Cadillac XT4 Service Bulletins

1,043 manufacturer communications on file.

• November 8, 2024•Document ID: 11011212

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6265A

  Date Added:

  December 4, 2024

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates to dealership technicians that if they encounter a vehicle with this communication issue, they can contact TCSC to have the software for the MDI backdated to communicate properly.

  Associated Products (45)

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  Associated Documents

  • DownloadMC-11011212-0001.pdf↗
• November 5, 2024•Document ID: 11011709

  Service Bulletin/Repair Instructions
  WHEELS; UNKNOWN OR OTHER; SERVICE BRAKES; ENGINE; STRUCTURE:BODY

  Mfr Comm. #:

  21-NA-043

  Date Added:

  December 10, 2024

  Manufacturer:

  CHEVROLET

  Summary

  This bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before being sold (prepping) to the customer.

  Associated Products (168)

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  Associated Documents

  • DownloadMC-11011709-0001.pdf↗
• November 4, 2024•Document ID: 11011173

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; UNKNOWN OR OTHER

  Mfr Comm. #:

  PIC6564A

  Date Added:

  December 4, 2024

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates the direction a dealer/technician should take if a customer inquires about the installation of a trailer hitch or if the trailer lighting is inoperative for vehicles built without RPO option V92.

  Associated Products (2)

  2025 Cadillac XT42024 Cadillac XT4
  Associated Documents

  • DownloadMC-11011173-0001.pdf↗
• November 4, 2024•Document ID: 11009709

  Service Campaign
  UNKNOWN OR OTHER

  Mfr Comm. #:

  N242444180-01

  Date Added:

  November 4, 2024

  Manufacturer:

  CADILLAC

  Summary

  Customer Satisfaction Program. Certain vehicles may require software updates that improve the customer experience and optimize future over-the-air updates. Dealers will perform a comprehensive software update.

  Associated Products (1)

  2024 Cadillac XT4
  Associated Documents

  • DownloadMC-11009709-0001.pdf↗
• October 30, 2024•Document ID: 11011485

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6018H

  Date Added:

  December 5, 2024

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates the possibility of a resetting of some information modules prior to delivery.

  Associated Products (7)

  2024 Cadillac Lyriq2024 Cadillac XT42024 Chevrolet Colorado2024 GMC Canyon2023 Cadillac Lyriq2023 Chevrolet Colorado2023 GMC Canyon
  Associated Documents

  • DownloadMC-11011485-0001.pdf↗
• October 29, 2024•Document ID: 11011225

  Service Bulletin/Repair Instructions
  ENGINE; POWER TRAIN

  Mfr Comm. #:

  23-NA-021

  Date Added:

  December 4, 2024

  Manufacturer:

  BUICK

  Summary

  This service bulletin advises the tech that the rotational Clicking Noise Heard After Engine Shut Down may be normal characteristics of the vehicle.

  Associated Products (52)

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  Associated Documents

  • DownloadMC-11011225-0001.pdf↗
• October 28, 2024•Document ID: 11011476

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  PIT5985F

  Date Added:

  December 5, 2024

  Manufacturer:

  CHEVROLET

  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.

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  Associated Documents

  • DownloadMC-11011476-0001.pdf↗
• October 28, 2024•Document ID: 11011475

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT5832R

  Date Added:

  December 5, 2024

  Manufacturer:

  CADILLAC

  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 (59)

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  Associated Documents

  • DownloadMC-11011475-0001.pdf↗
• October 28, 2024•Document ID: 11011367

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; UNKNOWN OR OTHER

  Mfr Comm. #:

  24-NA-239

  Date Added:

  December 5, 2024

  Manufacturer:

  GMC

  Summary

  This informational bulletin provides a guide on how to diagnose and test for vibrations utilizing the PicoScope.

  Associated Products (123)

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  Associated Documents

  • DownloadMC-11011367-0001.pdf↗
• October 28, 2024•Document ID: 11011205

  Service Bulletin/Repair Instructions
  ENGINE; STEERING; POWER TRAIN

  Mfr Comm. #:

  04-06-01-029K

  Date Added:

  December 4, 2024

  Manufacturer:

  CHEVROLET

  Summary

  This informational bulletin explains Unscheduled Supplemental Services and the importance of GM Simplified Maintenance Schedules.

  Associated Products (155)

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  Associated Documents

  • DownloadMC-11011205-0001.pdf↗
• October 26, 2024•Document ID: 11011131

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; UNKNOWN OR OTHER

  Mfr Comm. #:

  24-NA-237

  Date Added:

  December 4, 2024

  Manufacturer:

  CADILLAC

  Summary

  This tehcnical bulletin provides a procedure to correct the condition of Rear View Camera Black Screen with DTC B395A sym 72.

  Associated Products (1)

  2021 Cadillac XT4
  Associated Documents

  • DownloadMC-11011131-0001.pdf↗
• October 25, 2024•Document ID: 11009170

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  PIT5698E

  Date Added:

  October 25, 2024

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates additional information on how a LIN bus operates and diagnostic tips when working on a LIN bus.

  Associated Products (53)

  2022 Buick Enclave2022 Buick Encore2022 Buick Envision2022 Cadillac CT42022 Cadillac CT52022 Cadillac Escalade2022 Cadillac XT42022 Cadillac XT52022 Cadillac XT62022 Chevrolet Blazer2022 Chevrolet Bolt EV2022 Chevrolet Camaro2022 Chevrolet Colorado2022 Chevrolet Equinox2022 Chevrolet Express2022 Chevrolet Malibu2022 Chevrolet Suburban2022 Chevrolet Tahoe2022 Chevrolet Trailblazer2022 Chevrolet Traverse+ 33 more
  Associated Documents

  • DownloadMC-11009170-0001.pdf↗
• October 25, 2024•Document ID: 11009156

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  PIP4723J

  Date Added:

  October 25, 2024

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8 starting/charging tester  and Vehicle Data Recorder tools, giving website address and step by step instructions to complete the update.

  Associated Products (53)

  2022 Buick Enclave2022 Buick Encore2022 Buick Envision2022 Cadillac CT52022 Cadillac Escalade2022 Cadillac XT42022 Cadillac XT52022 Cadillac XT62022 Chevrolet Blazer2022 Chevrolet Bolt EV2022 Chevrolet Camaro2022 Chevrolet Colorado2022 Chevrolet Corvette2022 Chevrolet Equinox2022 Chevrolet Express2022 Chevrolet Malibu2022 Chevrolet Suburban2022 Chevrolet Tahoe2022 Chevrolet Trailblazer2022 Chevrolet Traverse+ 33 more
  Associated Documents

  • DownloadMC-11009156-0001.pdf↗
• October 25, 2024•Document ID: 11009150

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  PIP6007A

  Date Added:

  October 25, 2024

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates the potential for dtc P2B81 to be set as current or in history due to increased friction in the wastegate valve.

  Associated Products (35)

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  Associated Documents

  • DownloadMC-11009150-0001.pdf↗
• October 24, 2024•Document ID: 11011465

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6265

  Date Added:

  December 5, 2024

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates to dealership technicians that if they encounter a vehicle with this issue, they can contact TCSC to have the software for the MDI backdated to communicate properly.

  Associated Products (39)

  2025 Buick Enclave2025 Buick Envision2025 Cadillac CT42025 Cadillac CT52025 Cadillac Lyriq2025 Cadillac XT42025 Cadillac XT52025 Chevrolet Blazer2025 Chevrolet Equinox2025 Chevrolet Tahoe2025 Chevrolet Traverse2025 GMC Hummer EV Pickup2025 GMC Terrain2025 GMC Yukon2024 Buick Envision2024 Cadillac CT52024 Cadillac Escalade2024 Cadillac Escalade ESV2024 Cadillac Lyriq2024 Cadillac XT4+ 19 more
  Associated Documents

  • DownloadMC-11011465-0001.pdf↗
• October 24, 2024•Document ID: 11011461

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6214A

  Date Added:

  December 5, 2024

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates information of an OnStar software concern.

  Associated Products (7)

  2024 Buick Envision2024 Cadillac Lyriq2024 Cadillac XT42024 Chevrolet Colorado2024 Chevrolet Traverse2024 GMC Acadia2024 GMC Canyon
  Associated Documents

  • DownloadMC-11011461-0001.pdf↗
• October 23, 2024•Document ID: 11011012

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  21-NA-169

  Date Added:

  December 3, 2024

  Manufacturer:

  CADILLAC

  Summary

  This service bulletin provides diagnostic information/procedures to aid the service technician in diagnosing 9T45/50/60 automatic transmissions with low mileage and DTCs current or history related to the control solenoids and valves.

  Associated Products (34)

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  Associated Documents

  • DownloadMC-11011012-0001.pdf↗
• October 22, 2024•Document ID: 11009057

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  PIP6007

  Date Added:

  October 22, 2024

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates the potential for dtc P2B81 to be set as current or in history due to increased friction in the wastegate valve.

  Associated Products (26)

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  Associated Documents

  • DownloadMC-11009057-0001.pdf↗
• October 22, 2024•Document ID: 11009053

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6157B

  Date Added:

  October 22, 2024

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates to dealership technicians that if they encounter a customer vehicle with this concern, it is normal operation and nothing should be replaced.

  Associated Products (10)

  2025 Buick Enclave2025 Cadillac CT52025 Cadillac XT42024 Cadillac XT42024 Chevrolet Colorado2024 Chevrolet Traverse2024 GMC Acadia2024 GMC Canyon2023 Chevrolet Colorado2023 GMC Canyon
  Associated Documents

  • DownloadMC-11009053-0001.pdf↗
• October 18, 2024•Document ID: 11010727

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  24-NA-132

  Date Added:

  November 21, 2024

  Manufacturer:

  GMC

  Summary

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

  Associated Products (12)

  2025 Cadillac Lyriq2025 Chevrolet Tahoe2025 GMC Yukon2025 GMC Yukon XL2024 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-11010727-0001.pdf↗