Cadillac CT4 Service Bulletins (2020)

888 manufacturer communications on file.

• April 20, 2022•Document ID: 10210841

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  22-NA-070

  Date Added:

  May 3, 2022

  Manufacturer:

  CADILLAC

  Summary

  This service bulletin provides information for replacement parts traceability (RPT) process to aid in tracking part replacements.

  Associated Products (358)

  2022 Buick Enclave2022 Buick Encore2022 Buick Encore GX2022 Buick Envision2022 Cadillac CT42022 Cadillac CT52022 Cadillac Escalade2022 Cadillac Escalade ESV2022 Cadillac XT42022 Cadillac XT52022 Cadillac XT62022 Chevrolet 35002022 Chevrolet 45002022 Chevrolet 4500HD2022 Chevrolet 4500XD2022 Chevrolet 5500HD2022 Chevrolet 5500XD2022 Chevrolet Blazer2022 Chevrolet Bolt EUV2022 Chevrolet Bolt EV+ 338 more
  Associated Documents

  • DownloadMC-10210841-0001.pdf↗
• April 19, 2022•Document ID: 10211770

  Service Bulletin/Repair Instructions
  VISIBILITY:SUN/MOON ROOF ASSEMBLY

  Mfr Comm. #:

  PIC5260E

  Date Added:

  May 16, 2022

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary Information communication advises the technician the steps on diagnosing the concern. Customer's sunroof operation intermittent, bind, noise, auto-reverse, and/or water leaks.

  Associated Products (652)

  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 Silverado2022 Chevrolet Suburban2022 Chevrolet Tahoe2022 Chevrolet Trailblazer+ 632 more
  Associated Documents

  • DownloadMC-10211770-0001.pdf↗
• April 13, 2022•Document ID: 10210543

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  01-00-89-010P

  Date Added:

  April 29, 2022

  Manufacturer:

  CHEVROLET

  Summary

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

  Associated Products (831)

  2022 Buick Enclave2022 Buick Encore2022 Buick Encore GX2022 Buick Envision2022 Cadillac CT42022 Cadillac CT52022 Cadillac Escalade2022 Cadillac Escalade ESV2022 Cadillac XT42022 Cadillac XT52022 Cadillac XT62022 Chevrolet 35002022 Chevrolet 45002022 Chevrolet 4500HD2022 Chevrolet 4500XD2022 Chevrolet 5500HD2022 Chevrolet 5500XD2022 Chevrolet Blazer2022 Chevrolet Bolt EUV2022 Chevrolet Bolt EV+ 811 more
  Associated Documents

  • DownloadMC-10210543-0001.pdf↗
• April 7, 2022•Document ID: 10210441

  Service Bulletin/Repair Instructions
  STRUCTURE; STRUCTURE:FRAME AND MEMBERS:UNDERBODY SHIELDS

  Mfr Comm. #:

  PI0281I

  Date Added:

  April 22, 2022

  Manufacturer:

  BUICK

  Summary

  This preliminary informational (PI) bulletin provides information to dealership personnel which may be helpful when addressing underbody component corrosion with customers.

  Associated Products (482)

  2022 Buick Enclave2022 Buick Encore2022 Buick Encore GX2022 Buick Envision2022 Cadillac CT42022 Cadillac CT52022 Cadillac Escalade2022 Cadillac Escalade ESV2022 Cadillac XT42022 Cadillac XT52022 Cadillac XT62022 Chevrolet 35002022 Chevrolet 45002022 Chevrolet 4500HD2022 Chevrolet 4500XD2022 Chevrolet 5500HD2022 Chevrolet 5500XD2022 Chevrolet Blazer2022 Chevrolet Bolt EUV2022 Chevrolet Bolt EV+ 462 more
  Associated Documents

  • DownloadMC-10210441-0001.pdf↗
• April 5, 2022•Document ID: 10210194

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  01-00-89-010O

  Date Added:

  April 8, 2022

  Manufacturer:

  CADILLAC

  Summary

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

  Associated Products (482)

  2022 Buick Enclave2022 Buick Encore2022 Buick Encore GX2022 Buick Envision2022 Cadillac CT42022 Cadillac CT52022 Cadillac Escalade2022 Cadillac Escalade ESV2022 Cadillac XT42022 Cadillac XT52022 Cadillac XT62022 Chevrolet 35002022 Chevrolet 45002022 Chevrolet 4500HD2022 Chevrolet 4500XD2022 Chevrolet 5500HD2022 Chevrolet 5500XD2022 Chevrolet Blazer2022 Chevrolet Bolt EUV2022 Chevrolet Bolt EV+ 462 more
  Associated Documents

  • DownloadMC-10210194-0001.pdf↗
• March 31, 2022•Document ID: 10209980

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  22-NA-074

  Date Added:

  April 6, 2022

  Manufacturer:

  CADILLAC

  Summary

  This service bulletin provides service information to technicians on guidelines to replace Oil Cooler, Oil Cooler Lines and Oil Tank if the engine was replaced where large amounts of debris has flowed throughout the oiling system.

  Associated Products (1117)

  2022 Buick Enclave2022 Buick Encore2022 Buick Encore GX2022 Buick Envision2022 Cadillac CT42022 Cadillac CT52022 Cadillac Escalade2022 Cadillac Escalade ESV2022 Cadillac XT42022 Cadillac XT52022 Cadillac XT62022 Chevrolet 35002022 Chevrolet 45002022 Chevrolet 4500HD2022 Chevrolet 4500XD2022 Chevrolet 5500HD2022 Chevrolet 5500XD2022 Chevrolet Blazer2022 Chevrolet Camaro2022 Chevrolet Colorado+ 1097 more
  Associated Documents

  • DownloadMC-10209980-0001.pdf↗
• March 30, 2022•Document ID: 10209981

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING; POWER TRAIN

  Mfr Comm. #:

  PIE0676A

  Date Added:

  April 6, 2022

  Manufacturer:

  CADILLAC

  Summary

  This engineering information (EI) closure ends the need for further information from the field in regards to Engine Coolant Reservoir Being Overfilled with Discolored Coolant, Shudder, Shake, Vibration, Harsh Shift, Delayed Shift and/or Slipping Transmission Performance.

  Associated Products (28)

  2022 Cadillac CT42022 Cadillac CT52022 Cadillac Escalade2022 Cadillac Escalade ESV2022 Chevrolet Silverado2022 Chevrolet Suburban2022 Chevrolet Tahoe2022 GMC Sierra2022 GMC Yukon2022 GMC Yukon XL2021 Cadillac CT42021 Cadillac CT52021 Cadillac Escalade2021 Cadillac Escalade ESV2021 Chevrolet Silverado2021 Chevrolet Suburban2021 Chevrolet Tahoe2021 GMC Sierra2021 GMC Yukon2021 GMC Yukon XL+ 8 more
  Associated Documents

  • DownloadMC-10209981-0001.pdf↗
• March 30, 2022•Document ID: 10209977

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  22-NA-070

  Date Added:

  April 6, 2022

  Manufacturer:

  GMC

  Summary

  This service bulletin provides information for replacement parts traceability (RPT) process to aid in tracking part replacements.

  Associated Products (358)

  2022 Buick Enclave2022 Buick Encore2022 Buick Encore GX2022 Buick Envision2022 Cadillac CT42022 Cadillac CT52022 Cadillac Escalade2022 Cadillac Escalade ESV2022 Cadillac XT42022 Cadillac XT52022 Cadillac XT62022 Chevrolet 35002022 Chevrolet 45002022 Chevrolet 4500HD2022 Chevrolet 4500XD2022 Chevrolet 5500HD2022 Chevrolet 5500XD2022 Chevrolet Blazer2022 Chevrolet Bolt EUV2022 Chevrolet Bolt EV+ 338 more
  Associated Documents

  • DownloadMC-10209977-0001.pdf↗
• March 28, 2022•Document ID: 10210348

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  PIP4670J

  Date Added:

  April 18, 2022

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary Information communication provides information to the technician about a no start or another concern after swapping an Engine Control Module or other modules from one vehicle to another. The Global Architecture electrical system associated with these vehicles does not allow controller swaps between vehicles.

  Associated Products (312)

  2022 Buick Enclave2022 Buick Encore2022 Buick Envision2022 Cadillac CT42022 Cadillac CT52022 Cadillac Escalade2022 Cadillac XT42022 Cadillac XT52022 Cadillac XT62022 Chevrolet Blazer2022 Chevrolet Camaro2022 Chevrolet Colorado2022 Chevrolet Corvette2022 Chevrolet Equinox2022 Chevrolet Express2022 Chevrolet Malibu2022 Chevrolet Silverado2022 Chevrolet Spark2022 Chevrolet Suburban2022 Chevrolet Tahoe+ 292 more
  Associated Documents

  • DownloadMC-10210348-0001.pdf↗
• March 28, 2022•Document ID: 10210347

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  PIP5839A

  Date Added:

  April 18, 2022

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates the possibility of the engine running hot or overheating with no DTC's due to inaccurate coolant temperature sensor located on the coolant pump outlet pipe.

  Associated Products (25)

  2022 Buick Envision2022 Cadillac CT42022 Cadillac CT52022 Cadillac XT42022 Cadillac XT52022 Cadillac XT62022 Chevrolet Blazer2022 GMC Acadia2021 Buick Envision2021 Cadillac CT42021 Cadillac CT52021 Cadillac XT42021 Cadillac XT52021 Cadillac XT62021 Chevrolet Blazer2021 GMC Acadia2020 Cadillac CT42020 Cadillac CT52020 Cadillac XT42020 Cadillac XT5+ 5 more
  Associated Documents

  • DownloadMC-10210347-0001.pdf↗
• March 25, 2022•Document ID: 10209743

  Service Bulletin/Repair Instructions
  EQUIPMENT; WHEELS

  Mfr Comm. #:

  17-NA-052

  Date Added:

  April 5, 2022

  Manufacturer:

  CADILLAC

  Summary

  This bulletin updates the position of General Motors on refinishing fully color painted aluminum wheels with base paint. GM has established a new process for the way that refinishing under GM Warranty will be handled (U.S. ONLY).

  Associated Products (538)

  2022 Buick Enclave2022 Buick Encore2022 Buick Encore GX2022 Buick Envision2022 Cadillac CT42022 Cadillac CT52022 Cadillac Escalade2022 Cadillac Escalade ESV2022 Cadillac XT42022 Cadillac XT52022 Cadillac XT62022 Chevrolet 35002022 Chevrolet 45002022 Chevrolet 4500HD2022 Chevrolet 4500XD2022 Chevrolet 5500HD2022 Chevrolet 5500XD2022 Chevrolet Blazer2022 Chevrolet Bolt EUV2022 Chevrolet Bolt EV+ 518 more
  Associated Documents

  • DownloadMC-10209743-0001.pdf↗
• March 22, 2022•Document ID: 10210339

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  PIP5701B

  Date Added:

  April 18, 2022

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates that the E01 ECM p/n 12703874 is on part restriction.

  Associated Products (2)

  2020 Cadillac CT42020 Cadillac CT5
  Associated Documents

  • DownloadMC-10210339-0001.pdf↗
• March 22, 2022•Document ID: 10209921

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  22-NA-009

  Date Added:

  April 5, 2022

  Manufacturer:

  CHEVROLET

  Summary

  This service bulletin provides service information on new torque specification and installation procedure for ACDelco Spin-On Oil Filters.

  Associated Products (1113)

  2022 Buick Enclave2022 Buick Encore2022 Buick Encore GX2022 Buick Envision2022 Cadillac CT42022 Cadillac CT52022 Cadillac Escalade2022 Cadillac Escalade ESV2022 Cadillac XT42022 Cadillac XT52022 Cadillac XT62022 Chevrolet 35002022 Chevrolet 45002022 Chevrolet 4500HD2022 Chevrolet 4500XD2022 Chevrolet 5500HD2022 Chevrolet 5500XD2022 Chevrolet Blazer2022 Chevrolet Camaro2022 Chevrolet Colorado+ 1093 more
  Associated Documents

  • DownloadMC-10209921-0001.pdf↗
• March 22, 2022•Document ID: 10209747

  Service Bulletin/Repair Instructions
  EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

  Mfr Comm. #:

  18-NA-099

  Date Added:

  April 5, 2022

  Manufacturer:

  CADILLAC

  Summary

  This bulletin provides information for use on a Product Assistance Claim (PAC), which is formerly known as a Product Allegation Resolution (PAR) claim.

  Associated Products (126)

  2022 Buick Enclave2022 Buick Encore2022 Buick Encore GX2022 Buick Envision2022 Cadillac CT42022 Cadillac CT52022 Cadillac Escalade2022 Cadillac Escalade ESV2022 Cadillac XT42022 Cadillac XT52022 Cadillac XT62022 Chevrolet 35002022 Chevrolet 45002022 Chevrolet 4500HD2022 Chevrolet 4500XD2022 Chevrolet 5500HD2022 Chevrolet 5500XD2022 Chevrolet Blazer2022 Chevrolet Bolt EUV2022 Chevrolet Bolt EV+ 106 more
  Associated Documents

  • DownloadMC-10209747-0001.pdf↗
• March 22, 2022•Document ID: 10209734

  Service Bulletin/Repair Instructions
  EQUIPMENT:MECHANICAL; FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM

  Mfr Comm. #:

  04-06-04-051F

  Date Added:

  April 5, 2022

  Manufacturer:

  CHEVROLET

  Summary

  This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent additive.

  Associated Products (402)

  2022 Buick Enclave2022 Buick Encore2022 Buick Encore GX2022 Buick Envision2022 Cadillac CT42022 Cadillac CT52022 Cadillac Escalade2022 Cadillac Escalade ESV2022 Cadillac XT42022 Cadillac XT52022 Cadillac XT62022 Chevrolet 45002022 Chevrolet 4500HD2022 Chevrolet 4500XD2022 Chevrolet 5500HD2022 Chevrolet 5500XD2022 Chevrolet Colorado2022 Chevrolet Equinox2022 Chevrolet Express2022 Chevrolet Silverado+ 382 more
  Associated Documents

  • DownloadMC-10209734-0001.pdf↗
• March 17, 2022•Document ID: 10210334

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING; ENGINE

  Mfr Comm. #:

  PIP5844

  Date Added:

  April 18, 2022

  Manufacturer:

  BUICK

  Summary

  This Preliminary information communicates the possibility of dtc p06DD due to low or no oil pressure immediately following engine oil and filter change due to oil filter and main oil gallery being drained or empty.

  Associated Products (16)

  2022 Buick Encore GX2022 Cadillac CT42022 Chevrolet Silverado2022 Chevrolet Trailblazer2022 GMC Sierra2021 Buick Encore GX2021 Cadillac CT42021 Chevrolet Silverado2021 Chevrolet Trailblazer2021 GMC Sierra2020 Buick Encore GX2020 Cadillac CT42020 Chevrolet Silverado2020 GMC Sierra2019 Chevrolet Silverado2019 GMC Sierra
  Associated Documents

  • DownloadMC-10210334-0001.pdf↗
• March 15, 2022•Document ID: 10210332

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  PIC6389B

  Date Added:

  April 18, 2022

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates a parts restriction is in place for the Long Range Radar Module on 2020 Cadillac CT4 and CT5.

  Associated Products (2)

  2020 Cadillac CT42020 Cadillac CT5
  Associated Documents

  • DownloadMC-10210332-0001.pdf↗
• March 15, 2022•Document ID: 10209511

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; FORWARD COLLISION AVOIDANCE

  Mfr Comm. #:

  PIE0661B

  Date Added:

  April 2, 2022

  Manufacturer:

  GMC

  Summary

  This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to a Forward Collision Icon Message Illuminated on Driver Information Center (DIC) and/or No DTCs Set.

  Associated Products (20)

  2022 Buick Envision2022 Cadillac CT42022 Cadillac CT52022 Cadillac Escalade2022 Cadillac Escalade ESV2022 Chevrolet Suburban2022 Chevrolet Tahoe2022 GMC Yukon2022 GMC Yukon XL2021 Buick Envision2021 Cadillac CT42021 Cadillac CT52021 Cadillac Escalade2021 Cadillac Escalade ESV2021 Chevrolet Suburban2021 Chevrolet Tahoe2021 GMC Yukon2021 GMC Yukon XL2020 Cadillac CT42020 Cadillac CT5
  Associated Documents

  • DownloadMC-10209511-0001.pdf↗
• March 8, 2022•Document ID: 10209137

  Service Bulletin/Repair Instructions
  SUSPENSION; WHEELS

  Mfr Comm. #:

  13-03-10-001I

  Date Added:

  March 19, 2022

  Manufacturer:

  CHEVROLET

  Summary

  This service bulletin provides information on summer tire performance and tire cold weather cracking.

  Associated Products (39)

  2022 Cadillac CT42022 Cadillac CT52022 Chevrolet Camaro2022 Chevrolet Corvette2021 Cadillac CT42021 Cadillac CT52021 Chevrolet Camaro2021 Chevrolet Corvette2020 Cadillac CT42020 Cadillac CT52020 Chevrolet Camaro2020 Chevrolet Corvette2019 Chevrolet Camaro2019 Chevrolet Corvette2018 Cadillac ATS2018 Cadillac CTS2018 Chevrolet Camaro2018 Chevrolet Corvette2017 Buick Regal2017 Cadillac ATS+ 19 more
  Associated Documents

  • DownloadMC-10209137-0001.pdf↗
• March 7, 2022•Document ID: 10210321

  Service Bulletin/Repair Instructions
  WHEELS; TIRES

  Mfr Comm. #:

  PIT3271M

  Date Added:

  April 18, 2022

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary Information communication provides information to the technician about changing the tire and wheel size on vehicles. General Motors will only support a tire calibration for tires that have been sized, tested and designed for the vehicle in question and its applications. Technician should not use the information that is provided by the antilock braking system tire size selection.

  Associated Products (972)

  2022 Buick Enclave2022 Buick Encore2022 Buick Encore GX2022 Buick Envision2022 Cadillac CT42022 Cadillac CT52022 Cadillac Escalade2022 Cadillac Escalade ESV2022 Cadillac XT42022 Cadillac XT52022 Cadillac XT62022 Chevrolet 35002022 Chevrolet 45002022 Chevrolet 4500HD2022 Chevrolet 4500XD2022 Chevrolet 5500HD2022 Chevrolet 5500XD2022 Chevrolet Blazer2022 Chevrolet Bolt EUV2022 Chevrolet Bolt EV+ 952 more
  Associated Documents

  • DownloadMC-10210321-0001.pdf↗