2004 Chevrolet Express 2500 LS 6.0L Poor Idle Quality, Misfire, MIL Lamp on
Hi group this van starts up and idles great when cold but after it idles hot, the engine starts to miss and the check engine light flashes (p0300) if you brake toqure the engine in drive the miss goes away and the check engine light stops flashing (turns off) ...
FIX posted 8/2/2009
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Message Closed w/FIX
Vehicle Data2004 Chevrolet Express 2500 LS
Trouble Codes
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Message Closed w/FIX
Vehicle Data
2004 Chevrolet Express 2500 LS
VIN | 1GAGG25U84 |
Engine | 6.0 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | Poor Idle Quality, Misfire, MIL Lamp On |
Occurs | Hot, Idle |
Trouble Codes
P0300 | Multiple Misfire Detected |