2020 Chevrolet Corvette Technical Service Bulletins

924 technical service bulletins (TSBs) are on record for the 2020 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.

• 10210582Apr 14, 2022Equipment, Electrical system, Body and structure. This service bulletin provides information for dealers/technicians on on unable to open folding top, DTC B19E1 sym64 possibly set.
• 10210574Apr 13, 2022Body and structure. This service bulletin provides repair information to correct a customer concern of paint peeling or chipping on the front fascia at the headlamp or fender seam.
• 10210543Apr 13, 2022Equipment. This informational bulletin provides information on a guide to help reduce repeat visits for the same customer concern.
• 10210443Apr 8, 2022Transmission and drivetrain, Electrical system. This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to a Transmission Hot message displayed on DIC and/or Vehicle Will Not Disengage from Park, DTCs P0606, P0607 Set.
• 10210441Apr 7, 2022Body and structure. This preliminary informational (PI) bulletin provides information to dealership personnel which may be helpful when addressing underbody component corrosion with customers.
• 10210194Apr 5, 2022Other or unknown. This informational bulletin provides information on a guide to help reduce repeat visits for the same customer concern.
• 10209980Mar 31, 2022Engine cooling. 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.
• 10209977Mar 30, 2022Equipment. This service bulletin provides information for replacement parts traceability (RPT) process to aid in tracking part replacements.
• 10209955Mar 30, 2022Engine cooling. This service bulletin provides a service procedure to correct a condition of a Ticking Noise from the Engine.
• 10210348Mar 28, 2022Electrical system. 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.
• 10209743Mar 25, 2022Wheels, Equipment. 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).
• 10210338Mar 22, 2022Body and structure. This Preliminary information communicates repair direction to the body shop for a paint code on a hard to find low gloss black coating.
• 10209921Mar 22, 2022Engine cooling. This service bulletin provides service information on new torque specification and installation procedure for ACDelco Spin-On Oil Filters.
• 10209747Mar 22, 2022Equipment. This bulletin provides information for use on a Product Assistance Claim (PAC), which is formerly known as a Product Allegation Resolution (PAR) claim.
• 10209465Mar 16, 2022Engine cooling, Fuel system. This informational bulletin explains the difference in AFM and DFM engines and what is and is not activated during this occurrence.
• 10209137Mar 8, 2022Wheels, Suspension. This service bulletin provides information on summer tire performance and tire cold weather cracking.
• 10210321Mar 7, 2022Wheels, Tires. 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.
• 10209398Mar 7, 2022Engine cooling, Electrical system, Equipment. This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the Service Engine Soon (SES) lamp illuminated on the driver information center (DIC) and DTC P0101, U060F and/or U1346 Set.
• 10210318Mar 4, 2022Transmission and drivetrain, Electrical system. This Preliminary information communicates an anomaly in the transmission control module to erroneously set diagnostic trouble codes.
• 10210317Mar 3, 2022Body and structure. This Preliminary Information communicates diagnostic information for a dealership technician to address a paint chip in the front fascia near the headlamp capsule.
• 10210316Mar 3, 2022Equipment, Body and structure. This Preliminary Information communicates helpful information on diagnosing general customer concerns related to a power folding top.
• 10209097Mar 3, 2022Transmission and drivetrain, Brakes, Electrical system. This service bulletin informs the technician to inspect for a possible electrical concern at the ECM X2 electrical connector to correct a customer concern of Malfunction Indicator Lamp (MIL) Illuminated - DTC P0333 Set.
• 10208898Mar 3, 2022Electrical system, Latches, locks and linkages, Body and structure. This service bulletin provides repair information to correct a customer concern of hood ajar message displayed on DIC, hood may not open using any electrical release buttons, but will open using manual release cable.
• 10209133Mar 1, 2022Transmission and drivetrain. This engineering information (EI) closure ends the need for further information from the field regarding dealership personnel that when it comes to the scheduled maintenance at 12,070 km (7500 mi), or within the first year of ownership, to send engineering the Dual Clutch Canister Transmission Filters for inspection after replacement.
• 10208991Feb 24, 2022Electrical system. This Preliminary information communicates a process to correct the concern of Unable to contact OnStar after the 3G EOL on 2015-2022 model year vehicles in the United States.
• 10214242Feb 22, 2022Brakes. This service bulletin provides information for dealers/technicians on Brake Pulsation, Noise and/or Visible Pitting Condition to Brake Rotor Surface.
• 10214229Feb 18, 2022Visibility (wipers, defrost, mirrors). This service bulletin provides repair information to correct a customer concern of the Convertible Top May Not Lower Intermittently, Technician may find DTC B19E4 SYM64 May be Stored in History.
• 10214238Feb 17, 2022Exterior lighting. This service bulletin provides repair information to correct a customer concern of Malfunction Indicator Lamp (MIL) Illuminated with DTC P2251 and/or DTC P2254 Set.
• 10208979Feb 9, 2022Transmission and drivetrain. This Preliminary information communicates the need to replace the transmission assembly for faults related to non-serviceable internal parts..
• 10214223Feb 4, 2022Equipment. This service bulletin provides information to inform dealership personnel about Law Enforcement and Government vehicles that request to disable or enable content.
• 10208971Feb 3, 2022Wheels, Tires. 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.
• 10216101Feb 1, 2022Equipment. Phone Left In Wireless Cellphone Charger Reminder.
• 10208076Jan 31, 2022Other or unknown. This Preliminary information communicates an issues with false codes setting in vehicles due to timing issues between the modules.
• 10214219Jan 28, 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.
• 10213766Jan 28, 2022Equipment. This Warranty Administration bulletin provides information on Global Warranty Management (GWM) Warranty Parts Center (WPC) Parts Return Program Information.
• 10213762Jan 28, 2022Equipment. This service bulletin provides information for dealers/technicians on Use of Dealer Case Management (DCM) and Being Prepared for Contacting U.S. Technical Assistance (TAC).
• 10212633Jan 28, 2022Equipment. This service bulletin provides information for the Global Warranty Management (GWM) Warranty Parts Center (WPC) Part Photo Return Process (U.S. Dealers Only).
• 10213768Jan 27, 2022Equipment, Body and structure. This preliminary informational bulletin provides information on Damaged, Disassembled or Improperly Packaged Turbochargers Returned to Warranty Part Center.
• 10213765Jan 27, 2022Fuel system, Other or unknown. This service bulletin provides technicians with updated information to help identify the differences between what is considered a fluid leak, and what is considered fluid seepage.
• 10213761Jan 27, 2022Back-over prevention (rear camera). This informational bulletin provides information on Internal Engine Noise or Damage After Oil Filter Replacement.
• 10212603Jan 27, 2022Brakes. This service bulletin provides information for cleaning brake dust off of aluminum or chrome wheels.
• 10208059Jan 26, 2022Other or unknown. This Preliminary information communicates a diagnostic tip on how to resolve a issue if the serial data authentication configuration did not complete correctly.
• 10208051Jan 24, 2022Electrical system, Body and structure. This Preliminary information communicates a parts restriction is in place for the Body Control Module on 2020 Cadillac CT4, CT5, Chevrolet Corvette, Suburban, Tahoe and GMC Yukon.
• 10212628Jan 18, 2022Electrical system. This service bulletin provides information for dealers/technicians on Stone Chip/Membrane Damage, Broken Connector and/or Sensor Retaining Tabs, and/or Paint Damage of Park Assist Sensors.
• 10212605Jan 18, 2022Engine. This service bulletin provides graphics, information and guidelines for engine component wear to assist service personnel as a guideline to perform necessary engine repairs and prevent unnecessary engine replacement.
• 10208034Jan 18, 2022Other or unknown. This Preliminary Information communication provides information to the technician that General Motors Technical Assistance Center may ask for Global Diagnostic System 2 Session Log. Technician will need use Global Diagnostic System 2 to send the session logs to General Motors Technical Assistance Center for further assistance on the vehicle in question.
• 10214209Jan 14, 2022Seats, Electrical system. This service bulletin provides repair information to correct a customer concern of Memory Seat Module Does Not Adjust.
• 10208029Jan 14, 2022Engine. This Preliminary Information communication provides information to the technician that General Motors Technical Assistance Center may ask for Global Diagnostic System 2 Session Log. Technician will need use Global Diagnostic System 2 to send the session logs to General Motors Technical Assistance Center for further assistance on the vehicle in question.
• 10208027Jan 14, 2022Brakes, Fuel system. 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.
• 10212625Jan 11, 2022Engine cooling. This service bulletin provides service information on new torque specification and installation procedure for ACDelco Spin-On Oil Filters.

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