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2002 GMC Sierra 2500 HD 6.0L Misfire, MIL Lamp on
Vehicle only missed at highway speeds under a load. Misses between 65 and 75 MPH. Cylinder 1 and 6 are the only cylinders missing. Runs great without misses at lower and higher speeds.
FIX posted 6/23/2010
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Related Documents & Media | VIN | 1G23687916 |
| Engine | 6.0 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection / SEFI |
| Emissions | OBD-II Compliant |
| Symptoms | Misfire, MIL Lamp On |
| Occurs | Under Load, Between 2400 and 2700 Rpms |
| Misc. | P0300 |
Trouble Codes
| P0300 | Multiple Misfire Detected |
Message Closed
Vehicle Data
2002 GMC Sierra 2500 HD
| VIN | 1G23687916 |
| Engine | 6.0 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection / SEFI |
| Emissions | OBD-II Compliant |
| Symptoms | Misfire, MIL Lamp On |
| Occurs | Under Load, Between 2400 and 2700 Rpms |
| Misc. | P0300 |
Trouble Codes
| P0300 | Multiple Misfire Detected |
Video