Buick Enclave Service Bulletins (2025)

419 manufacturer communications on file.

• February 11, 2026•Document ID: 11028853

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIP6102

  Date Added:

  February 18, 2026

  Manufacturer:

  BUICK

  Summary

  This Preliminary information communicates an issue with 8T65 / LK0 with an Engine stall after remote start or warm up in cold Ambient temperature

  Associated Products (9)

  2026 Buick Enclave2026 Chevrolet Traverse2026 GMC Acadia2025 Buick Enclave2025 Chevrolet Traverse2025 GMC Acadia2024 Buick Enclave2024 Chevrolet Traverse2024 GMC Acadia
  Associated Documents

  • DownloadMC-11028853-0001.pdf↗
• February 7, 2026•Document ID: 11028704

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIP6101

  Date Added:

  February 11, 2026

  Manufacturer:

  GMC

  Summary

  The document makes technicians aware of a valvetrain tick noise that is created by one or more soft lifters. The soft lifter concern is due to manufacturing debris within the lifter when it was manufactured. The document instructs the technician to replace the soft lifter(s) and the rocker arm it operates.

  Associated Products (10)

  2026 Buick Enclave2026 Chevrolet Colorado2026 Chevrolet Traverse2026 GMC Acadia2026 GMC Canyon2025 Buick Enclave2025 Chevrolet Colorado2025 Chevrolet Traverse2025 GMC Acadia2025 GMC Canyon
  Associated Documents

  • DownloadMC-11028704-0001.pdf↗
• February 5, 2026•Document ID: 11028699

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6482

  Date Added:

  February 11, 2026

  Manufacturer:

  CHEVROLET

  Summary

  This preliminary information is to communicate to technicians that a sequence in programming has changed for these vehicles with this RPO. Failure to follow this sequence will result in a reversed, reverse camera image and cannot be corrected once programmed.

  Associated Products (13)

  2026 Buick Enclave2026 Chevrolet Equinox2026 Chevrolet Traverse2026 GMC Acadia2026 GMC Terrain2025 Buick Enclave2025 Chevrolet Equinox2025 Chevrolet Traverse2025 GMC Acadia2025 GMC Terrain2024 Chevrolet Equinox2024 Chevrolet Traverse2024 GMC Acadia
  Associated Documents

  • DownloadMC-11028699-0001.pdf↗
• February 3, 2026•Document ID: 11028697

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6456C

  Date Added:

  February 10, 2026

  Manufacturer:

  CHEVROLET

  Summary

  This preliminary information communicates an issue with the key fob buttons inoperative and how to resync the fobs back to the vehicle.

  Associated Products (42)

  2026 Buick Enclave2026 Cadillac Escalade2026 Cadillac Escalade ESV2026 Cadillac Lyriq2026 Cadillac Optiq2026 Cadillac Vistiq2026 Chevrolet Equinox2026 Chevrolet Tahoe2026 Chevrolet Traverse2026 GMC Acadia2026 GMC Terrain2026 GMC Yukon2026 GMC Yukon XL2025 Buick Enclave2025 Cadillac Escalade2025 Cadillac Escalade ESV2025 Cadillac Lyriq2025 Cadillac Optiq2025 Chevrolet Corvette2025 Chevrolet Equinox+ 22 more
  Associated Documents

  • DownloadMC-11028697-0001.pdf↗
• January 30, 2026•Document ID: 11028085

  Over The Air
  UNKNOWN OR OTHER

  Mfr Comm. #:

  654.50

  Date Added:

  February 3, 2026

  Manufacturer:

  GMC

  Summary

  • Improvements to the infotainment system from Android update. This Android update removes Alexa Built-in (if supported). Google Assistant will remain available. • Fixes to improve responsiveness for the center display, driver display, and camera. • Fixes for Apple CarPlay functionality and connectivity (if supported). • Fixes to help ensure proper functionality for Bluetooth. • Improvements to audio system performance.

  Associated Products (3)

  2025 Buick Enclave2025 Chevrolet Traverse2025 GMC Acadia
  Associated Documents

  • DownloadMC-11028085-0001.pdf↗
• January 30, 2026•Document ID: 11028084

  Over The Air
  UNKNOWN OR OTHER

  Mfr Comm. #:

  654.30

  Date Added:

  February 3, 2026

  Manufacturer:

  CHEVROLET

  Summary

  • Improvements to the performance of Automatic Emergency Braking and Adaptive Cruise Control braking. • Fixes to help ensure proper functionality of Forward Collision Alert and availability of driver assistance features. • This update contains a required software change to help improve the overall software update and diagnostics process.

  Associated Products (3)

  2025 Buick Enclave2025 Chevrolet Traverse2025 GMC Acadia
  Associated Documents

  • DownloadMC-11028084-0001.pdf↗
• January 30, 2026•Document ID: 11028056

  Over The Air
  UNKNOWN OR OTHER

  Mfr Comm. #:

  654.20

  Date Added:

  February 3, 2026

  Manufacturer:

  CHEVROLET

  Summary

  • Fixes to keep selected settings for Super Cruise. • Fixes to driver assistance features, Adaptive Cruise Control, and rearview camera. • Increases Super Cruise availability. • Improvements to the performance of Brake Assist. • Fixes to help ensure proper Super Cruise lane change functionality.

  Associated Products (3)

  2025 Buick Enclave2025 Chevrolet Traverse2025 GMC Acadia
  Associated Documents

  • DownloadMC-11028056-0001.pdf↗
• January 29, 2026•Document ID: 11027945

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6479

  Date Added:

  February 1, 2026

  Manufacturer:

  CHEVROLET

  Summary

  A vehicle may have a service all wheel drive message. Tech is directed to clear code and advise customer that engineering is investigating.

  Associated Products (8)

  2026 Buick Enclave2026 Chevrolet Traverse2026 GMC Acadia2025 Buick Enclave2025 Chevrolet Traverse2025 GMC Acadia2024 Chevrolet Traverse2024 GMC Acadia
  Associated Documents

  • DownloadMC-11027945-0001.pdf↗
• January 29, 2026•Document ID: 11027925

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6456B

  Date Added:

  February 1, 2026

  Manufacturer:

  CADILLAC

  Summary

  This preliminary information communicates an issue with the key fob buttons inoperative and how to resync the fobs back to the vehicle.

  Associated Products (40)

  2026 Buick Enclave2026 Cadillac Escalade2026 Cadillac Escalade ESV2026 Cadillac Lyriq2026 Cadillac Optiq2026 Cadillac Vistiq2026 Chevrolet Equinox2026 Chevrolet Tahoe2026 Chevrolet Traverse2026 GMC Acadia2026 GMC Yukon2026 GMC Yukon XL2025 Buick Enclave2025 Cadillac Escalade2025 Cadillac Escalade ESV2025 Cadillac Lyriq2025 Cadillac Optiq2025 Chevrolet Corvette2025 Chevrolet Equinox2025 Chevrolet Tahoe+ 20 more
  Associated Documents

  • DownloadMC-11027925-0001.pdf↗
• January 27, 2026•Document ID: 11027932

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT5985K

  Date Added:

  February 1, 2026

  Manufacturer:

  CADILLAC

  Summary

  This PI provides diagnostics tips to dealership techs when trying to diagnose a CAN Bus communication issue after an event like a lightning strike, battery jump started backwards, failure over the air update, etc.

  Associated Products (85)

  2026 Buick Enclave2026 Buick Envision2026 Cadillac CT42026 Cadillac CT52026 Cadillac Escalade2026 Cadillac Escalade ESV2026 Cadillac Escalade IQ2026 Cadillac Escalade IQL2026 Chevrolet Colorado2026 Chevrolet Equinox2026 Chevrolet Tahoe2026 Chevrolet Traverse2026 GMC Acadia2026 GMC Canyon2026 GMC Hummer EV Pickup2026 GMC Hummer EV SUV2026 GMC Yukon2026 GMC Yukon XL2025 Buick Enclave2025 Buick Envision+ 65 more
  Associated Documents

  • DownloadMC-11027932-0001.pdf↗
• January 20, 2026•Document ID: 11027877

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6456A

  Date Added:

  January 30, 2026

  Manufacturer:

  CHEVROLET

  Summary

  This preliminary information communicates an issue with the key fob buttons inoperative and how to resync the fobs back to the vehicle.

  Associated Products (37)

  2026 Buick Enclave2026 Cadillac Escalade2026 Cadillac Escalade ESV2026 Cadillac Lyriq2026 Cadillac Optiq2026 Cadillac Vistiq2026 Chevrolet Equinox2026 Chevrolet Tahoe2026 Chevrolet Traverse2026 GMC Yukon2026 GMC Yukon XL2025 Buick Enclave2025 Cadillac Escalade2025 Cadillac Escalade ESV2025 Cadillac Lyriq2025 Cadillac Optiq2025 Chevrolet Corvette2025 Chevrolet Equinox2025 Chevrolet Tahoe2025 Chevrolet Traverse+ 17 more
  Associated Documents

  • DownloadMC-11027877-0001.pdf↗
• January 16, 2026•Document ID: 11027697

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6425C

  Date Added:

  January 19, 2026

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates to the field on how to diagnosis a GPS issue with the Telematic module with no DTC's

  Associated Products (210)

  2026 Buick Enclave2026 Buick Encore2026 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 Colorado+ 190 more
  Associated Documents

  • DownloadMC-11027697-0001.pdf↗
• January 15, 2026•Document ID: 11027702

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6471

  Date Added:

  January 19, 2026

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary Information is to inform technicians to not replace any parts at this time and to use the work around provided. When a fix is available, this PI will be updated to a bulletin.

  Associated Products (32)

  2026 Buick Enclave2026 Buick Envision2026 Cadillac Escalade ESV2026 Chevrolet Colorado2026 Chevrolet Equinox2026 Chevrolet Tahoe2026 Chevrolet Traverse2026 GMC Acadia2026 GMC Canyon2026 GMC Terrain2026 GMC Yukon2026 GMC Yukon XL2025 Buick Enclave2025 Buick Envision2025 Cadillac Escalade2025 Cadillac Escalade ESV2025 Chevrolet Colorado2025 Chevrolet Equinox2025 Chevrolet Tahoe2025 Chevrolet Traverse+ 12 more
  Associated Documents

  • DownloadMC-11027702-0001.pdf↗
• January 15, 2026•Document ID: 11027691

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6471

  Date Added:

  January 19, 2026

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary Information is to inform technicians to not replace any parts at this time and to use the work around provided. When a fix is available, this PI will be updated to a bulletin.

  Associated Products (32)

  2026 Buick Enclave2026 Buick Envision2026 Cadillac Escalade2026 Cadillac Escalade ESV2026 Chevrolet Colorado2026 Chevrolet Equinox2026 Chevrolet Tahoe2026 Chevrolet Traverse2026 GMC Acadia2026 GMC Canyon2026 GMC Terrain2026 GMC Yukon2026 GMC Yukon XL2025 Buick Enclave2025 Buick Envision2025 Cadillac Escalade2025 Cadillac Escalade ESV2025 Chevrolet Colorado2025 Chevrolet Equinox2025 Chevrolet Tahoe+ 12 more
  Associated Documents

  • DownloadMC-11027691-0001.pdf↗
• January 14, 2026•Document ID: 11027701

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIP6098

  Date Added:

  January 19, 2026

  Manufacturer:

  CHEVROLET

  Summary

  This PI advised dealer technicians of possible causes of diesel fuel contamination in gasoline powered vehicles and advises of warranty direction.

  Associated Products (210)

  2026 Buick Enclave2026 Buick Encore2026 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 Colorado+ 190 more
  Associated Documents

  • DownloadMC-11027701-0001.pdf↗
• January 12, 2026•Document ID: 11027686

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6457B

  Date Added:

  January 19, 2026

  Manufacturer:

  CHEVROLET

  Summary

  This preliminary information is for technicians that may see DTCs that are history and should not perform any part replacements. They should follow the notes mentioned prior to anything being replaced.

  Associated Products (136)

  2026 Buick Enclave2026 Buick Encore2026 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 Colorado+ 116 more
  Associated Documents

  • DownloadMC-11027686-0001.pdf↗
• January 8, 2026•Document ID: 11027601

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIP4902U

  Date Added:

  January 13, 2026

  Manufacturer:

  GMC

  Summary

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

  Associated Products (210)

  2026 Buick Enclave2026 Buick Encore2026 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 Colorado+ 190 more
  Associated Documents

  • DownloadMC-11027601-0001.pdf↗
• December 31, 2025•Document ID: 11026923

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIC6540F

  Date Added:

  January 4, 2026

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates to dealers a procedure to reset the radio.

  Associated Products (136)

  2026 Buick Enclave2026 Buick Encore2026 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 Colorado+ 116 more
  Associated Documents

  • DownloadMC-11026923-0001.pdf↗
• December 23, 2025•Document ID: 11026861

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6393H

  Date Added:

  December 29, 2025

  Manufacturer:

  GMC

  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 (34)

  2026 Buick Enclave2026 Cadillac Vistiq2026 Chevrolet Equinox2026 Chevrolet Traverse2026 GMC Acadia2026 GMC Hummer EV Pickup2026 GMC Hummer EV SUV2026 GMC Terrain2025 Buick Enclave2025 Buick Envision2025 Cadillac CT52025 Cadillac Escalade2025 Cadillac Escalade ESV2025 Cadillac Escalade IQ2025 Cadillac Lyriq2025 Cadillac Optiq2025 Cadillac XT42025 Chevrolet Colorado2025 Chevrolet Equinox2025 Chevrolet Tahoe+ 14 more
  Associated Documents

  • DownloadMC-11026861-0001.pdf↗
• December 12, 2025•Document ID: 11026600

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6457A

  Date Added:

  December 15, 2025

  Manufacturer:

  GMC

  Summary

  This preliminary information is for technicians that may see DTCs that are history and should not perform any part replacements. They should follow the notes mentioned prior to anything being replaced.

  Associated Products (136)

  2026 Buick Enclave2026 Buick Encore2026 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 Colorado+ 116 more
  Associated Documents

  • DownloadMC-11026600-0001.pdf↗