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1989 Buick Century Custom 3.3L Misfire
Posted to GM Driveability on 11/10/1998

hello again and help again. this car came in dead and should have been left that way. no run no spark. replaced plugs that had never been done along with wires module and one coil. car idles good but backfires out the intake when under load. compression is 130...

  Related Documents & Media  1989 Buick Century Custom

 
Message Closed w/FIX

car Vehicle Data

1989 Buick Century Custom

VIN 1G4AH51N2K
Engine3.3 L / 6 cyl / GAS
Trans3-speed Automatic
DeliveryFI / efi
SymptomsMisfire
OccursCold, Hot, Under Load, on Accel
Misc.4Dr
Message Closed w/FIX

car Vehicle Data

1989 Buick Century Custom

VIN 1G4AH51N2K
Engine3.3 L / 6 cyl / GAS
Trans3-speed Automatic
DeliveryFI / efi
SymptomsMisfire
OccursCold, Hot, Under Load, on Accel
Misc.4Dr