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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 P1789 on the 2021 Chevrolet Corvette: what the code means, and the bulletins and recalls about the same components.

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Only bulletins with trouble code: P1789 are shown. Show all

Bulletins, newest first
PIP5818A2022-06-13. Service bulletin. EQUIPMENT:ELECTRICAL. This Preliminary information communicates additional diagnostics for P1789.
PIP5818A2021-12-13. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; EQUIPMENT; POWER TRAIN:AUTOMATIC TRANSMISSION. This Preliminary information communicates additional diagnostics for P1789.
PIP58182021-09-13. Service bulletin. POWER TRAIN; ELECTRICAL SYSTEM. This Preliminary information communicates additional diagnostics for P1789.

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