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1997 Pontiac Grand Prix SE 3.8L Misfire
Posted to GM Driveability on 7/15/2002 9 Replies

inital complaint was for a poor idle. i changed the plugs and wires and it improved somewhat. i pulled three codes out; p0300, p0301, and p0401. i erased and confimed hard code of p0301. i can clear codes and p0301 will set after only 45-60 seconds of idleing....

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car Vehicle Data

1997 Pontiac Grand Prix SE

VIN 1G2WJ52K8V
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / MPFI
EmissionsOBD-II Compliant
SymptomsMisfire
OccursAlways, Idle

Trouble Codes

P0301Cylinder 1 Misfire Detected
Message Closed

car Vehicle Data

1997 Pontiac Grand Prix SE

VIN 1G2WJ52K8V
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / MPFI
EmissionsOBD-II Compliant
SymptomsMisfire
OccursAlways, Idle

Trouble Codes

P0301Cylinder 1 Misfire Detected