Service bulletins for the 2021 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.
770 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
By topic
| PIT5832D | 2022-12-12. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This Preliminary information communicates a diagnostic tip on how to resolve a issue if the serial data authentication configuration did not complete correctly. |
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| PIC6480 | 2022-12-12. Service bulletin. EQUIPMENT:ELECTRICAL. This Preliminary information communicates information for the field to diagnose a potential RAP system that will not cancel and/or a dead battery concern. |
| PIT5851B | 2022-12-12. Service bulletin. ELECTRICAL SYSTEM:INSTRUMENT PANEL:SPEEDOMETER/ODOMETER. This Preliminary information communicates an issues with the odometer being incorrect after a programming event and how the dealership can resolve the issue. |
| 22-NA-238 | 2022-12-07. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. This service bulletin provides diagnostic/repair information to correct a customer concern of Cellphone not Charging or USB Receptacle Inoperative. |
| 22-NA-052 | 2022-12-07. Service bulletin. LATCHES/LOCKS/LINKAGES; ELECTRICAL SYSTEM. This service bulletin provides repair information to correct a customer concern of DTC B1038 SYM64 set in the BCM and Door Ajar Message on Driver Information Center (DIC). |
| 22-NA-216 | 2022-12-06. Service bulletin. ENGINE AND ENGINE COOLING. This bulletin advises the technician to Inspect the position of the head gasket locating tabs to determine if the head gasket(s) has been possibly installed backwards to correct a concern of an Engine Thermostat Tick Noise and/or Running Hot. |
| 20-NA-138 | 2022-12-06. Service bulletin. POWER TRAIN; ENGINE AND ENGINE COOLING. 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. |
| 22-NA-074 | 2022-12-03. Service bulletin. ENGINE AND ENGINE 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. |
| 21-NA-033 | 2022-12-03. Service bulletin. POWER TRAIN. This service bulletin provides information on performing a transmission service diagnostic test if any of the P-codes shown are set. |
| 17-NA-040 | 2022-12-03. Service bulletin. SERVICE BRAKES, HYDRAULIC. This service bulletin provides a procedure to correct a condition of Brake Squeal or Squeak Noise Intermittently on Initial Brake Applies. |
| PIT5946 | 2022-11-21. Service bulletin. STRUCTURE; ELECTRICAL SYSTEM. This Preliminary information communicates a diagnostic tip on how to resolve a issue with the Body Control Module setting DTC: P0606 and turning on a Check Engine Lamp. |
| 22-NA-127 | 2022-11-09. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. This service bulletin provides repair information on release of Radio Software Version V160 Update to correct customer concerns of radio software issues. |
| 17-NA-271 | 2022-11-03. Service bulletin. WHEELS; SERVICE BRAKES, HYDRAULIC. This bulletin provides a procedure to clean the back side of the rims and rotors and to correct the customers concern of wheel clicking. |
| 22-NA-216 | 2022-11-03. Service bulletin. ENGINE AND ENGINE COOLING. This bulletin advises the technician to Inspect the position of the head gasket locating tabs to determine if the head gasket(s) has been possibly installed backwards to correct a concern of an Engine Thermostat Tick Noise and/or Running Hot. |
| 22-NA-214 | 2022-11-03. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. This service bulletin provides a procedure to repair a customer concern of Stop/Start System Inhibited / IBS / Battery Monitor with Module Malfunction Indicator Light (MIL) Illuminated - DTC U152D, P15FF, P305D, P305E, U01B0 Set. |
| PIE0700B | 2022-11-03. Service bulletin. POWER TRAIN. This engineering information (EI) closure ends the need for gathering information from the field in regards to Malfunction Indicator Lamp (MIL) Illuminated, Service Rear Axle Message on Driver Information Center (DIC), Transmission Shifting Concerns. |
| 22-NA-206 | 2022-11-02. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. This service bulletin provides a procedure to correct the condition of Service Engine Soon Light/Message with DTCs P16F3 and/or P060C in the ECM. |
| 22-NA-205 | 2022-11-02. Service bulletin. ELECTRICAL SYSTEM. This service bulletin provides information on Module Harvesting. |
| 21-NA-244 | 2022-11-02. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT; ELECTRICAL SYSTEM. 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. |
| 99-00-89-019X | 2022-10-28. Service bulletin. STRUCTURE. This Warranty Administration bulletin provides information on the Global Warranty Management (GWM) Warranty Parts Center (WPC) Parts Return Program. |
| 22-NA-081 | 2022-10-28. Service bulletin. 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. |
| 21-NA-249 | 2022-10-28. Service bulletin. STRUCTURE. This service bulletin provides repair information to correct a customer concern of the carpet appearance near the center console area. |
| 21-NA-192 | 2022-10-28. Service bulletin. EQUIPMENT; LATCHES/LOCKS/LINKAGES; STRUCTURE. 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 Stored in History. |
| 20-NA-172 | 2022-10-28. Service bulletin. EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY. This service bulletin provides information on Remote Keyless Entry (RKE) System Operational Change for Front Trunk Function. |
| 10-00-89-006I | 2022-10-28. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This service bulletin provides information for dealers on how to submit a product information report (PIR) (Canada Only). |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.