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2006 Chevrolet Express 3500 4.8L Misfire
Hello and thank you for your time and help. This van runs okay cold and hot. Once it has been hot for maybe 20 minutes of continous running it will start missing either driving or idling. No. 1 cylinder is most noteable. Swapped coils, plugs, and a plug wire. ...
FIX posted 8/28/2011
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Related Documents & Media | VIN | 1GCHG39V96 |
| Engine | 4.8 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | Misfire |
| Occurs | Hot |
Trouble Codes
| P0300 | Multiple Misfire Detected |
| P0420 | Catalyst Efficiency Below Threshold (Bank 1) |
Message Closed w/FIX
Vehicle Data
2006 Chevrolet Express 3500
| VIN | 1GCHG39V96 |
| Engine | 4.8 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | Misfire |
| Occurs | Hot |
Trouble Codes
| P0300 | Multiple Misfire Detected |
| P0420 | Catalyst Efficiency Below Threshold (Bank 1) |
Video