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1994 Buick LeSabre Limited 3.8L Poor Idle Quality, Misfire, Vibration
Posted to GM Driveability on 9/29/2011 24 Replies

This Buick is driving us nuts. It has a vibration that feels like an engine misfire under acceleration, and only at low RPM, under low throttle. Once it reaches 2500 RPM it is gone, and isn't really there under hard throttle. It is most noticeable when pulling...

24 Replies Received (View Replies)

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car Vehicle Data

1994 Buick LeSabre Limited

VIN 1G4HR52L3R
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
SymptomsPoor Idle Quality, Misfire, Vibration
OccursUnder Load, on Accel
Message Closed w/FIX

car Vehicle Data

1994 Buick LeSabre Limited

VIN 1G4HR52L3R
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
SymptomsPoor Idle Quality, Misfire, Vibration
OccursUnder Load, on Accel