Chevrolet Corvette Service Bulletins (2021)

770 manufacturer communications on file.

• March 30, 2021•Document ID: 10190439

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  PIP5797

  Date Added:

  April 19, 2021

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates the need to replace the transmission assembly for faults related to non-serviceable internal parts..

  Associated Products (1)

  2021 Chevrolet Corvette
  Associated Documents

  • DownloadMC-10190439-0001.pdf↗
• March 30, 2021•Document ID: 10190438

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  PIP5709N

  Date Added:

  April 19, 2021

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates the transmission used in the 2020 and 2021 Corvette is on exchange with the supplier for early root cause analysis.

  Associated Products (1)

  2021 Chevrolet Corvette
  Associated Documents

  • DownloadMC-10190438-0001.pdf↗
• March 30, 2021•Document ID: 10190433

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  PIP5212C

  Date Added:

  April 19, 2021

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary Information communication provides information to the technician about vehicles that have run hot and or has a tick noise. Technician should inspect the head gaskets to ensure are not installed backwards. Technician should replace the head gasket if they are found installed backwards.

  Associated Products (5)

  2021 Chevrolet Camaro2021 Chevrolet Corvette2021 Chevrolet Suburban2021 Chevrolet Tahoe2021 GMC Yukon XL
  Associated Documents

  • DownloadMC-10190433-0001.pdf↗
• March 29, 2021•Document ID: 10191192

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  18NA306

  Date Added:

  May 3, 2021

  Manufacturer:

  CHEVROLET

  Summary

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

  Associated Products (30)

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  Associated Documents

  • DownloadMC-10191192-0001.pdf↗
• March 29, 2021•Document ID: 10190777

  Service Bulletin/Repair Instructions
  WHEELS

  Mfr Comm. #:

  N202315730

  Date Added:

  April 26, 2021

  Manufacturer:

  CHEVROLET

  Summary

  Service update - certain vehicles may have a condition where exposed porosity in wheel castings are larger than allowed and do not meet internal GM requirements. Dealers are to inspect the wheels and replace if necessary.

  Associated Products (1)

  2021 Chevrolet Corvette
  Associated Documents

  • DownloadMC-10190777-0001.pdf↗
• March 23, 2021•Document ID: 10190423

  Service Bulletin/Repair Instructions
  SUSPENSION; ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC)

  Mfr Comm. #:

  PIC6434

  Date Added:

  April 19, 2021

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary Information communicates diagnostic tips for a technician to diagnose a C103C / C103E set in the K218 Front Suspension Lift System.

  Associated Products (1)

  2021 Chevrolet Corvette
  Associated Documents

  • DownloadMC-10190423-0001.pdf↗
• March 22, 2021•Document ID: 10192031

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:IMMOBILIZER/PROXIMITY:KEY/SENDER

  Mfr Comm. #:

  21NA061

  Date Added:

  May 10, 2021

  Manufacturer:

  GMC

  Summary

  This service bulletin provides information for dealers on Using EL-52545 When Diagnosing PEPs Transmitter Key Fobs (North America ONLY).

  Associated Products (31)

  2021 Buick Enclave2021 Buick Encore2021 Buick Encore GX2021 Buick Envision2021 Cadillac CT42021 Cadillac CT52021 Cadillac Escalade ESV2021 Cadillac XT42021 Cadillac XT52021 Cadillac XT62021 Chevrolet 4500XD2021 Chevrolet Blazer2021 Chevrolet Bolt EV2021 Chevrolet Camaro2021 Chevrolet Colorado2021 Chevrolet Corvette2021 Chevrolet Equinox2021 Chevrolet Express2021 Chevrolet Malibu2021 Chevrolet Spark+ 11 more
  Associated Documents

  • DownloadMC-10192031-0001.pdf↗
• March 18, 2021•Document ID: 10192035

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  21NA070

  Date Added:

  May 10, 2021

  Manufacturer:

  CHEVROLET

  Summary

  This service bulletin provides a procedure to perform a transmission solenoid clean procedure 3 times depending on what DTC has set.

  Associated Products (1)

  2021 Chevrolet Corvette
  Associated Documents

  • DownloadMC-10192035-0001.pdf↗
• March 17, 2021•Document ID: 10192034

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:IMMOBILIZER/PROXIMITY:KEY/SENDER

  Mfr Comm. #:

  21NA068

  Date Added:

  May 10, 2021

  Manufacturer:

  GMC

  Summary

  This warranty administration bulletin provides policy information requirements applicable to key fob replacement under the New Vehicle Limited Warranty or under a Replacement Parts Warranty on 2021 and newer model year vehicles with RPO ATH (U.S. Only).

  Associated Products (32)

  2022 Chevrolet Bolt EV2021 Buick Enclave2021 Buick Encore2021 Buick Encore GX2021 Buick Envision2021 Cadillac CT42021 Cadillac CT52021 Cadillac Escalade ESV2021 Cadillac XT42021 Cadillac XT52021 Cadillac XT62021 Chevrolet 4500XD2021 Chevrolet Blazer2021 Chevrolet Bolt EV2021 Chevrolet Camaro2021 Chevrolet Colorado2021 Chevrolet Corvette2021 Chevrolet Equinox2021 Chevrolet Express2021 Chevrolet Malibu+ 12 more
  Associated Documents

  • DownloadMC-10192034-0001.pdf↗
• March 17, 2021•Document ID: 10191233

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  110089005Q

  Date Added:

  May 3, 2021

  Manufacturer:

  GMC

  Summary

  This Warranty Administration bulletin provides information on Dealer Empowerment for Goodwill, Customer Enthusiasm and Policy (U.S. Only).

  Associated Products (32)

  2021 Buick Enclave2021 Buick Encore2021 Buick Encore GX2021 Buick Envision2021 Cadillac CT42021 Cadillac CT52021 Cadillac Escalade ESV2021 Cadillac XT42021 Cadillac XT52021 Cadillac XT62021 Chevrolet 4500XD2021 Chevrolet 6500XD2021 Chevrolet Blazer2021 Chevrolet Bolt EV2021 Chevrolet Camaro2021 Chevrolet Colorado2021 Chevrolet Corvette2021 Chevrolet Equinox2021 Chevrolet Express2021 Chevrolet Malibu+ 12 more
  Associated Documents

  • DownloadMC-10191233-0001.pdf↗
• March 17, 2021•Document ID: 10190409

  Service Bulletin/Repair Instructions
  VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:CONDENSOR/EVAPORATOR

  Mfr Comm. #:

  PIP5786A

  Date Added:

  April 19, 2021

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates  I vehicle may come in with a need to test the EVAP system for a leaks. CH-52519 modification

  Associated Products (1)

  2021 Chevrolet Corvette
  Associated Documents

  • DownloadMC-10190409-0001.pdf↗
• March 15, 2021•Document ID: 10190401

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  PIP5709M

  Date Added:

  April 19, 2021

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates the transmission used in the 2020 and 2021 Corvette is on exchange with the supplier for early root cause analysis.

  Associated Products (1)

  2021 Chevrolet Corvette
  Associated Documents

  • DownloadMC-10190401-0001.pdf↗
• March 11, 2021•Document ID: 10191232

  Service Bulletin/Repair Instructions
  EQUIPMENT ADAPTIVE/MOBILITY

  Mfr Comm. #:

  1008110001I

  Date Added:

  May 3, 2021

  Manufacturer:

  GMC

  Summary

  This informational bulletin provides information on proper use of floor mats.

  Associated Products (31)

  2021 Buick Enclave2021 Buick Encore2021 Buick Encore GX2021 Buick Envision2021 Cadillac CT42021 Cadillac CT52021 Cadillac Escalade ESV2021 Cadillac XT42021 Cadillac XT52021 Cadillac XT62021 Chevrolet 4500XD2021 Chevrolet Blazer2021 Chevrolet Bolt EV2021 Chevrolet Camaro2021 Chevrolet Colorado2021 Chevrolet Corvette2021 Chevrolet Equinox2021 Chevrolet Express2021 Chevrolet Malibu2021 Chevrolet Spark+ 11 more
  Associated Documents

  • DownloadMC-10191232-0001.pdf↗
• March 11, 2021•Document ID: 10191207

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

  Mfr Comm. #:

  20NA138

  Date Added:

  May 3, 2021

  Manufacturer:

  CADILLAC

  Summary

  This bulletin provides information on Policies Applicable to All U.S. Dealers for Engine and Transmission Assembly Replacement Under Warranty, Policy or Customer Enthusiasm and information on Submission of Warranty Transaction in Global Warranty Management.

  Associated Products (29)

  2021 Buick Enclave2021 Buick Encore2021 Buick Encore GX2021 Buick Envision2021 Cadillac CT42021 Cadillac CT52021 Cadillac Escalade ESV2021 Cadillac XT42021 Cadillac XT52021 Cadillac XT62021 Chevrolet Blazer2021 Chevrolet Camaro2021 Chevrolet Colorado2021 Chevrolet Corvette2021 Chevrolet Equinox2021 Chevrolet Express2021 Chevrolet Malibu2021 Chevrolet Spark2021 Chevrolet Suburban2021 Chevrolet Tahoe+ 9 more
  Associated Documents

  • DownloadMC-10191207-0001.pdf↗
• March 10, 2021•Document ID: 10192030

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  21NA060

  Date Added:

  May 10, 2021

  Manufacturer:

  CHEVROLET

  Summary

  This service bulletin describes the TLC/SPS2 Module Programming Requirements for Vehicles Using GM?s New Vehicle Intelligence Platform (VIP) Module Architecture.

  Associated Products (9)

  2021 Buick Envision2021 Cadillac CT42021 Cadillac CT52021 Cadillac Escalade ESV2021 Chevrolet Corvette2021 Chevrolet Suburban2021 Chevrolet Tahoe2021 GMC Yukon2021 GMC Yukon XL
  Associated Documents

  • DownloadMC-10192030-0001.pdf↗
• March 10, 2021•Document ID: 10190770

  Service Bulletin/Repair Instructions
  FUEL SYSTEM, GASOLINE

  Mfr Comm. #:

  N212327740

  Date Added:

  April 26, 2021

  Manufacturer:

  CHEVROLET

  Summary

  Service Update. On certain vehicles, the HVAC condensate drain hose may not be fully installed and may result in a water leak. Dealers are to fully install the HVAC condensate drain hose.

  Associated Products (1)

  2021 Chevrolet Corvette
  Associated Documents

  • DownloadMC-10190770-0001.pdf↗
• March 9, 2021•Document ID: 10191217

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  21NA043

  Date Added:

  May 3, 2021

  Manufacturer:

  CHEVROLET

  Summary

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

  Associated Products (31)

  2021 Buick Enclave2021 Buick Encore2021 Buick Encore GX2021 Buick Envision2021 Cadillac CT42021 Cadillac CT52021 Cadillac Escalade ESV2021 Cadillac XT42021 Cadillac XT52021 Cadillac XT62021 Chevrolet 4500XD2021 Chevrolet Blazer2021 Chevrolet Bolt EV2021 Chevrolet Camaro2021 Chevrolet Colorado2021 Chevrolet Corvette2021 Chevrolet Equinox2021 Chevrolet Express2021 Chevrolet Malibu2021 Chevrolet Spark+ 11 more
  Associated Documents

  • DownloadMC-10191217-0001.pdf↗
• March 9, 2021•Document ID: 10191206

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  20NA132

  Date Added:

  May 3, 2021

  Manufacturer:

  CADILLAC

  Summary

  This warranty administration bulletin provides policy information on the requirements for battery testing and warranty replacements.

  Associated Products (32)

  2021 Buick Enclave2021 Buick Encore2021 Buick Encore GX2021 Buick Envision2021 Cadillac CT42021 Cadillac CT52021 Cadillac Escalade ESV2021 Cadillac XT42021 Cadillac XT52021 Cadillac XT62021 Chevrolet 4500XD2021 Chevrolet 6500XD2021 Chevrolet Blazer2021 Chevrolet Bolt EV2021 Chevrolet Camaro2021 Chevrolet Colorado2021 Chevrolet Corvette2021 Chevrolet Equinox2021 Chevrolet Express2021 Chevrolet Malibu+ 12 more
  Associated Documents

  • DownloadMC-10191206-0001.pdf↗
• March 9, 2021•Document ID: 10190390

  Service Bulletin/Repair Instructions
  FUEL SYSTEM, GASOLINE:STORAGE:EVAPORATIVE EMISSIONS:CANISTER

  Mfr Comm. #:

  PIP5786

  Date Added:

  April 19, 2021

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates  I vehicle may come in with a need to test the EVAP system for a leaks. CH-52519 modification

  Associated Products (1)

  2021 Chevrolet Corvette
  Associated Documents

  • DownloadMC-10190390-0001.pdf↗
• March 8, 2021•Document ID: 10191205

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  20NA123

  Date Added:

  May 3, 2021

  Manufacturer:

  BUICK

  Summary

  This service bulletin provides repair information to correct a customer concern of a Malfunction Indicator Lamp (MIL) Illuminated with DTCs U1961, U1983 setting.

  Associated Products (9)

  2021 Buick Envision2021 Cadillac CT42021 Cadillac CT52021 Cadillac Escalade ESV2021 Chevrolet Corvette2021 Chevrolet Suburban2021 Chevrolet Tahoe2021 GMC Yukon2021 GMC Yukon XL
  Associated Documents

  • DownloadMC-10191205-0001.pdf↗