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1999 Buick Century Custom 3.1L Misfire
Posted to GM Driveability on 2/25/2020 21 Replies

this buick came to me whit a p0300 the cyl 2 was misfiring i begin to replace the wire and coil for cyl 2and 5 since they were full of rust on the coil tower and in the wire ,i was thinking it was a easy fix. the car still misfire so i swamped spark plug f...

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  Related Documents & Media  1999 Buick Century Custom

 
Message Closed w/Summary

car Vehicle Data

1999 Buick Century Custom

VIN 2G4WS52JXX
Engine3.1 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMisfire
OccursAlways

Trouble Codes

P0300Multiple Misfire Detected
Message Closed w/Summary

car Vehicle Data

1999 Buick Century Custom

VIN 2G4WS52JXX
Engine3.1 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMisfire
OccursAlways

Trouble Codes

P0300Multiple Misfire Detected