Chevrolet Silverado Service Bulletins

10,441 manufacturer communications on file.

• July 18, 2025•Document ID: 11020876

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT5910B

  Date Added:

  July 24, 2025

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates an issue with the dome light off switch not working after the BCM goes asleep. Advise dealership it is working as designed.

  Associated Products (6)

  2022 Chevrolet Silverado2022 Chevrolet Suburban2022 Chevrolet Tahoe2022 GMC Sierra2022 GMC Yukon2022 GMC Yukon XL
  Associated Documents

  • DownloadMC-11020876-0001.pdf↗
• July 18, 2025•Document ID: 11020816

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIP5601C

  Date Added:

  July 23, 2025

  Manufacturer:

  CHEVROLET

  Summary

  This PI communicates the requirement to provide a pico file to receive diagnostic assistance from TAC.

  Associated Products (726)

  2025 Buick Enclave2025 Buick Encore2025 Buick Encore GX2025 Buick Envision2025 Buick Envista2025 Cadillac Celestiq2025 Cadillac CT42025 Cadillac CT52025 Cadillac Escalade2025 Cadillac Escalade ESV2025 Cadillac Escalade IQ2025 Cadillac Lyriq2025 Cadillac Optiq2025 Cadillac XT42025 Cadillac XT52025 Cadillac XT62025 Chevrolet Blazer2025 Chevrolet BrightDrop2025 Chevrolet Colorado2025 Chevrolet Corvette+ 706 more
  Associated Documents

  • DownloadMC-11020816-0001.pdf↗
• July 18, 2025•Document ID: 11020809

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIP5601B

  Date Added:

  July 23, 2025

  Manufacturer:

  CHEVROLET

  Summary

  This PI communicates the requirement to provide a pico file to receive diagnostic assistance from TAC.

  Associated Products (275)

  2026 Buick Enclave2026 Buick Encore GX2026 Buick Envision2026 Buick Envista2026 Cadillac Celestiq2026 Cadillac CT42026 Cadillac CT52026 Cadillac Escalade2026 Cadillac Escalade ESV2026 Cadillac Escalade IQ2026 Cadillac Escalade IQL2026 Cadillac Lyriq2026 Cadillac Optiq2026 Cadillac Vistiq2026 Cadillac XT42026 Cadillac XT52026 Cadillac XT62026 Chevrolet Blazer2026 Chevrolet BrightDrop2026 Chevrolet Colorado+ 255 more
  Associated Documents

  • DownloadMC-11020809-0001.pdf↗
• July 17, 2025•Document ID: 11020720

  Service Campaign
  STEERING

  Mfr Comm. #:

  N252512260

  Date Added:

  July 17, 2025

  Manufacturer:

  CHEVROLET

  Summary

  Certain vehicles listed above may have a condition in which the fastener for the intermediate steering shaft to steering gear assembly may have suspect torque results. Dealers will replace and torque fastener.

  Associated Products (4)

  2026 Chevrolet Silverado2025 Chevrolet Silverado2025 GMC Sierra2024 Chevrolet Silverado
  Associated Documents

  • DownloadMC-11020720-0001.pdf↗
• July 17, 2025•Document ID: 11020808

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIP5774B

  Date Added:

  July 23, 2025

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates A vehicle may have a concern of any of the following DTC's set P3189 P318A P318B P318C P318D P318E P318F P3190. Informs dealer to perform a crankshaft variation relearn, Also notes that SI may not isolate.

  Associated Products (42)

  2025 Cadillac Escalade2025 Cadillac Escalade ESV2025 Chevrolet Silverado2025 Chevrolet Suburban2025 Chevrolet Tahoe2025 GMC Sierra2025 GMC Yukon2025 GMC Yukon XL2024 Cadillac Escalade2024 Cadillac Escalade ESV2024 Chevrolet Silverado2024 Chevrolet Suburban2024 Chevrolet Tahoe2024 GMC Sierra2024 GMC Yukon2024 GMC Yukon XL2023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Chevrolet Silverado2023 Chevrolet Suburban+ 22 more
  Associated Documents

  • DownloadMC-11020808-0001.pdf↗
• July 16, 2025•Document ID: 11020716

  Service Campaign
  ENGINE

  Mfr Comm. #:

  N252502891

  Date Added:

  July 16, 2025

  Manufacturer:

  CADILLAC

  Summary

  Customer Satisfaction Program. Certain vehicles listed above may have a condition in which the internal differential nut was cross threaded or missing during assembly. Dealers will review the vehicles service history in IVH, and if necessary, replace the rear electric drive transmission module.

  Associated Products (8)

  2025 Cadillac Escalade IQ2025 Cadillac Lyriq2025 Chevrolet BrightDrop2025 GMC Sierra2024 BrightDrop Zevo2024 Cadillac Lyriq2024 Chevrolet Blazer2024 Chevrolet Silverado
  Associated Documents

  • DownloadMC-11020716-0001.pdf↗
• July 16, 2025•Document ID: 11020880

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6274C

  Date Added:

  July 24, 2025

  Manufacturer:

  CHEVROLET

  Summary

  This preliminary information PI states to not replace anything at the dealership for this concern and engineering is investigating.

  Associated Products (21)

  2026 Buick Enclave2026 Chevrolet Blazer2026 Chevrolet Equinox2026 Chevrolet Silverado2026 Chevrolet Traverse2026 GMC Acadia2026 GMC Sierra2026 GMC Terrain2025 Buick Enclave2025 Cadillac Lyriq2025 Chevrolet Blazer2025 Chevrolet Equinox2025 Chevrolet Silverado2025 Chevrolet Suburban2025 Chevrolet Tahoe2025 Chevrolet Traverse2025 GMC Acadia2025 GMC Sierra2025 GMC Terrain2025 GMC Yukon+ 1 more
  Associated Documents

  • DownloadMC-11020880-0001.pdf↗
• July 16, 2025•Document ID: 11020879

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6274C

  Date Added:

  July 24, 2025

  Manufacturer:

  CHEVROLET

  Summary

  This preliminary information PI states to not replace anything at the dealership for this concern and engineering is investigating.

  Associated Products (21)

  2026 Buick Enclave2026 Chevrolet Blazer2026 Chevrolet Equinox2026 Chevrolet Silverado2026 Chevrolet Traverse2026 GMC Acadia2026 GMC Sierra2026 GMC Terrain2025 Buick Enclave2025 Cadillac Lyriq2025 Chevrolet Blazer2025 Chevrolet Equinox2025 Chevrolet Silverado2025 Chevrolet Suburban2025 Chevrolet Tahoe2025 Chevrolet Traverse2025 GMC Acadia2025 GMC Sierra2025 GMC Terrain2025 GMC Yukon+ 1 more
  Associated Documents

  • DownloadMC-11020879-0001.pdf↗
• July 16, 2025•Document ID: 11020811

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT5074S

  Date Added:

  July 23, 2025

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary Information communication provides information to the technician about the use of J-35616-64B and Mini 50 terminal test probe, replacement terminals, and terminated leads.

  Associated Products (75)

  2026 Buick Enclave2026 Buick Encore GX2026 Buick Envision2026 Buick Envista2026 Cadillac Celestiq2026 Cadillac CT42026 Cadillac CT52026 Cadillac Escalade2026 Cadillac Escalade ESV2026 Cadillac Escalade IQ2026 Cadillac Escalade IQL2026 Cadillac Lyriq2026 Cadillac Optiq2026 Cadillac Vistiq2026 Cadillac XT42026 Cadillac XT52026 Cadillac XT62026 Chevrolet Blazer2026 Chevrolet BrightDrop2026 Chevrolet Colorado+ 55 more
  Associated Documents

  • DownloadMC-11020811-0001.pdf↗
• July 8, 2025•Document ID: 11021057

  Over The Air
  UNKNOWN OR OTHER

  Mfr Comm. #:

  N25-250307

  Date Added:

  July 31, 2025

  Manufacturer:

  CHEVROLET

  Summary

  • Updates to reduce erroneous engine alerts. • Improvements to accuracy of alerts. 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 (1)

  2025 Chevrolet Silverado
  Associated Documents

  • DownloadMC-11021057-0001.pdf↗
• July 8, 2025•Document ID: 11020685

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6031A

  Date Added:

  July 14, 2025

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates an issue where an aftermarket autostop device or rear taillights is causing a dead battery.

  Associated Products (8)

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

  • DownloadMC-11020685-0001.pdf↗
• July 8, 2025•Document ID: 11020688

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6406A

  Date Added:

  July 14, 2025

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary Information communicates direction for different audio issues with RPO UQA, UQF, UQS, or NKD

  Associated Products (22)

  2025 Chevrolet Silverado2025 GMC Sierra2024 Chevrolet Silverado2024 Chevrolet Suburban2024 Chevrolet Tahoe2024 GMC Sierra2024 GMC Yukon2024 GMC Yukon XL2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 GMC Sierra2023 GMC Yukon2023 GMC Yukon XL2022 Chevrolet Suburban2022 Chevrolet Tahoe2022 GMC Sierra2022 GMC Yukon2022 GMC Yukon XL2005 Chevrolet Silverado2004 Chevrolet Silverado+ 2 more
  Associated Documents

  • DownloadMC-11020688-0001.pdf↗
• July 7, 2025•Document ID: 11020885

  Over The Air
  UNKNOWN OR OTHER

  Mfr Comm. #:

  N25-250403

  Date Added:

  July 24, 2025

  Manufacturer:

  CHEVROLET

  Summary

  • Improves Check Engine Light accuracy. • Improves behavior of aero shutter system in freezing temperatures. 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)

  2025 Chevrolet Silverado2025 GMC Sierra
  Associated Documents

  • DownloadMC-11020885-0001.pdf↗
• July 3, 2025•Document ID: 11020679

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT5691E

  Date Added:

  July 14, 2025

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates the need to Reference the latest version of GM Upfitter Integration Bulletin 149 for deleting the front or rear fuel tank of a chassis cab truck with RPO NSQ dual fuel tanks.

  Associated Products (8)

  2025 Chevrolet Silverado2024 Chevrolet Silverado2023 Chevrolet Silverado2022 Chevrolet 5500HD2022 Chevrolet Silverado2021 Chevrolet Silverado2020 Chevrolet Silverado2019 Chevrolet Silverado
  Associated Documents

  • DownloadMC-11020679-0001.pdf↗
• July 3, 2025•Document ID: 11020678

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT5691E

  Date Added:

  July 14, 2025

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates the need to Reference the latest version of GM Upfitter Integration Bulletin 149 for deleting the front or rear fuel tank of a chassis cab truck with RPO NSQ dual fuel tanks.

  Associated Products (8)

  2025 Chevrolet Silverado2024 Chevrolet Silverado2023 Chevrolet Silverado2022 Chevrolet 5500HD2022 Chevrolet Silverado2021 Chevrolet Silverado2020 Chevrolet Silverado2019 Chevrolet Silverado
  Associated Documents

  • DownloadMC-11020678-0001.pdf↗
• July 2, 2025•Document ID: 11020680

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6393A

  Date Added:

  July 14, 2025

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary Information is to inform customers to follow diagnostics if resetting, disconnecting the module did not correct it. It also informs them to follow the bulletins as necessary to USB update the modules.

  Associated Products (37)

  2026 Cadillac Vistiq2026 Chevrolet BrightDrop2026 Chevrolet Equinox2026 GMC Terrain2025 Buick Enclave2025 Buick Envision2025 Cadillac CT52025 Cadillac Escalade2025 Cadillac Escalade ESV2025 Cadillac Escalade IQ2025 Cadillac Lyriq2025 Cadillac Optiq2025 Cadillac XT42025 Chevrolet Blazer2025 Chevrolet Colorado2025 Chevrolet Equinox2025 Chevrolet Silverado2025 Chevrolet Suburban2025 Chevrolet Tahoe2025 Chevrolet Traverse+ 17 more
  Associated Documents

  • DownloadMC-11020680-0001.pdf↗
• June 30, 2025•Document ID: 11019992

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6406

  Date Added:

  July 1, 2025

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary Information communicates direction for different audio issues with RPO UQA, UQF, UQS, or NKD

  Associated Products (20)

  2025 Chevrolet Silverado2025 GMC Sierra2024 Chevrolet Silverado2024 Chevrolet Suburban2024 Chevrolet Tahoe2024 GMC Sierra2024 GMC Yukon2024 GMC Yukon XL2023 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-11019992-0001.pdf↗
• June 30, 2025•Document ID: 11019985

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIC6602E

  Date Added:

  July 1, 2025

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates to dealers steps to follow to obtain an IOK radio.

  Associated Products (27)

  2025 Chevrolet Corvette2025 Chevrolet Silverado2025 GMC Hummer EV Pickup2025 GMC Sierra2024 Chevrolet Corvette2024 Chevrolet Silverado2024 Chevrolet Suburban2024 Chevrolet Tahoe2024 GMC Hummer EV Pickup2024 GMC Sierra2024 GMC Yukon2024 GMC Yukon XL2023 BrightDrop Zevo2023 Chevrolet Silverado2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 GMC Hummer EV Pickup2023 GMC Sierra2023 GMC Yukon2023 GMC Yukon XL+ 7 more
  Associated Documents

  • DownloadMC-11019985-0001.pdf↗
• June 30, 2025•Document ID: 11019983

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6404

  Date Added:

  July 1, 2025

  Manufacturer:

  BUICK

  Summary

  This Preliminary Information communicates the DTC's setting in the SDGM are false, steps to resolve and not to replace the module.

  Associated Products (41)

  2026 Cadillac Vistiq2026 Chevrolet Equinox2026 Chevrolet Silverado2026 GMC Sierra2026 GMC Terrain2025 Buick Envision2025 Cadillac Celestiq2025 Cadillac Escalade2025 Cadillac Escalade ESV2025 Cadillac Escalade IQ2025 Cadillac Lyriq2025 Cadillac Optiq2025 Cadillac XT42025 Cadillac XT52025 Chevrolet Blazer2025 Chevrolet BrightDrop2025 Chevrolet Colorado2025 Chevrolet Equinox2025 Chevrolet Silverado2025 Chevrolet Suburban+ 21 more
  Associated Documents

  • DownloadMC-11019983-0001.pdf↗
• June 29, 2025•Document ID: 11019820

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6101S

  Date Added:

  June 29, 2025

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates Engineering is investigating a no audio issue.

  Associated Products (37)

  2026 GMC Yukon XL2025 Cadillac Escalade2025 Cadillac Escalade ESV2025 Chevrolet Express2025 Chevrolet Silverado2025 Chevrolet Suburban2025 Chevrolet Tahoe2025 GMC Savana2025 GMC Sierra2025 GMC Yukon2024 Buick Enclave2024 Cadillac Escalade2024 Cadillac Escalade ESV2024 Chevrolet Blazer2024 Chevrolet Express2024 Chevrolet Silverado2024 Chevrolet Suburban2024 Chevrolet Tahoe2024 Chevrolet Traverse2024 GMC Savana+ 17 more
  Associated Documents

  • DownloadMC-11019820-0001.pdf↗