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2003 GMC Sierra 3500 6.0L Misfire
Hi group. We are having a real difficult time to fix a code [...] 3500 truck. MISFIRE IS ONLY DURING IDLE. On scanner shows misfire on #7 and #8 cylinder. As soon as I raise the RPM TO 1300. MISFIRE DISAPPEARS and engine runs smooth. other repair shop replaced...
FIX posted 5/23/2006
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Message Closed w/FIX
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Related Documents & Media | VIN | 1GDJC34V23 |
| Engine | 6.0 L / 8 cyl / GAS |
| Trans | 5-speed Automatic (Electronic) |
| Delivery | FI / SEFI |
| Emissions | OBD-II Compliant |
| Symptoms | Misfire |
| Occurs | Idle |
| Misc. | Pick Up |
Trouble Codes
| P0300 | Multiple Misfire Detected |
Message Closed w/FIX
Vehicle Data
2003 GMC Sierra 3500
| VIN | 1GDJC34V23 |
| Engine | 6.0 L / 8 cyl / GAS |
| Trans | 5-speed Automatic (Electronic) |
| Delivery | FI / SEFI |
| Emissions | OBD-II Compliant |
| Symptoms | Misfire |
| Occurs | Idle |
| Misc. | Pick Up |
Trouble Codes
| P0300 | Multiple Misfire Detected |
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