2023 Chevrolet Corvette Technical Service Bulletins

652 technical service bulletins (TSBs) are on record for the 2023 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.

• 10251909Mar 11, 2024Electrical system, Engine cooling, Transmission and drivetrain. This bulletin advises the tech to inspect deeper into what may be the main cause of an engine failure.
• 10251888Mar 11, 2024Equipment. This warranty administration bulletin provides policy information for GM courtesy transportation and roadside assistance programs.
• 10251889Mar 10, 2024Equipment. This Warranty Administration bulletin provides information on Dealer Empowerment for Goodwill, Customer Enthusiasm and Policy (U.S. Only).
• 10251512Mar 7, 2024Transmission and drivetrain, Engine cooling. Customer Satisfaction Program - Certain vehicles, equipped with an 8-speed dual clutch transmission (RPO M1M), may have been serviced with the wrong Main Control Valve Body. Dealers will replace the Main Control Valve Body.
• 10251629Mar 5, 2024Engine cooling, Electrical system. This service bulletin provides a procedure to verify the noise and align the camshaft caps to correct customer concerns of a Ticking, Tapping or Snapping Noise from Engine.
• 10251635Mar 4, 2024Equipment. This service bulletin provides information on All hazmat parts being returned to the Warranty Parts Center (WPC) must be shipped using Central Transport. Hazardous materials should never be sent by air transportation to the WPC.
• 10251513Mar 1, 2024Other or unknown. This warranty administration bulletin provides information regarding the field action courtesy transportation policy.
• 10251711Feb 23, 2024Electrical system. This Preliminary Information communicates programming direction for replacing the K218 module in this vehicle.
• 10250795Feb 22, 2024Engine cooling, Fuel system, Electrical system. This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regard to the Check Engine Lamp illuminated on Driver Information Center (DIC).
• 10250775Feb 22, 2024Engine 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.
• 10250499Feb 20, 2024Engine cooling. Customer Satisfaction Program - Certain vehicles may have a condition in which the carbon fiber Back Body Opening Side Filler (closeout panel) was not received. Dealers will install the carbon fiber Back Body Opening Side Filler.
• 10251697Feb 15, 2024Exterior lighting. This Preliminary Information communicates instructions for a dealership technician to properly diagnose a Service Headlamp System message.
• 10250545Feb 15, 2024Engine cooling. This service bulletin provides repair information to correct a customer concern of a chirp, squeak noise heard coming from the rear of vehicle.
• 10250756Feb 14, 2024Transmission and drivetrain. This engineering information (EI) closure ends the need for gathering further information from technicians in regard to a noise heard coming from the transmission area.
• 10250566Feb 14, 2024Electrical system, Equipment. This service bulletin provides information for dealers/technicians on MDI 2 Required When Programming Vehicles with Vehicle Intelligence Platform (VIP).
• 10250576Feb 13, 2024Brakes. This service bulletin provides information for dealers/technicians on Brake Pulsation, Noise and/or Visible Pitting Condition to Brake Rotor Surface.
• 10250515Feb 9, 2024Brakes, Equipment. This service bulletin provides information for having brake pulsation and/or repeat brake pulsation.
• 10250505Feb 7, 2024Engine cooling, Fuel system. This service bulletin provides information on the cold start control system in DI engines to reduce cold start emissions and improve fuel economy.
• 10250503Feb 7, 2024Engine cooling. This bulletin provides information on Engine Concerns that could result from lack of scheduled maintenance, improper service or aftermarket calibrations.
• 10250347Feb 2, 2024Transmission and drivetrain, Engine cooling. This Warranty Admin service 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 for Canadian Dealers only.
• 10250352Feb 1, 2024Body and structure. This service bulletin provides a procedure to correct a customer concern of Convertible Top Leak Around Side Glass in High Pressure Car Wash.
• 10250273Jan 31, 2024Transmission and drivetrain, Electrical system. This service bulletin provides a Diagnostic Aid for PicoScope Information and Setup for Transmission Related Concerns.
• 10250007Jan 31, 2024Equipment. This Preliminary information communicates an issue where the vehicles wireless charger no longer works with certain ISO updates on Apple 15 phones and advises customer to update their phone to the lastest ISO update.
• 10250281Jan 30, 2024Engine cooling, Electrical system. This service bulletin provides repair information to correct a customer concern of Service Engine Soon Lamp Illuminated with DTC P0315.
• 10250276Jan 30, 2024Electrical system, Equipment. This service bulletin provides information on the EL-52800 Diagnostic & Charge Battery Station (DCBS) – FAQs.
• 10250278Jan 29, 2024Equipment, Electrical system. This service bulletin assists technicians in setting up PicoScope hardware/software to monitor CAN bus traffic (voltage patterns) to aid Technical Assistance (TAC) and Field Service Engineers (FSEs) in diagnosing electrical issues present on network communication circuits.
• 10249210Jan 26, 2024Engine cooling, Transmission and drivetrain. Customer Satisfaction Program - Certain vehicles, equipped with an 8-speed dual clutch transmission (RPO M1M), may have been serviced with the wrong Main Control Valve Body. Dealers will replace the Main Control Valve Body.
• 10250252Jan 25, 2024Suspension. 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 whenever there is a customer concern of a Service Front Lift System Message on DIC or fluid leaking from shocks.
• 10249996Jan 24, 2024Engine cooling. This Preliminary information communicates to the dealer of an exchange program that was placed on the 5.5L LT6 engine in the 2023-2024 Corvette.
• 10250244Jan 18, 2024Body and structure. This preliminary informational (PI) bulletin provides information to dealership personnel which may be helpful when addressing underbody component corrosion with customers.
• 10249947Jan 17, 2024Electrical system, Transmission and drivetrain, Equipment. This service bulletin advises the technician to take a screen shot of the park position sensor and send it to TAC, where they will determine trans replacement or vehicle repair to correct customer concerns of a Dead Battery, No Start, and/or Vehicle Will Not Shut Down.
• 10249946Jan 16, 2024Engine cooling. This bulletin advises the tech to inspect deeper into what may be to main cause of an engine failure.
• 10249590Jan 16, 2024Equipment. This bulletin provides information for use on a Product Assistance Claim (PAC), which is formerly known as a Product Allegation Resolution (PAR) claim.
• 10249979Jan 12, 2024Equipment. This PI states that a vehicle may exhibit a concern of the cross traffic alert indicators not displaying on the radio screen. While this is a customer dissatisfier, it does not pose a safety concern due to the fact that the customer will still be alerted to an approaching vehicle by the seat vibration. Dealers are advised that engineering is working on a resolution and it will be available by the end of 2023.
• 10249579Jan 12, 2024Engine cooling, Transmission and drivetrain. This PI bulletin advises the technician on the proper way to install the pistons in an engine.
• 10249011Jan 12, 2024Exterior lighting. This informational bulletin provides information for dealers/technicians on Headlamp, Tail Lamp, License Lamp or Fog/Driving Lamp Damage.
• 10249535Jan 8, 2024Electrical system. This preliminary information (PI) provides information om Service Programming System (SPS) Error Codes (E4398, E4399, E4403, M4404, M4413, M6954, M6955, E4414, E4423, E4491 or E6961).
• 10249958Jan 5, 2024Transmission and drivetrain, Other or unknown. This Preliminary information communicates that characterizing certain parts is no longer required, the service instruction was changed but technicians are still trying to perform the function causing further confusion.
• 10248707Dec 22, 2023Equipment, Electrical system, Body and structure. This service bulletin provides repair information to correct a customer concern of the Convertible Top May Not Lower Intermittently, TDTC B19E4 SYM64 Stored in History.
• 10248705Dec 22, 2023Engine cooling. This service bulletin provides a service procedure to correct a condition of a Ticking Noise from the Engine.
• 10248710Dec 21, 2023Equipment, Electrical system. This service bulletin provides repair information to correct a customer concern of Wireless Charging Intermittent When Using iPhone and Samsung Phones at Offset Positions.
• 10249294Dec 15, 2023Other or unknown, Electrical system. This Preliminary information communicates a GM part number for reflective high temperature heat or insulating tape when repairing wiring harnesses.
• 10249291Dec 14, 2023Fuel system, Electrical system. This Preliminary information communicates to the dealer an issue where the vehicle may set diagnostics trouble codes related to the bank 2 fuel rail pressure sensor. The dealer is instructed to inspect associated wiring and terminals, then replace the bank 2 fuel rail pressure sensor if nothing else is found.
• 10249286Dec 13, 2023Equipment. This Preliminary information communicates an issue where the vehicles wireless charger no longer works with the latest ISO update on Apple 15 phones.
• 10247552Dec 12, 2023Equipment. This service bulletin provides information on Concerns or Questions Regarding Installation of Dealer Installed Accessories.
• 10249281Dec 8, 2023Equipment. This Preliminary information communicates an issue where the vehicles wireless charger no longer works with the lastest ISO update on Apple 15 phones.
• 10247192Dec 8, 2023Equipment, Engine cooling, Electrical system. This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements.
• 10249270Dec 6, 2023Equipment. This Preliminary information communicates an issue where the vehicles wireless charger no longer works with the lastest ISO update on Apple 15 phones.
• 10249267Dec 5, 2023Electrical system. This Preliminary information communicates an issues with the odometer being incorrect after a programming event and how the dealership can resolve the issue.
• 10249265Dec 5, 2023Equipment. This Preliminary information communicates to the dealer of an exchange program that was placed on the 5.5L LT6 engine in the 2023-2024 Corvette.

← All problems reported for the 2023 Chevrolet Corvette