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1991 Buick Park Avenue 3.8L Misfire
Posted to GM Driveability on 10/24/1999

Engine has miss. Connecting short lengths of vac hose between coil terminals and plug wires shows weak regular spark (1/4") at five terminals with test light. Other terminal has 1' spark at much quicker interval than other cylinders - possibly at 3 to 6 ti...

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Message Closed w/FIX

car Vehicle Data

1991 Buick Park Avenue

VIN 1G4CW53L2M
Engine3.8 L / 6 cyl
Emissionsobd1
SymptomsMisfire
OccursAlways
Message Closed w/FIX

car Vehicle Data

1991 Buick Park Avenue

VIN 1G4CW53L2M
Engine3.8 L / 6 cyl
Emissionsobd1
SymptomsMisfire
OccursAlways