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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: Fuel system are shown. Show all

Bulletins, newest first
PIP3343E2017-08-15. Service bulletin. FUEL SYSTEM, OTHER:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS. This Preliminary Information communication provides information to the technician about vehicles that have an oil leak shortly after a cold start when extremely low ambient temperatures are present. Technician will need to clean the area of the oil leak, clean and dry the PCV hoses, and replace the oil fill cap with part number 12589430.
G-121672016-10-12. Service bulletin. FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY:FILLER PIPE AND CAP. 12167 - SPECIAL COVERAGE. WATER AND ROAD CONTAMINATES MAY BECOME TRAPPED IN THE PROTECTIVE CONDUIT THAT COVERS THE FUEL FILLER PIPE AND MAY CAUSE THE PIPE TO CORRODE. IF THE CORROSION CREATES A PERFORATION IN THE PIPE, THE PRESENCE OF FUEL ODOR MAY BE OBSERVED AND, ON SOME VEHICLES, A CHECK ENGINE LIGHT MAY ILLUMINATE. AS THE SIZE OF A FILLER PIPE PERFORATION INCREASES, FUEL MAY LEAK ONTO THE GROUND WHILE REFUELING THE VEHICLE. IF THE CONDITION OCCURS WITHIN THE TERMS OF THE SPECIAL COVERAGE, DEALERS ARE TO INSTALL A NEW FUEL FILLER PIPE.
SB-121672016-04-26. Service bulletin. FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY:FILLER PIPE AND CAP. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
SB-12167-A2016-03-16. Service bulletin. FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY:FILLER PIPE AND CAP. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
SB-121672013-02-13. Service bulletin. FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY:FILLER PIPE AND CAP. CHEVROLET/GMC: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. ON SOME TRUCKS, PIPE MAY CORRODE DUE TO ROAD CONTAMINATES AND WATER BECOMING RAPPED IN PROTECTIVE CONDUIT COVERING FUEL FILLER PIPE AND PRESENCE OF FUEL ODOR MIGHT BE OBSERVED DUE TO POSSIBLE PERFORATION IN PIPE. MODELS 2003-2004 SAVANA, EXPRESS. *PE
SB-113592012-06-18. Service bulletin. FUEL SYSTEM, OTHER:STORAGE:TANK ASSEMBLY:FILLING/CHARGING. GM: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. SPECIAL COVERAGE ADJUSTMENT- FUEL FILLER NECK CORROSION. WATER AND ROAD CONTAMINATES MAY BECOME TRAPPED IN THE PROTECTIVE CONDUIT THAT COVERS THE FUEL FILLER PIPE AND MAY CAUSE THE PIPE TO CORRODE. THE PRESENCE OF FUEL ODOR MAY BE OBSERVED AND, ON SOME VEHICLES, A CHECK ENGINE LIGHT MAY ILLUMINATE. *JS
34912005-10-21. Service bulletin. FUEL SYSTEM, OTHER. HIGHWAY SPEED EXCESSIVE SMOKE AND FUEL KNOCK. *TT
32802005-04-20. Service bulletin. FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS. RUST FOUND IN THE INJECTOR INLET FILTER DURING INJECTOR REPAIRS. *TT
0406040652004-12-28. Service bulletin. FUEL SYSTEM, OTHER:STORAGE:FUEL GAUGE SYSTEM. ENGINEERING INVESTIGATION (EI #04073) HIGH, LOW OR ERRATIC OIL PRESSURE GAUGE READING SETTING DIAGNOSTIC TROUBLE CODES P0522 AND/OR P0523. 2004 ISUZU W4 ALSO INCLUDED. *TT UPDATE. *TT
31102004-11-04. Service bulletin. FUEL SYSTEM, OTHER:STORAGE:TANK ASSEMBLY:PRESSURE RELIEF DEVICES. ERRATIC OIL PRESSURE WITH DIAGNOSTIC TROUBLE CODE'S P0522 AND/OR P0523. *SC

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.