2003 Chevrolet c3500 6.6L MIL Lamp on
Hello everyone. I have a 2003 Chev 6.6 litre diesel with the check engine light on. It has a code 404 EGR performance problem code. I've cleared it out once and thought is was just a fluke. It came back on a week later. Has anyone ran across on a 6.6 diesels? ...
FIX posted 7/21/2004
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Vehicle Data2003 Chevrolet c3500
Trouble Codes
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Vehicle Data
2003 Chevrolet c3500
VIN | 1GTHC24113 |
Engine | 6.6 L / 8 cyl |
Delivery | FI / sefi |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Not Applicable |
Trouble Codes
404 | EGR performance problem |