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: Cooling system are shown. Show all
| 3304 | 2005-10-26. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY. UPPER RADIATOR HOSE MAY HAVE A COOLANT LEAK, BECAUSE IT HAS RUBBED THROUGH ON THE FAN SHROUD. *TT |
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| 702 | 2005-09-12. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM. COOLANT LEAK FROM THE LOWER RADIATOR HOSE. *TT |
| 3375 | 2005-04-20. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM. COOLANT LEAK FROM THE LOWER RADIATOR HOSE. *TT |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.