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2002 Buick Century Custom 3.1L Misfire, MIL Lamp on
i have a random misfire code with mis on #3 cylinder under very light power brake and light cruise. swapped spark plugs, wires, coil, injector. no change. good spark pattern, good injector voltage and amp patterns, weired thing is when you disconnect egr valve...
FIX posted 7/8/2008
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Message Closed w/FIX
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Related Documents & Media | VIN | 2G4WS52362 |
| Engine | 3.1 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / SMFI |
| Emissions | OBD-II Compliant |
| Symptoms | Misfire, MIL Lamp On |
| Occurs | Under Load, Intermittently |
Trouble Codes
| P0300 | Multiple Misfire Detected |
Message Closed w/FIX
Vehicle Data
2002 Buick Century Custom
| VIN | 2G4WS52362 |
| Engine | 3.1 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / SMFI |
| Emissions | OBD-II Compliant |
| Symptoms | Misfire, MIL Lamp On |
| Occurs | Under Load, Intermittently |
Trouble Codes
| P0300 | Multiple Misfire Detected |
Video