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International Automotive Technicians Network
1998 Buick Century Custom 3.1L Misfire
Posted to GM Driveability on 11/9/2001 20 Replies

hi fellow techs....this buick seems to "misfire" at speeds over 40mph(this is the speed it goes into 3rd). can't duplicate with brake torque, and seems worse lugging/low engine rpm ,or going up a slight incline(more engine load). customer says its worse w/ low...

20 Replies Received (View Replies)

  Related Documents & Media  1998 Buick Century Custom

 
Message Closed w/Summary

car Vehicle Data

1998 Buick Century Custom

VIN 2G4WS52M4W
Engine3.1 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMisfire
OccursOver 40Mph
Message Closed w/Summary

car Vehicle Data

1998 Buick Century Custom

VIN 2G4WS52M4W
Engine3.1 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMisfire
OccursOver 40Mph