Chevrolet Corvette 2024–2025 — technical service bulletin
Bulletin 24-NA-025 · NHTSA communication 11011957 · issued Nov 21, 2024
Technical service bulletin
communication type
Engine
component
2024–2025
model years
2
vehicle entries
Official summary
This service bulletin provides information to correct a customer concern of Check Engine Light or Malfunction Indicator Lamp Illuminated with DTCs U0401 and/or U1611 Set.
Vehicles covered
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.