2021 Chevrolet Corvette Technical Service Bulletins

770 technical service bulletins (TSBs) are on record for the 2021 Chevrolet Corvette. TSBs are notes manufacturers send to dealers about repair procedures for issues seen in the field. They are not recalls and do not by themselves mean a vehicle has a fault.

• 10219389Aug 30, 2022Equipment. This service bulletin provides information for dealers on Using EL-52545 When Diagnosing PEPs Transmitter Key Fobs (North America ONLY).
• 10219284Aug 25, 2022Equipment. This Warranty Administration service bulletin provides information for dealers/Service advisors on when and how to submit a Pre-Repair Authorization (PRA).
• 10219359Aug 24, 2022Transmission and drivetrain. This service bulletin provides information help guide technicians to known areas of possible transmission fluid leaks.
• 10219293Aug 24, 2022Equipment, Body and structure. This service bulletin provides information for dealers/technicians on on unable to open folding top, DTC B19E1 sym64 possibly set.
• 10219292Aug 24, 2022Suspension. This service bulletin provides a service procedure to correct a customer concern of a Service Front Suspension Lift System Message Displayed on Driver Information Center (DIC) with DTC C103C and/or C103E Symptom 64 Set.
• 10219286Aug 24, 2022Equipment. This service bulletin provides information for dealers/technicians on a customer commenting on seeing a yellow tint appearance to hood and engine cover’s exposed carbon fiber parts.
• 10219278Aug 22, 2022Equipment. This Warranty Administration bulletin provides information on Dealer Empowerment for Goodwill, Customer Enthusiasm and Policy (U.S. Only).
• 10219266Aug 15, 2022Engine cooling. This bulletin provides information on tools available to find an intake vacuum leak or exhaust leak to correct a condition of MIL Illuminated with Multiple Fuel Trim and/or Oxygen Sensor Codes Set.
• 10218873Aug 10, 2022Fuel system, Engine cooling. This service bulletin provides information on the cold start control system in DI engines to reduce cold start emissions and improve fuel economy.
• 10217857Aug 2, 2022Equipment. This service bulletin provides repair information on release of Radio Software Version V160 Update to correct customer concerns of radio software issues.
• 10217926Aug 1, 2022Transmission and drivetrain. This service bulletin provides repair information (OTA update or TCM reprogram) to correct a customer concern of vehicle not passing California smog testing.
• 10217096Jul 29, 2022Transmission and drivetrain. This service bulletin provides a Diagnostic Aid for PicoScope Information and Setup for Transmission Related Concerns.
• 10217091Jul 29, 2022Transmission and drivetrain. This service bulletin provides a procedure to perform a transmission solenoid clean procedure 3 times depending on what DTC has set.
• 10217075Jul 29, 2022Engine cooling. This service bulletin provides information on Corvette and Camaro Exhaust Tone During Wide Open Throttle while in Sport or Track Modes and that this is considered a normal characteristic.
• 10217117Jul 26, 2022Equipment. This service bulletin provides repair information on release of Radio Software Version V160 Update to correct customer concerns of radio software issues.
• 10217043Jul 22, 2022Equipment. This bulletin provides information on Warranty Administration – Required Operating Procedures - 8 Points (U.S. Only).
• 10217069Jul 21, 2022Engine cooling. This technical bulletin provides a procedure to replace the camshaft actuator magnet to correct customer concerns of engine related shudder.
• 10217060Jul 20, 2022Equipment. This service bulletin provides a repair procedure to correct a customer concern of a No Fob detected message on Driver Information Center (DIC) and/or No Crank / No Start condition.
• 10217048Jul 18, 2022Equipment. This Warranty Administration service bulletin provides information for dealers/Service advisors on when and how to submit a Pre-Repair Authorization (PRA).
• 10217774Jul 15, 2022Visibility (wipers, defrost, mirrors). This Preliminary information communicates information to dealership technicians on diagnosing and repairing a water leak into the passenger side carpeting area after the AC has been used.
• 10216049Jul 11, 2022Engine cooling. This service bulletin provides a service procedure to correct a condition of a Ticking Noise from the Engine.
• 10217761Jul 1, 2022Suspension, Electrical system. This Preliminary Information communicates programming direction for replacing the K218 module in this vehicle.
• 10216376Jun 29, 2022Engine cooling. 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.
• 10215655Jun 28, 2022Equipment. This warranty admin bulletin covers information on Essential Tools that include Consumable Parts.
• 10215643Jun 27, 2022Visibility (wipers, defrost, mirrors), Engine cooling, Equipment. This service bulletin provides information to dealership personnel on a new refrigerant (R1234yf) for A/C service.
• 10215633Jun 24, 2022Equipment. This service bulletin provides repair information on release of Radio Software Version V160 Update to correct customer concerns of radio software issues.
• 10215628Jun 24, 2022Equipment. This service bulletin provides information for replacement parts traceability (RPT) process to aid in tracking part replacements.
• 10215639Jun 23, 2022Transmission and drivetrain. This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to Malfunction Indicator Lamp (MIL) Illuminated, Service Rear Axle Message On Driver Information Center (DIC), Transmission Shifting Concerns.
• 10215635Jun 23, 2022Equipment. This service bulletin provides information on an Accessory Lighted Sill Plate that Does Not Illuminate or Intermittently Illuminates.
• 10215629Jun 23, 2022Electrical system, Engine cooling. This service bulletin provides information for U.S. dealers ONLY to refer to the Battery Maintenance Report to identify vehicles in dealer inventory that require attention.
• 10215636Jun 22, 2022Suspension. This service bulletin informs the technician that the shocks should not be modified by removing spacer to lower vehicle and should not be submitted as a warranty repair.
• 10215626Jun 21, 2022Equipment. This service bulletin provides information for dealers/technicians on accessory all-weather floor liners and flat mats warped or misshapen.
• 10216363Jun 15, 2022Back-over prevention (rear camera). This Preliminary information communicates a condtion where SD card removed is being displayed on the radio display intermittently. ThisPI advises that engineering is working on a fix for this issue
• 10214869Jun 15, 2022Engine cooling. This service bulletin provides service information on new torque specification and installation procedure for ACDelco Spin-On Oil Filters.
• 10216362Jun 14, 2022Electrical system, Seat belts. This Preliminary Information communicates how a dealership technician should access the hatch / rear compartment in case of electrical and / or mechanical lock cylinder failure.
• 10216360Jun 9, 2022Transmission and drivetrain, Electrical system. This Preliminary information communicates an anomaly in the transmission control module to erroneously set diagnostic trouble codes.
• 10214508Jun 8, 2022Engine cooling. This engineering information (EI) closure ends the need for further information from the field in regards to the Service Engine Soon (SES) lamp illuminated on the driver information center (DIC) and DTC P0101, U060F and/or U1346 Set.
• 10214501Jun 6, 2022Wheels. This Warranty Administration bulletin is for information on General Motors New Vehicle Tire Warranty Program (U.S. Dealers Only).
• 10213700Jun 1, 2022Steering, Equipment. This service bulletin provides a procedure inspecting for excess grease or Sealant on the Exterior of the steering gear due to seeing grease or sealant on certain locations on the gear.
• 10213535May 27, 2022Electrical system, Engine cooling. This service bulletin provides information for U.S. dealers ONLY to refer to the Battery Maintenance Report to identify vehicles in dealer inventory that require attention.
• 10213252May 19, 2022Equipment. This service bulletin provides information on GM Canada New Vehicle Tire Warranty Program for Original Equipment (OE) Tires and PDI installed Limited Production Option (LPO) Tires.
• 10213799May 18, 2022Body and structure, Equipment. This Preliminary information communicates a diagnostic tip to a technician working on a convertible with an inoperative header latch.
• 10211929May 17, 2022Equipment. Service Update Bulletin. Certain vehicles that had the Serial Data Gateway Module (SDGM) replaced in service, may not have been programmed correctly resulting in an incomplete registration of the new module. Dealers are to reprogram the SDGM.
• 10213036May 16, 2022Brakes, Engine cooling, Fuel system, Wheels. This informational 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.
• 10213022May 16, 2022Equipment. This bulletin provides information for use on a Product Assistance Claim (PAC), which is formerly known as a Product Allegation Resolution (PAR) claim.
• 10212954May 13, 2022Transmission and drivetrain. This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to Malfunction Indicator Lamp (MIL) Illuminated, Service Rear Axle Message On Driver Information Center (DIC), Transmission Shifting Concerns.
• 10213795May 11, 2022Equipment. This Preliminary information communicates additional diagnostics for P1789.
• 10212910May 11, 2022Wheels. This Warranty Administration bulletin is for information on General Motors New Vehicle Tire Warranty Program (U.S. Dealers Only).
• 10213788May 6, 2022Equipment. This Preliminary information communicates a condtion where SD card removed is being displayed on the radio display intermittently. ThisPI advises that engineering is working on a fix for this issue
• 10211940May 6, 2022Transmission and drivetrain. This engineering information (EI) closure ends the need for further information from the field in regards to a Transmission Hot message displayed on DIC and/or Vehicle Will Not Disengage from Park, DTCs P0606, P0607 Set.

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