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2002 Pontiac Grand Prix GTP 3.8L Misfire, MIL Lamp on
Hello all, thanks in advance for the advice. Car came in missing out on cyclinder #5 at idle. Once you give it some gas the miss goes away. I have swapped coils, wires, plugs, injectors and the miss always stays with #5. I am thinking maybe an internal vacuum ...
FIX posted 3/9/2011
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Message Closed w/FIX
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Related Documents & Media | VIN | 1G2WR12192 |
| Engine | 3.8 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | Misfire, MIL Lamp On |
| Occurs | Idle |
Trouble Codes
| P0128 | Cooling System Malfunction |
| P0300 | Multiple Misfire Detected |
Message Closed w/FIX
Vehicle Data
2002 Pontiac Grand Prix GTP
| VIN | 1G2WR12192 |
| Engine | 3.8 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | Misfire, MIL Lamp On |
| Occurs | Idle |
Trouble Codes
| P0128 | Cooling System Malfunction |
| P0300 | Multiple Misfire Detected |
Video