Cadillac XT4 Service Bulletins

1,043 manufacturer communications on file.

• August 13, 2024•Document ID: 11006269

  Service Bulletin/Repair Instructions
  SUSPENSION

  Mfr Comm. #:

  PIT5986B

  Date Added:

  August 13, 2024

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates a diagnostic tip for a thump, click, pop, clunk type noise that is heard from the front end.   Dealers are to inspect for something contacting the grill shutters as they open and close.

  Associated Products (13)

  2024 Cadillac Escalade2024 Cadillac XT42024 Chevrolet Tahoe2024 GMC Yukon2023 Cadillac Escalade2023 Chevrolet Tahoe2023 GMC Yukon2022 Cadillac Escalade2022 Chevrolet Tahoe2022 GMC Yukon2021 Cadillac Escalade2021 Chevrolet Tahoe2021 GMC Yukon
  Associated Documents

  • DownloadMC-11006269-0001.pdf↗
• August 13, 2024•Document ID: 11006263

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  PIP5974A

  Date Added:

  August 13, 2024

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates possible transmission 1-2-3-4-5-6 snap rings out of round causing code p0746 or p0747.

  Associated Products (9)

  2024 Buick Enclave2024 Buick Encore GX2024 Cadillac XT42024 Cadillac XT52024 Cadillac XT62024 Chevrolet Blazer2024 Chevrolet Trailblazer2024 Chevrolet Traverse2024 GMC Terrain
  Associated Documents

  • DownloadMC-11006263-0001.pdf↗
• August 12, 2024•Document ID: 11007718

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  19-NA-237

  Date Added:

  September 11, 2024

  Manufacturer:

  GMC

  Summary

  This service bulletin explains how to identify possible DEF system contamination.

  Associated Products (31)

  2024 Cadillac Escalade2024 Chevrolet Suburban2024 Chevrolet Tahoe2024 GMC Yukon2024 GMC Yukon XL2023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Cadillac XT42023 Chevrolet Tahoe2023 GMC Yukon2023 GMC Yukon XL2022 Cadillac Escalade2022 Cadillac Escalade ESV2022 Cadillac XT42022 Chevrolet Colorado2022 Chevrolet Express2022 Chevrolet Suburban2022 Chevrolet Tahoe2022 GMC Savana2022 GMC Yukon+ 11 more
  Associated Documents

  • DownloadMC-11007718-0001.pdf↗
• August 10, 2024•Document ID: 11006875

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

  Mfr Comm. #:

  24-NA-139

  Date Added:

  September 4, 2024

  Manufacturer:

  GMC

  Summary

  This bulletin provides a procedure to replace the FPDCM if found to cause customers concerns of Crank No Start, Stalling, Loss of Power, Fuel Gauge Inoperative/Erratic, MIL Illuminated - DTC P023F and/or P129F Set.

  Associated Products (60)

  2023 Buick Enclave2023 Buick Encore GX2023 Buick Envision2023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Cadillac XT42023 Cadillac XT52023 Cadillac XT62023 Chevrolet Blazer2023 Chevrolet Camaro2023 Chevrolet Equinox2023 Chevrolet Malibu2023 Chevrolet Tahoe2023 Chevrolet Traverse2023 GMC Acadia2023 GMC Terrain2023 GMC Yukon2023 GMC Yukon XL2022 Buick Enclave2022 Buick Encore GX+ 40 more
  Associated Documents

  • DownloadMC-11006875-0001.pdf↗
• August 9, 2024•Document ID: 11006682

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  01-00-89-010S

  Date Added:

  August 30, 2024

  Manufacturer:

  CHEVROLET

  Summary

  This service bulletin provides information on a guide to help reduce repeat visits for the same customer concern.

  Associated Products (150)

  2025 Buick Enclave2025 Buick Encore2025 Buick Envista2025 Cadillac CT42025 Cadillac CT52025 Cadillac XT52025 Cadillac XT62025 Chevrolet Corvette2025 Chevrolet Equinox2025 Chevrolet Trailblazer2025 Chevrolet Traverse2025 Chevrolet Trax2025 GMC Acadia2025 GMC Hummer EV Pickup2025 GMC Terrain2024 Buick Enclave2024 Buick Encore2024 Buick Encore GX2024 Buick Envision2024 Buick Envista+ 130 more
  Associated Documents

  • DownloadMC-11006682-0001.pdf↗
• August 8, 2024•Document ID: 11007155

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  23-NA-141

  Date Added:

  September 6, 2024

  Manufacturer:

  GMC

  Summary

  This informational bulletin advises the technician that the engine and related parts will be debited if found that the tech did not properly prepare the engine block from dirt and debris in bolt holes or if found that the block was damaged by the tech.

  Associated Products (139)

  2025 Buick Enclave2025 Buick Encore2025 Buick Envista2025 Cadillac CT42025 Cadillac CT52025 Cadillac XT52025 Cadillac XT62025 Chevrolet Corvette2025 Chevrolet Equinox2025 Chevrolet Trailblazer2025 Chevrolet Traverse2025 Chevrolet Trax2025 GMC Acadia2025 GMC Terrain2024 Buick Enclave2024 Buick Encore2024 Buick Encore GX2024 Buick Envision2024 Buick Envista2024 Cadillac CT4+ 119 more
  Associated Documents

  • DownloadMC-11007155-0001.pdf↗
• August 8, 2024•Document ID: 11007115

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  07-06-01-016J

  Date Added:

  September 5, 2024

  Manufacturer:

  BUICK

  Summary

  This service bulletin provides information on Internal Engine Noise or Damage After Oil Filter Replacement.

  Associated Products (139)

  2025 Buick Enclave2025 Buick Encore2025 Buick Envista2025 Cadillac CT42025 Cadillac CT52025 Cadillac XT52025 Cadillac XT62025 Chevrolet Corvette2025 Chevrolet Equinox2025 Chevrolet Trailblazer2025 Chevrolet Traverse2025 Chevrolet Trax2025 GMC Acadia2025 GMC Terrain2024 Buick Enclave2024 Buick Encore2024 Buick Encore GX2024 Buick Envision2024 Buick Envista2024 Cadillac CT4+ 119 more
  Associated Documents

  • DownloadMC-11007115-0001.pdf↗
• August 7, 2024•Document ID: 11007121

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  16-NA-222

  Date Added:

  September 5, 2024

  Manufacturer:

  CHEVROLET

  Summary

  This bulletin provides information on Engine Concerns that could result from lack of scheduled maintenance, improper service or aftermarket calibrations.

  Associated Products (139)

  2025 Buick Enclave2025 Buick Encore2025 Buick Envista2025 Cadillac CT42025 Cadillac CT52025 Cadillac XT52025 Cadillac XT62025 Chevrolet Corvette2025 Chevrolet Equinox2025 Chevrolet Trailblazer2025 Chevrolet Traverse2025 Chevrolet Trax2025 GMC Acadia2025 GMC Terrain2024 Buick Enclave2024 Buick Encore2024 Buick Encore GX2024 Buick Envision2024 Buick Envista2024 Cadillac CT4+ 119 more
  Associated Documents

  • DownloadMC-11007121-0001.pdf↗
• August 7, 2024•Document ID: 11007095

  Service Bulletin/Repair Instructions
  FUEL/PROPULSION SYSTEM

  Mfr Comm. #:

  05-06-04-022V

  Date Added:

  September 5, 2024

  Manufacturer:

  CHEVROLET

  Summary

  This bulletin provides information on the TOP TIER Detergent Gasoline Licensed Brands and the TOP TIER Diesel Fuel Licensed Brands that are recommended for use in all GM vehicles and the TOP TIER FUELS website URL.

  Associated Products (139)

  2025 Buick Enclave2025 Buick Encore2025 Buick Envista2025 Cadillac CT42025 Cadillac CT52025 Cadillac XT52025 Cadillac XT62025 Chevrolet Corvette2025 Chevrolet Equinox2025 Chevrolet Trailblazer2025 Chevrolet Traverse2025 Chevrolet Trax2025 GMC Acadia2025 GMC Terrain2024 Buick Enclave2024 Buick Encore2024 Buick Encore GX2024 Buick Envision2024 Buick Envista2024 Cadillac CT4+ 119 more
  Associated Documents

  • DownloadMC-11007095-0001.pdf↗
• August 7, 2024•Document ID: 11006670

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  00-06-01-012N

  Date Added:

  August 30, 2024

  Manufacturer:

  CHEVROLET

  Summary

  This service bulletin advises about the possible issues that may occur when using a scotch brite pad or highly abrasive disk on gasket sealing surfaces or reused parts.

  Associated Products (139)

  2025 Buick Enclave2025 Buick Encore2025 Buick Envista2025 Cadillac CT42025 Cadillac CT52025 Cadillac XT52025 Cadillac XT62025 Chevrolet Corvette2025 Chevrolet Equinox2025 Chevrolet Trailblazer2025 Chevrolet Traverse2025 Chevrolet Trax2025 GMC Acadia2025 GMC Terrain2024 Buick Enclave2024 Buick Encore2024 Buick Encore GX2024 Buick Envision2024 Buick Envista2024 Cadillac CT4+ 119 more
  Associated Documents

  • DownloadMC-11006670-0001.pdf↗
• August 6, 2024•Document ID: 11007116

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; ENGINE

  Mfr Comm. #:

  09-06-04-026Y

  Date Added:

  September 5, 2024

  Manufacturer:

  CADILLAC

  Summary

  This bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2.

  Associated Products (127)

  2025 Buick Enclave2025 Buick Encore2025 Buick Envista2025 Cadillac CT42025 Cadillac CT52025 Cadillac XT52025 Cadillac XT62025 Chevrolet Corvette2025 Chevrolet Equinox2025 Chevrolet Trailblazer2025 Chevrolet Traverse2025 Chevrolet Trax2025 GMC Acadia2025 GMC Terrain2024 Buick Enclave2024 Buick Encore2024 Buick Encore GX2024 Buick Envision2024 Buick Envista2024 Cadillac CT4+ 107 more
  Associated Documents

  • DownloadMC-11007116-0001.pdf↗
• August 5, 2024•Document ID: 11007091

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  01-06-01-011P

  Date Added:

  September 5, 2024

  Manufacturer:

  GMC

  Summary

  This service bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil consumption.

  Associated Products (127)

  2025 Buick Enclave2025 Buick Encore2025 Buick Envista2025 Cadillac CT42025 Cadillac CT52025 Cadillac XT52025 Cadillac XT62025 Chevrolet Corvette2025 Chevrolet Equinox2025 Chevrolet Trailblazer2025 Chevrolet Traverse2025 Chevrolet Trax2025 GMC Acadia2025 GMC Terrain2024 Buick Enclave2024 Buick Encore2024 Buick Encore GX2024 Buick Envision2024 Buick Envista2024 Cadillac CT4+ 107 more
  Associated Documents

  • DownloadMC-11007091-0001.pdf↗
• August 1, 2024•Document ID: 11006644

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  18-NA-306

  Date Added:

  August 28, 2024

  Manufacturer:

  GMC

  Summary

  This Warranty Administration service bulletin provides information for dealers/Service advisors on when and how to submit a Pre-Repair Authorization (PRA).

  Associated Products (138)

  2025 Buick Enclave2025 Buick Encore2025 Buick Envista2025 Cadillac CT42025 Cadillac CT52025 Cadillac XT52025 Cadillac XT62025 Chevrolet Corvette2025 Chevrolet Equinox2025 Chevrolet Trailblazer2025 Chevrolet Traverse2025 Chevrolet Trax2025 GMC Acadia2025 GMC Hummer EV Pickup2025 GMC Terrain2024 Buick Enclave2024 Buick Encore2024 Buick Encore GX2024 Buick Envision2024 Buick Envista+ 118 more
  Associated Documents

  • DownloadMC-11006644-0001.pdf↗
• July 31, 2024•Document ID: 11006511

  Service Bulletin/Repair Instructions
  VISIBILITY/WIPER

  Mfr Comm. #:

  PI0754G

  Date Added:

  August 17, 2024

  Manufacturer:

  GMC

  Summary

  This PI provides information on Rear and Side Tempered Glass Spots (Quench Marks) and that they are a normal characteristic.

  Associated Products (150)

  2025 Buick Enclave2025 Buick Encore2025 Buick Envista2025 Cadillac CT42025 Cadillac CT52025 Cadillac XT52025 Cadillac XT62025 Chevrolet Corvette2025 Chevrolet Equinox2025 Chevrolet Trailblazer2025 Chevrolet Traverse2025 Chevrolet Trax2025 GMC Acadia2025 GMC Hummer EV Pickup2025 GMC Terrain2024 Buick Enclave2024 Buick Encore2024 Buick Encore GX2024 Buick Envision2024 Buick Envista+ 130 more
  Associated Documents

  • DownloadMC-11006511-0001.pdf↗
• July 31, 2024•Document ID: 11006507

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; UNKNOWN OR OTHER

  Mfr Comm. #:

  24-NA-132

  Date Added:

  August 16, 2024

  Manufacturer:

  CADILLAC

  Summary

  Warranty Administration - Claim Submission for Field Actions using Vehicle Wide Programming.

  Associated Products (8)

  2024 Cadillac Lyriq2024 Cadillac XT42024 GMC Hummer EV Pickup2023 Cadillac Lyriq2023 Chevrolet Colorado2023 GMC Canyon2023 GMC Hummer EV Pickup2022 GMC Hummer EV Pickup
  Associated Documents

  • DownloadMC-11006507-0001.pdf↗
• July 31, 2024•Document ID: 11006470

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  20-NA-082

  Date Added:

  August 16, 2024

  Manufacturer:

  GMC

  Summary

  This informational bulletin explains why more DEF is being used in diesel engines due to new emission standards.

  Associated Products (32)

  2024 Cadillac Escalade2024 Chevrolet Suburban2024 Chevrolet Tahoe2024 GMC Yukon2023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Cadillac XT42023 Chevrolet Tahoe2023 GMC Yukon2023 GMC Yukon XL2022 Cadillac Escalade2022 Cadillac Escalade ESV2022 Cadillac XT42022 Chevrolet Colorado2022 Chevrolet Express2022 Chevrolet Suburban2022 Chevrolet Tahoe2022 GMC Canyon2022 GMC Savana2022 GMC Yukon+ 12 more
  Associated Documents

  • DownloadMC-11006470-0001.pdf↗
• July 30, 2024•Document ID: 11005318

  Service Campaign
  UNKNOWN OR OTHER; ELECTRICAL SYSTEM

  Mfr Comm. #:

  N242446290-02

  Date Added:

  July 30, 2024

  Manufacturer:

  CADILLAC

  Summary

  vehicles may have a condition in which the clutch backing plate retaining ring and/or the clutch piston retaining ring inside the transmission are out of specification. Dealers are to overhaul the clutch piston housing.

  Associated Products (9)

  2024 Buick Encore GX2024 Cadillac XT42024 Cadillac XT52024 Cadillac XT62024 Chevrolet Blazer2024 Chevrolet Trailblazer2024 Chevrolet Traverse2024 GMC Acadia2024 GMC Terrain
  Associated Documents

  • DownloadMC-11005318-0001.pdf↗
• July 29, 2024•Document ID: 11006499

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; UNKNOWN OR OTHER

  Mfr Comm. #:

  24-NA-113

  Date Added:

  August 16, 2024

  Manufacturer:

  GMC

  Summary

  This service bulletin provides information for dealers/technicians on Vehicle Wide Programming Instructions.

  Associated Products (8)

  2024 Cadillac Lyriq2024 Cadillac XT42024 GMC Hummer EV Pickup2023 Cadillac Lyriq2023 Chevrolet Colorado2023 GMC Canyon2023 GMC Hummer EV Pickup2022 GMC Hummer EV Pickup
  Associated Documents

  • DownloadMC-11006499-0001.pdf↗
• July 26, 2024•Document ID: 11006371

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER; ELECTRICAL SYSTEM

  Mfr Comm. #:

  18-NA-279

  Date Added:

  August 14, 2024

  Manufacturer:

  CHEVROLET

  Summary

  This service bulletin provides information for dealers/technicians on the process to disable and enable passive unlocking.

  Associated Products (70)

  2025 Cadillac XT52025 Cadillac XT62024 Cadillac CT42024 Cadillac CT52024 Cadillac Lyriq2024 Cadillac XT52024 Cadillac XT62023 Buick Enclave2023 Buick Encore GX2023 Buick Envision2023 Cadillac CT42023 Cadillac CT52023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Cadillac Lyriq2023 Cadillac XT52023 Cadillac XT62023 Chevrolet Bolt EUV2023 Chevrolet Bolt EV2023 Chevrolet Tahoe+ 50 more
  Associated Documents

  • DownloadMC-11006371-0001.pdf↗
• July 26, 2024•Document ID: 11006278

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  16-NA-158

  Date Added:

  August 13, 2024

  Manufacturer:

  CHEVROLET

  Summary

  This service bulletin describes the U.S. Dealer Special Tool Loan Program process.

  Associated Products (150)

  2025 Buick Enclave2025 Buick Encore2025 Buick Envista2025 Cadillac CT42025 Cadillac CT52025 Cadillac XT52025 Cadillac XT62025 Chevrolet Corvette2025 Chevrolet Equinox2025 Chevrolet Trailblazer2025 Chevrolet Traverse2025 Chevrolet Trax2025 GMC Acadia2025 GMC Hummer EV Pickup2025 GMC Terrain2024 Buick Enclave2024 Buick Encore2024 Buick Encore GX2024 Buick Envision2024 Buick Envista+ 130 more
  Associated Documents

  • DownloadMC-11006278-0001.pdf↗