Service bulletins for the 2024 Chevrolet Trailblazer
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.
421 on file from NHTSA, as of 2026-10-19.
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Only bulletins with component: Backup camera are shown. Show all
| 23-NA-145 | 2023-12-09. Service bulletin. EQUIPMENT; BACK OVER PREVENTION:SOFTWARE; ELECTRICAL SYSTEM. This service bulletin provides repair information to correct Radio Software issues with software update version 167.5. |
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The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.