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Service bulletins for the 2019 Chevrolet Corvette

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

790 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

By topic

Bulletins, newest first
16NA3382019-03-18. Service bulletin. POWER TRAIN. 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.
16NA2012019-03-18. Service bulletin. EQUIPMENT. This informational bulletin describes the new process for shipping ground effect components and other loose shipped parts for new vehicles.
16NA1752019-03-18. Service bulletin. POWER TRAIN. This technical bulletin provides a procedure to flush and drain fluids for the transmission to eliminate a shake and/or shudder during a light throttle acceleration between 40 and 128 KM/H (25 and 80 MPH) at a steady state.
100089005H2019-03-18. Service bulletin. ELECTRICAL SYSTEM:WIRING. This warranty admin bulletin explains to the technician additional information may be needed when submitting transactions when doing wiring repairs.
080089014D2019-03-18. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 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).
040089015T2019-03-18. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This warranty administration bulletin provides policy information on required operating procedures.
030603004X2019-03-18. Service bulletin. EQUIPMENT:ELECTRICAL. This warranty administration bulletin provides policy information on the requirements for battery testing and warranty replacements.
010089010M2019-03-18. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This informational bulletin provides information on comebacks prevention information and using customer concern verification sheets (CCVS).
19NA0102019-03-18. Service bulletin. EQUIPMENT:ELECTRICAL. This informational bulletin provides information for dealers/technicians on Information on Head-Up Display (HUD) on Vehicles Model Year 2017 and Newer Has Rotational Feature that Allows for Adjusting of the Angle of the HUD Image.
PIC5650F2019-03-18. Service bulletin. ENGINE AND ENGINE COOLING. This Preliminary Information communication provides information to the technician about vehicles that have an intermittent no crank, no start, or start stall concern with the security light coming on. Technician may find Diagnostic Trouble Codes B3055, B3060, and/or B3935. Technician should not replace any parts for this concern. If unable to duplicate the concern ask if the customer uses any Radio Frequency Identification Devices when the concern is present. Dealer should also direct their customers to the appropriate section in the Owner manuals that references that the device complies.
PIP5212B2019-03-18. Service bulletin. ENGINE AND ENGINE 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.
PIP5311D2019-03-18. Service bulletin. ENGINE AND ENGINE COOLING. This Preliminary Information communication provides information to the technician about vehicles that have a hot temp message. Any time the maximum recommended temperatures are reached in any condition, the Driver Information Center will give warnings at the appropriate time for coolant, oil, or transmission fluid. A cool-down lap or two will bring operating temperatures back to a reasonable level and aggressive track driving can be resumed.
17NA2712019-03-18. Service bulletin. WHEELS. This bulletin provides a procedure to clean the back side of the rims and rotors and to correct the customers concern of wheel clicking.
PIC6009B2019-03-11. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This Preliminary Information communication provides information to the technician about customers that may inquire as to whether or not a rear sway bar can be added to a vehicle that was not originally equipped with one. The rear sway bar is part of the Z51 Performance Package. General Motors does not recommend or support this modification.
PIP5554A2019-03-11. Service bulletin. ENGINE AND ENGINE COOLING. This Preliminary information communicates P0016 setting after internal engire repair. The engine Base timing is not being set correctly. The information in this PI will be helpful in setting the timing in the vehicle.
PIP5606B2018-12-17. Service bulletin. ENGINE. This Preliminary information communicates A vehicle may have a tick noise from the engine cold, initial start in the morning. A lifter may not have sufficient amount of oil during cold start operation (not pumped up). As information comes in the Pi will be updated and when the final repair is out this this PI will be changed to a Bulletin
183072018-12-10. Service bulletin. STRUCTURE:BODY:ROOF AND PILLARS. 18307 - Customer Satisfaction Program. Certain vehicles, equipped with Dark Shadow Metallic (GJI), may have been built with an incorrect roof panel. Provide customer with correct roof panel.
PIP5159C2018-11-26. Service bulletin. ELECTRICAL SYSTEM; ENGINE. This Preliminary Information communication provides information to the technician about vehicles that may have a Service Engine Soon Malfunction Indicator Lamp on and Diagnostic Trouble Code P0300 - P0308 may set. Technician will inspect for lose sparkplug wire. If a spark plug wire is found lose check for a missing ?C? clip on the wire end for the ignition coil. If the clip is missing replace the wire.
PIC6338A2018-11-13. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; EQUIPMENT. This Preliminary Information communicates information for dealership personnel on how to handle the parts restriction on these vehicles.
PIC5985C2018-11-13. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. This Preliminary Information communication provides information to the technician about customers that would like to install Regular Production Option Code NPP (Dual Mode Performance Exhaust System) to a Stingray that was produced without the option. Do not attempt to add Regular Production Option Code NPPto a car that was not manufactured with it. General Motors does not support the software changes that are required.
182672018-11-13. Service bulletin. FUEL SYSTEM, GASOLINE; FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM; ENGINE. 18267 - Service Update - Certain vehicles equipped with RPO LT5 (6.2L SUPERCHARGED V8), a fuel injector may be commanded on for 7.5 seconds when exiting deceleration fuel cutoff, causing the engine to misfire. If this misfire condition were to happen, flames could potentially exit the exhaust and may damage the rear fascia and ZR1 badge. Reprogram the engine control module. (ECM)
PIP55762018-10-15. Service bulletin. POWER TRAIN:MANUAL TRANSMISSION; POWER TRAIN. This Preliminary information communicatesSES lamp, setting DTC P0333 when shifting the Transmissionfrom park.DTC P0333 cansetdue to voltage from the Transmission park/neutral signal 1circuit bleeding into the knock sensor system circuits.If SI does not isolate the concern inspect the K20 ECM connector X2 looking for debris, connectorand or terminal concerns.
PIC63382018-09-17. Service bulletin. EQUIPMENT; EQUIPMENT:ELECTRICAL. This Preliminary Information communicates information for dealership personnel on how to handle the parts restriction on these vehicles.
PIP5561A2018-08-20. Service bulletin. ENGINE. This Preliminary Information communication advises the technician that the 6.2L Engine (RPO LT5) has been placed on Engine Exchange program. Dealer will need to contact General Motors Product Quality Center for further assistance.
PIC5960E2018-08-20. Service bulletin. SEATS. This Preliminary Information communication provides information to the technician about vehicles that have the base power seat, Memory Recall, and Easy Exit Recall functions may seem erratic or seem to operate intermittently. Technician should become familiar with the following areas of the power/ memory seat system will aid in assisting customers with its functionality, limit switches, unsupervised / supervised movements, auto memory recall (if equipped), Easy Exit Recall (if equipped), and the difference between the manual transmission and automatic transmission.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.