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1997 Buick LeSabre Custom 3.8L Misfire, MIL Lamp on
Posted to GM Driveability on 5/16/2002 15 Replies

Hi Guys: Car came in with a misfire code and mis fire on #3 cyl. Swapped plugs, checked for spark and swapped injectors with # 5 cylinder the mis stayed in #3 compression is good and even checked for tsb's found none any help would be appreciated Thanks

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car Vehicle Data

1997 Buick LeSabre Custom

VIN 1GHP52K9VH
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMisfire, MIL Lamp On
OccursAlways

Trouble Codes

P0303Cylinder 3 Misfire Detected
Message Closed

car Vehicle Data

1997 Buick LeSabre Custom

VIN 1GHP52K9VH
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMisfire, MIL Lamp On
OccursAlways

Trouble Codes

P0303Cylinder 3 Misfire Detected