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1987 Buick Somerset Custom 3.0L Poor Idle Quality, Stall
Posted to GM Driveability on 8/17/1999

this car has a very rough idle especially [...]'t find a reason,not a miss. Off idle smooths out,plenty of power. On short drive it may stall on decel but not always. I've seen alot of these 3.0l that had rough idle,can anyone tell me why or give me a dire...

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car Vehicle Data

1987 Buick Somerset Custom

VIN 1G4NJ14L4H
Engine3.0 L / 6 cyl / GAS
Trans3-speed Automatic
DeliveryFI / efi
Emissionsca
SymptomsPoor Idle Quality, Stall
OccursCold, Intermittently
Message Closed

car Vehicle Data

1987 Buick Somerset Custom

VIN 1G4NJ14L4H
Engine3.0 L / 6 cyl / GAS
Trans3-speed Automatic
DeliveryFI / efi
Emissionsca
SymptomsPoor Idle Quality, Stall
OccursCold, Intermittently