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.
About U1346 on the 2021 Chevrolet Corvette: what the code means, and the bulletins and recalls about the same components.
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By component
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Only bulletins with trouble code: U1346 are shown. Show all
| PIE0681A | 2022-06-25. Service bulletin. ENGINE AND ENGINE COOLING. This engineering information (EI) closure ends the need for further information from the field in regards to the Service Engine Soon (SES) lamp illuminated on the driver information center (DIC) and DTC P0101, U060F and/or U1346 Set. |
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| PIE0681 | 2022-03-30. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the Service Engine Soon (SES) lamp illuminated on the driver information center (DIC) and DTC P0101, U060F and/or U1346 Set. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.