Cadillac CT4 Service Bulletins

1,208 manufacturer communications on file.

• January 15, 2020•Document ID: 10171282

  Service Bulletin/Repair Instructions
  EQUIPMENT:ELECTRICAL; ELECTRICAL SYSTEM

  Mfr Comm. #:

  PIP5696

  Date Added:

  February 10, 2020

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates that the transfer case control module is on engineering restriction to verify diagnostics and service information.

  Associated Products (2)

  2020 Cadillac CT42020 Cadillac CT5
  Associated Documents

  • DownloadMC-10171282-0001.pdf↗
• January 14, 2020•Document ID: 10171279

  Service Bulletin/Repair Instructions
  POWER TRAIN:AUTOMATIC TRANSMISSION

  Mfr Comm. #:

  PIP5700

  Date Added:

  February 10, 2020

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates to the dealer technician that the part numbers for the internal wiring harnesses for the 8 speed RWD transmissions are not listed in the Electronic Parts Catalog. Technicians are to refer to the information provided in this document to obtain the internal wiring harness part numbers by application.

  Associated Products (53)

  2020 Cadillac CT42020 Chevrolet Camaro2020 Chevrolet Colorado2020 Chevrolet Express2020 Chevrolet Silverado2020 GMC Canyon2020 GMC Savana2020 GMC Sierra2019 Cadillac ATS2019 Cadillac CTS2019 Chevrolet Camaro2019 Chevrolet Colorado2019 Chevrolet Corvette2019 Chevrolet Express2019 Chevrolet Silverado2019 GMC Canyon2019 GMC Savana2019 GMC Sierra2018 Cadillac ATS2018 Cadillac CT6+ 33 more
  Associated Documents

  • DownloadMC-10171279-0001.pdf↗
• January 13, 2020•Document ID: 10172292

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; EQUIPMENT

  Mfr Comm. #:

  030846004W

  Date Added:

  March 9, 2020

  Manufacturer:

  GMC

  Summary

  This bulletin provides information regarding Part Restriction and Ordering Process Information for OnStar® Vehicle Communication Interface Modules (VCIM) (GMNA Only).

  Associated Products (19)

  2020 Buick Enclave2020 Cadillac CT42020 Cadillac CT52020 Cadillac CT62020 Cadillac XT42020 Cadillac XT52020 Cadillac XT62020 Chevrolet Blazer2020 Chevrolet Bolt EV2020 Chevrolet Camaro2020 Chevrolet Colorado2020 Chevrolet Equinox2020 Chevrolet Malibu2020 Chevrolet Silverado2020 Chevrolet Spark2020 Chevrolet Traverse2020 GMC Acadia2020 GMC Sierra2020 GMC Terrain
  Associated Documents

  • DownloadMC-10172292-0001.pdf↗
• January 2, 2020•Document ID: 10171878

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

  Mfr Comm. #:

  16NA383

  Date Added:

  March 2, 2020

  Manufacturer:

  PONTIAC

  Summary

  This informational bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier fuels should be used to reduce carbon build-up.

  Associated Products (964)

  2020 Buick Enclave2020 Buick Encore2020 Buick Envision2020 Buick Regal2020 Cadillac CT42020 Cadillac CT52020 Cadillac CT62020 Cadillac Escalade2020 Cadillac Escalade ESV2020 Cadillac XT42020 Cadillac XT52020 Cadillac XT62020 Chevrolet 35002020 Chevrolet 4500HD2020 Chevrolet 4500XD2020 Chevrolet 5500HD2020 Chevrolet 5500XD2020 Chevrolet Blazer2020 Chevrolet Bolt EV2020 Chevrolet Camaro+ 944 more
  Associated Documents

  • DownloadMC-10171878-0001.pdf↗
• December 12, 2019•Document ID: 10170498

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  PI0592F

  Date Added:

  January 21, 2020

  Manufacturer:

  SATURN

  Summary

  This preliminary information bulletin provides information om Service Programming System (SPS) Error Codes (E4398, E4399, E4403, M4404, M4413, M6954, M6955, E4414, E4423, E4491 or E6961).

  Associated Products (591)

  2020 Buick Enclave2020 Buick Encore2020 Buick Envision2020 Buick Regal2020 Cadillac CT42020 Cadillac CT52020 Cadillac CT62020 Cadillac Escalade2020 Cadillac Escalade ESV2020 Cadillac XT42020 Cadillac XT52020 Cadillac XT62020 Chevrolet Blazer2020 Chevrolet Bolt EV2020 Chevrolet Camaro2020 Chevrolet Colorado2020 Chevrolet Corvette2020 Chevrolet Equinox2020 Chevrolet Express2020 Chevrolet Impala+ 571 more
  Associated Documents

  • DownloadMC-10170498-0001.pdf↗
• November 26, 2019•Document ID: 10169357

  Service Bulletin/Repair Instructions
  EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY

  Mfr Comm. #:

  100089009D

  Date Added:

  December 16, 2019

  Manufacturer:

  CHEVROLET

  Summary

  This informational bulletin provides information on key code security rules and information on GM keycode look-up applications.

  Associated Products (775)

  2020 Buick Enclave2020 Buick Encore2020 Buick Envision2020 Buick Regal2020 Cadillac CT42020 Cadillac CT52020 Cadillac CT62020 Cadillac Escalade2020 Cadillac Escalade ESV2020 Cadillac XT42020 Cadillac XT52020 Cadillac XT62020 Chevrolet 4500HD2020 Chevrolet 5500HD2020 Chevrolet Blazer2020 Chevrolet Bolt EV2020 Chevrolet Camaro2020 Chevrolet Colorado2020 Chevrolet Corvette2020 Chevrolet Equinox+ 755 more
  Associated Documents

  • DownloadMC-10169357-0001.pdf↗
• November 25, 2019•Document ID: 10169355

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

  Mfr Comm. #:

  080089014F

  Date Added:

  December 16, 2019

  Manufacturer:

  CHEVROLET

  Summary

  This informational bulletin provides information for dealers/technicians on Use of Dealer Case Management (DCM) and Being Prepared for Contacting U.S. Technical Assistance (TAC).

  Associated Products (449)

  2020 Buick Enclave2020 Buick Encore2020 Buick Envision2020 Buick Regal2020 Cadillac CT42020 Cadillac CT52020 Cadillac CT62020 Cadillac Escalade2020 Cadillac Escalade ESV2020 Cadillac XT42020 Cadillac XT52020 Cadillac XT62020 Chevrolet 4500HD2020 Chevrolet 5500HD2020 Chevrolet Blazer2020 Chevrolet Bolt EV2020 Chevrolet Camaro2020 Chevrolet Colorado2020 Chevrolet Corvette2020 Chevrolet Equinox+ 429 more
  Associated Documents

  • DownloadMC-10169355-0001.pdf↗
• November 12, 2019•Document ID: 10169356

  Service Bulletin/Repair Instructions
  EQUIPMENT ADAPTIVE/MOBILITY; WHEELS; TIRES; EQUIPMENT

  Mfr Comm. #:

  080310006G

  Date Added:

  December 16, 2019

  Manufacturer:

  CHEVROLET

  Summary

  This technical bulletin provides a procedure on how to clean and resurface aluminum wheel bead seats for vehicles that have the condition of Tire Slowly Goes Flat, Tire Air Loss, Low Tire Pressure Warning Light Illuminated, Aluminum Wheel Bead Seat Corrosion.

  Associated Products (651)

  2020 Buick Enclave2020 Buick Encore2020 Buick Envision2020 Buick Regal2020 Cadillac CT42020 Cadillac CT52020 Cadillac CT62020 Cadillac Escalade2020 Cadillac Escalade ESV2020 Cadillac XT42020 Cadillac XT52020 Cadillac XT62020 Chevrolet Blazer2020 Chevrolet Bolt EV2020 Chevrolet Camaro2020 Chevrolet Colorado2020 Chevrolet Corvette2020 Chevrolet Equinox2020 Chevrolet Express2020 Chevrolet Impala+ 631 more
  Associated Documents

  • DownloadMC-10169356-0001.pdf↗
• November 12, 2019•Document ID: 10169354

  Service Bulletin/Repair Instructions
  EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT; EXTERIOR LIGHTING

  Mfr Comm. #:

  010842001M

  Date Added:

  December 16, 2019

  Manufacturer:

  BUICK

  Summary

  This informational bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Replacement Guidelines.

  Associated Products (882)

  2020 Buick Enclave2020 Buick Encore2020 Buick Envision2020 Buick Regal2020 Cadillac CT42020 Cadillac CT52020 Cadillac CT62020 Cadillac Escalade2020 Cadillac Escalade ESV2020 Cadillac XT42020 Cadillac XT52020 Cadillac XT62020 Chevrolet 4500HD2020 Chevrolet 5500HD2020 Chevrolet Blazer2020 Chevrolet Bolt EV2020 Chevrolet Camaro2020 Chevrolet Colorado2020 Chevrolet Corvette2020 Chevrolet Equinox+ 862 more
  Associated Documents

  • DownloadMC-10169354-0001.pdf↗
• November 6, 2019•Document ID: 10169365

  Service Bulletin/Repair Instructions
  EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT

  Mfr Comm. #:

  PIE0545

  Date Added:

  December 16, 2019

  Manufacturer:

  CADILLAC

  Summary

  This engineering information bulletin is requesting information on paint quality issue that drives a warrantable item type of repair on any 2019 or 2020 Cadillac Model and to submit a Field Product Report (FPR) using the FPR App.

  Associated Products (16)

  2020 Cadillac CT42020 Cadillac CT52020 Cadillac CT62020 Cadillac Escalade2020 Cadillac Escalade ESV2020 Cadillac XT42020 Cadillac XT52020 Cadillac XT62019 Cadillac ATS2019 Cadillac CT62019 Cadillac CTS2019 Cadillac Escalade2019 Cadillac Escalade ESV2019 Cadillac XT42019 Cadillac XT52019 Cadillac XTS
  Associated Documents

  • DownloadMC-10169365-0001.pdf↗
• October 29, 2019•Document ID: 10168212

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  990420002K

  Date Added:

  November 25, 2019

  Manufacturer:

  CADILLAC

  Summary

  This informational bulletin provides information on Driveline Clunk Noise and what is acceptable and what is considered normal operations.

  Associated Products (428)

  2020 Buick Enclave2020 Buick Encore2020 Buick Envision2020 Buick Regal2020 Cadillac CT42020 Cadillac CT52020 Cadillac CT62020 Cadillac Escalade2020 Cadillac Escalade ESV2020 Cadillac XT42020 Cadillac XT52020 Cadillac XT62020 Chevrolet 4500HD2020 Chevrolet 5500HD2020 Chevrolet Blazer2020 Chevrolet Bolt EV2020 Chevrolet Camaro2020 Chevrolet Colorado2020 Chevrolet Corvette2020 Chevrolet Equinox+ 408 more
  Associated Documents

  • DownloadMC-10168212-0001.pdf↗
• October 16, 2019•Document ID: 10168207

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

  Mfr Comm. #:

  100089006G

  Date Added:

  November 25, 2019

  Manufacturer:

  PONTIAC

  Summary

  This informational bulletin provides information for dealers how to submit a product information report (PIR) (Canada Only).

  Associated Products (811)

  2020 Buick Enclave2020 Buick Encore2020 Buick Envision2020 Buick Regal2020 Cadillac CT42020 Cadillac CT52020 Cadillac CT62020 Cadillac Escalade2020 Cadillac Escalade ESV2020 Cadillac XT42020 Cadillac XT52020 Cadillac XT62020 Chevrolet Blazer2020 Chevrolet Bolt EV2020 Chevrolet Camaro2020 Chevrolet Colorado2020 Chevrolet Corvette2020 Chevrolet Equinox2020 Chevrolet Express2020 Chevrolet Impala+ 791 more
  Associated Documents

  • DownloadMC-10168207-0001.pdf↗
• October 14, 2019•Document ID: 10168175

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  16NA338

  Date Added:

  November 25, 2019

  Manufacturer:

  CHEVROLET

  Summary

  This Bulletin provides guidelines for Dealers Not Required and for Dealers Required to Contact the PQC for engine or transmission assembly replacement and explains the PQC process, GWM Transaction submission, vehicle service record retention and proper handling of assembly returns.

  Associated Products (660)

  2020 Buick Enclave2020 Buick Encore2020 Buick Envision2020 Buick Regal2020 Cadillac CT42020 Cadillac CT52020 Cadillac CT62020 Cadillac Escalade2020 Cadillac Escalade ESV2020 Cadillac XT42020 Cadillac XT52020 Cadillac XT62020 Chevrolet Blazer2020 Chevrolet Bolt EV2020 Chevrolet Camaro2020 Chevrolet Colorado2020 Chevrolet Corvette2020 Chevrolet Equinox2020 Chevrolet Impala2020 Chevrolet Malibu+ 640 more
  Associated Documents

  • DownloadMC-10168175-0001.pdf↗
• October 10, 2019•Document ID: 10168186

  Service Bulletin/Repair Instructions
  EQUIPMENT:ELECTRICAL

  Mfr Comm. #:

  18NA279

  Date Added:

  November 25, 2019

  Manufacturer:

  CHEVROLET

  Summary

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

  Associated Products (44)

  2020 Cadillac CT42020 Cadillac CT52020 Cadillac CT62020 Cadillac Escalade2020 Cadillac Escalade ESV2020 Cadillac XT42020 Cadillac XT52020 Cadillac XT62020 Chevrolet Blazer2020 Chevrolet Camaro2020 Chevrolet Malibu2020 Chevrolet Silverado2020 Chevrolet Spark2020 Chevrolet Suburban2020 Chevrolet Tahoe2020 Chevrolet Traverse2020 Chevrolet Trax2020 GMC Acadia2020 GMC Sierra2020 GMC Yukon+ 24 more
  Associated Documents

  • DownloadMC-10168186-0001.pdf↗
• October 9, 2019•Document ID: 10168208

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

  Mfr Comm. #:

  100089009C

  Date Added:

  November 25, 2019

  Manufacturer:

  GMC

  Summary

  This informational bulletin provides information on key code security and information on GM key code look up applications.

  Associated Products (772)

  2020 Buick Enclave2020 Buick Encore2020 Buick Envision2020 Buick Regal2020 Cadillac CT42020 Cadillac CT52020 Cadillac CT62020 Cadillac Escalade2020 Cadillac Escalade ESV2020 Cadillac XT42020 Cadillac XT52020 Cadillac XT62020 Chevrolet Blazer2020 Chevrolet Bolt EV2020 Chevrolet Camaro2020 Chevrolet Colorado2020 Chevrolet Corvette2020 Chevrolet Equinox2020 Chevrolet Express2020 Chevrolet Impala+ 752 more
  Associated Documents

  • DownloadMC-10168208-0001.pdf↗
• October 9, 2019•Document ID: 10168205

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  010601011K

  Date Added:

  November 25, 2019

  Manufacturer:

  CHEVROLET

  Summary

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

  Associated Products (646)

  2020 Buick Enclave2020 Buick Encore2020 Buick Envision2020 Buick Regal2020 Cadillac CT42020 Cadillac CT52020 Cadillac CT62020 Cadillac Escalade2020 Cadillac Escalade ESV2020 Cadillac XT42020 Cadillac XT52020 Cadillac XT62020 Chevrolet Blazer2020 Chevrolet Bolt EV2020 Chevrolet Camaro2020 Chevrolet Colorado2020 Chevrolet Corvette2020 Chevrolet Equinox2020 Chevrolet Express2020 Chevrolet Impala+ 626 more
  Associated Documents

  • DownloadMC-10168205-0001.pdf↗
• October 8, 2019•Document ID: 10168176

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  16NA361

  Date Added:

  November 25, 2019

  Manufacturer:

  CHEVROLET

  Summary

  This informational bulletin explains possible normal condition of a flare from 1st to 2nd, even if the trans had been repaired for the flare and its still noticed.

  Associated Products (65)

  2020 Cadillac CT42020 Cadillac CT62020 Chevrolet Camaro2020 Chevrolet Colorado2020 Chevrolet Corvette2020 Chevrolet Express2020 Chevrolet Silverado2020 GMC Sierra2019 Cadillac ATS2019 Cadillac CT62019 Cadillac CTS2019 Chevrolet Camaro2019 Chevrolet Colorado2019 Chevrolet Corvette2019 Chevrolet Express2019 Chevrolet Silverado2019 GMC Canyon2019 GMC Savana2019 GMC Sierra2018 Cadillac ATS+ 45 more
  Associated Documents

  • DownloadMC-10168176-0001.pdf↗
• October 2, 2019•Document ID: 10168204

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

  Mfr Comm. #:

  010089010N

  Date Added:

  November 25, 2019

  Manufacturer:

  GMC

  Summary

  This informational bulletin provides information on comebacks prevention information and using customer concern verification sheets (CCVS).

  Associated Products (549)

  2020 Buick Enclave2020 Buick Encore2020 Buick Envision2020 Buick Regal2020 Cadillac CT42020 Cadillac CT52020 Cadillac CT62020 Cadillac Escalade2020 Cadillac Escalade ESV2020 Cadillac XT42020 Cadillac XT52020 Cadillac XT62020 Chevrolet 4500HD2020 Chevrolet 5500HD2020 Chevrolet Blazer2020 Chevrolet Bolt EV2020 Chevrolet Camaro2020 Chevrolet Colorado2020 Chevrolet Corvette2020 Chevrolet Equinox+ 529 more
  Associated Documents

  • DownloadMC-10168204-0001.pdf↗
• October 2, 2019•Document ID: 10168188

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

  Mfr Comm. #:

  18NA306

  Date Added:

  November 25, 2019

  Manufacturer:

  CHEVROLET

  Summary

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

  Associated Products (380)

  2020 Buick Enclave2020 Buick Encore2020 Buick Envision2020 Buick Regal2020 Cadillac CT42020 Cadillac CT52020 Cadillac CT62020 Cadillac Escalade2020 Cadillac Escalade ESV2020 Cadillac XT42020 Cadillac XT52020 Cadillac XT62020 Chevrolet 4500HD2020 Chevrolet 5500HD2020 Chevrolet Blazer2020 Chevrolet Bolt EV2020 Chevrolet Camaro2020 Chevrolet Colorado2020 Chevrolet Corvette2020 Chevrolet Equinox+ 360 more
  Associated Documents

  • DownloadMC-10168188-0001.pdf↗
• October 2, 2019•Document ID: 10167423

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  PIP5677A

  Date Added:

  November 12, 2019

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates to the dealer technician that the 10L60, 10L80 and the 10L90 transmissions have been place on a part restriction. Dealers are to contact the Product Quality Center before replacing the transmission assembly.

  Associated Products (9)

  2020 Cadillac CT42020 Cadillac CT52020 Cadillac CT62020 Chevrolet Camaro2020 Chevrolet Silverado2020 GMC Sierra2019 Cadillac CT62019 Chevrolet Silverado2019 GMC Sierra
  Associated Documents

  • DownloadMC-10167423-0001.pdf↗