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2003 Chevrolet Express 3500 6.0L Misfire, MIL Lamp on
We got this vehicle in for check engine light codes p0300 multiple cyclinder miss fire and code p0340 catalytic effiency bank 2 check cat post o2 sensor voltage varrying from 200 to 800 mv same as pre o2 sensor we are recommending cat. check code p0300 check m...
FIX posted 10/28/2008
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Message Closed w/FIX
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8 Replies Received
8 Replies Received
Related Documents & Media | VIN | 1GBHG31U33 |
| Engine | 6.0 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | Misfire, MIL Lamp On |
| Occurs | Always |
Trouble Codes
| P0300 | Multiple Misfire Detected |
| P0430 | Catalyst Efficiency Below Threshold (Bank 2) |
Message Closed w/FIX
Vehicle Data
2003 Chevrolet Express 3500
| VIN | 1GBHG31U33 |
| Engine | 6.0 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | Misfire, MIL Lamp On |
| Occurs | Always |
Trouble Codes
| P0300 | Multiple Misfire Detected |
| P0430 | Catalyst Efficiency Below Threshold (Bank 2) |
Video