Service bulletins for the 2025 Chevrolet Blazer
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.
432 on file from NHTSA, as of 2026-10-19.
About B2BAA on the 2025 Chevrolet Blazer: what the code means, and the bulletins and recalls about the same components.
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Only bulletins with trouble code: B2BAA are shown. Show all
| PIT6346 | 2025-03-02. Service bulletin. FUEL/PROPULSION SYSTEM. This Preliminary information communicates that a vehicle may come to the dealer with a service high voltage message. The dealer is instructed to check for code B2BAA and if it is found to reprogram the Battery Energy Control Module. |
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The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.