Service bulletins for the 2004 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.
712 on file from NHTSA, as of 2026-10-19.
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Only bulletins with component: Electrical system are shown. Show all
| 01402A | 2003-11-20. Service bulletin. ELECTRICAL SYSTEM. 4.2L LL8 DIAGNOSTIC TROUBLE CODE (DTC) P0410. *TT |
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| 080503 | 2003-11-05. Service bulletin. ELECTRICAL SYSTEM:IGNITION. THE PURPOSE OF THIS MESSAGE IS TO PROVIDE INFORMATION ABOUT A NEW PRODUCT EMISSION RECALL. THE RECALL NUMBER OF 03042. THIS RECALL IS FOR VEHICLES IN DEALER INVENTORY ONLY. SOME OF THESE VEHICLES MAY HAVE BEEN BUILT WITH SPARKPLUGS THAT MISFIRE. *TT |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.