Service bulletins for the 2003 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.
682 on file from NHTSA, as of 2026-10-19.
About P1345 on the 2003 Chevrolet Trailblazer: what the code means, and the bulletins and recalls about the same components.
By type
By component
By trouble code
Only bulletins with trouble code: P1345 are shown. Show all
| 3659A | 2006-02-16. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. SES LIGHT AFTER INTERNAL ENGINE REPAIRS DUE DTC P0016 OR P1345. *TT |
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| 00156A | 2004-07-07. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. 4.2L LL8 ENGINE ROUGH IDLE - RUN POSSIBLE P1345 OR P0016. *MJ *TT |
| 01623 | 2004-06-03. Service bulletin. ELECTRICAL SYSTEM. 4.2 LL8 ENGINE DIAGNOSTIC TROUBLE CODE P0016 OR P1345 WITH NO DRIVEABILITY SYMPTOMS.*MR |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.