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1996 Buick Regal Custom 3.8L Poor Idle Quality, high idle
Posted to GM Driveability on 5/6/2003 6 Replies

idle speed increases from 11/1200 to 3500 as engine runs at idle in shop. takes up to an hour to occur. goes up in stages of 300 to 600 rpms sometimes but once in a while will take off to 3000/3500 in just a minute or so when warm.

have replaced upper and lwr...

6 Replies Received (View Replies)

  Related Documents & Media  1996 Buick Regal Custom

 
Message Closed w/FIX

car Vehicle Data

1996 Buick Regal Custom

VIN 2G4WB52K0T
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / tbi
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, High Idle
OccursHot
Message Closed w/FIX

car Vehicle Data

1996 Buick Regal Custom

VIN 2G4WB52K0T
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / tbi
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, High Idle
OccursHot