Service bulletins for the 2004 Chevrolet Express
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.
598 on file from NHTSA, as of 2026-10-19.
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Only bulletins with component: Transfer case are shown. Show all
| 4070 | 2008-02-28. Service bulletin. POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE). TRANSFER CASE FRONT INPUT SHAFT SEAL IS POPPED OUT. EQUIPPED WITH (AWD). *NJ |
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The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.