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1995 Buick Riviera 3.8L Poor Idle Quality, Hesitation
Posted to GM Driveability on 3/24/2005 5 Replies

came in with a cold idle and lacks power when cold coplaint. also a hot soak rough idle that would clear out. the hot soak issue was resolved by replacing the fuel regulator with a 96 modle (TSB for this). the rough run and lacks power cold- we have confirmed ...

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car Vehicle Data

1995 Buick Riviera

VIN 1G4GD2218S
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / SEFI Bosch style inj.
EmissionsNot OBD-II Compliant
SymptomsPoor Idle Quality, Hesitation
OccursCold, Before Full Temp.
Message Closed w/FIX

car Vehicle Data

1995 Buick Riviera

VIN 1G4GD2218S
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / SEFI Bosch style inj.
EmissionsNot OBD-II Compliant
SymptomsPoor Idle Quality, Hesitation
OccursCold, Before Full Temp.