Chevrolet Corvette 2023–2027 — technical service bulletin
Bulletin PIP6089B · NHTSA communication 11035134 · issued Jul 17, 2026
Technical service bulletin
communication type
Unknown OR Other
component
2023–2027
model years
9
vehicle entries
Official summary
This preliminary information advises dealers that engine part numbers 12731949, 12739909 and 12716295 have been placed on restriction. Dealers are instructed to order these engines through the Technical Assistance Center.
Vehicles covered
- 2023 Chevrolet Corvette
- 2024 Chevrolet Corvette
- 2025 Chevrolet Corvette
- 2026 Chevrolet Corvette Convertible
- 2026 Chevrolet Corvette Coupe
- 2027 Chevrolet Corvette Grand Sport Convertible
- 2027 Chevrolet Corvette Grand Sport Coupe
- 2027 Chevrolet Corvette Grand Sport X Convertible Hybrid
- 2027 Chevrolet Corvette Grand Sport X Coupe Hybrid
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.