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1987 Pontiac GRAND AM 3.0L Misfire
Posted to GM Driveability on 9/1/1999

Hi all tech from ATN I had thid car in for no start after timing gear set and 2 rebuilt cylinder heads replace customer complain that car misfire under very slightly accellerate(5 percent of throttle)I found out that cyl#6 not work at that moment and also ...

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car Vehicle Data

1987 Pontiac GRAND AM

VIN 1G2NW54C3H
Engine3.0 L / 6 cyl
EmissionsOBDI, Ca Emissions
SymptomsMisfire
OccursAlways, Under Load
Message Closed

car Vehicle Data

1987 Pontiac GRAND AM

VIN 1G2NW54C3H
Engine3.0 L / 6 cyl
EmissionsOBDI, Ca Emissions
SymptomsMisfire
OccursAlways, Under Load