrolet Silverado2024 Chevrolet Suburban2024 Chevrolet Tahoe2024 GMC Sierra2024 GMC Yukon2023 Cadillac Escalade2023 Chevrolet Silverado2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 GMC Sierra2023 GMC Yukon2022 Cadillac Escalade2022 Chevrolet Silverado2022 Chevrolet Suburban2022 Chevrolet Tahoe2022 GMC Sierra2022 GMC Yukon2021 Cadillac Escalade2021 Chevrolet Suburban+ 2 more
  Associated Documents

  • DownloadMC-11006424-0001.pdf↗
• August 15, 2024•Document ID: 11006422

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6118A

  Date Added:

  August 15, 2024

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates a software anomaly that will cause a Forward Collision Unavailable message and a possible orange telltale on the DIC and to update vehicle software to resolve the concern.

  Associated Products (15)

  2024 Chevrolet Corvette2024 Chevrolet Suburban2024 Chevrolet Tahoe2024 GMC Hummer EV Pickup2024 GMC Yukon2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 GMC Hummer EV Pickup2023 GMC Yukon2022 Chevrolet Silverado2022 Chevrolet Suburban2022 Chevrolet Tahoe2022 GMC Hummer EV Pickup2022 GMC Sierra2022 GMC Yukon
  Associated Documents

  • DownloadMC-11006422-0001.pdf↗
• August 15, 2024•Document ID: 11006420

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6107F

  Date Added:

  August 15, 2024

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates that GM is aware of and working on the audio issue.

  Associated Products (10)

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

  • DownloadMC-11006420-0001.pdf↗
• August 15, 2024•Document ID: 11006413

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; UNKNOWN OR OTHER

  Mfr Comm. #:

  PIC6486G

  Date Added:

  August 15, 2024

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates the part ordering restriction of the 6.2L L87 engine.

  Associated Products (45)

  2024 Buick Encore GX2024 Chevrolet Blazer2024 Chevrolet Equinox2024 Chevrolet Malibu2024 Chevrolet Silverado2024 Chevrolet Trailblazer2024 Chevrolet Trax2024 GMC Acadia2024 GMC Sierra2024 GMC Terrain2023 Buick Encore GX2023 Chevrolet Blazer2023 Chevrolet Equinox2023 Chevrolet Malibu2023 Chevrolet Silverado2023 Chevrolet Trailblazer2023 Chevrolet Trax2023 GMC Acadia2023 GMC Sierra2023 GMC Terrain+ 25 more
  Associated Documents

  • DownloadMC-11006413-0001.pdf↗
• August 15, 2024•Document ID: 11006405

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  PIP5984

  Date Added:

  August 15, 2024

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates the part ordering restriction of the 6.2L L87 engine.

  Associated Products (18)

  2024 Cadillac Escalade2024 Chevrolet Silverado2024 Chevrolet Suburban2024 Chevrolet Tahoe2024 GMC Sierra2024 GMC Yukon2023 Cadillac Escalade2023 Chevrolet Silverado2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 GMC Sierra2023 GMC Yukon2022 Cadillac Escalade2022 Chevrolet Silverado2022 Chevrolet Suburban2022 Chevrolet Tahoe2022 GMC Sierra2022 GMC Yukon
  Associated Documents

  • DownloadMC-11006405-0001.pdf↗
• August 14, 2024•Document ID: 11006368

  Service Campaign
  ENGINE

  Mfr Comm. #:

  N232430450

  Date Added:

  August 14, 2024

  Manufacturer:

  GMC

  Summary

  Service Update. On certain vehicles, equipped with a 6.6L diesel engine (RPO L5P), the engine coolant may have become contaminated. Dealers are to inspect the radiator surge tank. If contamination is visible, dealers are to order the required parts and schedule the customer for another appointment to perform the repair.

  Associated Products (2)

  2024 Chevrolet Silverado2024 GMC Sierra
  Associated Documents

  • DownloadMC-11006368-0001.pdf↗
• August 14, 2024•Document ID: 11007725

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; UNKNOWN OR OTHER

  Mfr Comm. #:

  23-NA-183

  Date Added:

  September 12, 2024

  Manufacturer:

  CHEVROLET

  Summary

  This technical bulletin provides repair information to correct a customer concern of Radio Software Version Y171 – Multiple Updates.

  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-11007725-0001.pdf↗
• August 14, 2024•Document ID: 11006357

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT5832P

  Date Added:

  August 14, 2024

  Manufacturer:

  BUICK

  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 (55)

  2024 BrightDrop Zevo2024 Buick Envision2024 Cadillac CT42024 Cadillac CT52024 Cadillac Escalade2024 Cadillac Lyriq2024 Cadillac XT42024 Chevrolet Blazer2024 Chevrolet Colorado2024 Chevrolet Corvette2024 Chevrolet Equinox2024 Chevrolet Silverado2024 Chevrolet Suburban2024 Chevrolet Tahoe2024 Chevrolet Traverse2024 GMC Acadia2024 GMC Canyon2024 GMC Hummer EV Pickup2024 GMC Sierra2024 GMC Yukon+ 35 more
  Associated Documents

  • DownloadMC-11006357-0001.pdf↗