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1997 Pontiac Grand Prix SE 3.8L Poor Idle Quality, Misfire, MIL Lamp on, LEAN
help i have a 1997 pontiac grand prix that came in with a code p0300 random misfire only at idle mostly cyl 3 and 4 original plugs and wires with very large gap changed plugs wires rotated inj to see if it was an inj changed intake checked the upper plenum cha...
FIX posted 4/19/2007
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Message Closed w/FIX
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Related Documents & Media | VIN | 1G2WJ52K8V |
| Engine | 3.8 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / SEFI |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Misfire, MIL Lamp on, Lean |
| Occurs | Idle |
Trouble Codes
| P0300 | Multiple Misfire Detected |
Message Closed w/FIX
Vehicle Data
1997 Pontiac Grand Prix SE
| VIN | 1G2WJ52K8V |
| Engine | 3.8 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / SEFI |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Misfire, MIL Lamp on, Lean |
| Occurs | Idle |
Trouble Codes
| P0300 | Multiple Misfire Detected |
Video