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1998 Chevrolet C3500 Cheyenne 7.4L MIL Lamp on
Help ,, this truck seems to run fine except the mil comes on about once a month. checking the codes reveals that there are excessive misfires on cyl 5, with a few hundred missfires on cyls. 1 and 8
FIX posted 7/24/2000
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| VIN | 1GCHC33J5W |
| Engine | 7.4 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / efi |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Under Load |
Trouble Codes
| P0300 | Multiple Misfire Detected |
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Vehicle Data
1998 Chevrolet C3500 Cheyenne
| VIN | 1GCHC33J5W |
| Engine | 7.4 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / efi |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Under Load |
Trouble Codes
| P0300 | Multiple Misfire Detected |
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