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1995 Cadillac DeVille 4.9L High Idle on Decel.
Posted to GM Driveability on 4/18/2000

To All Cadillac techs: I have seen this problem for years, and have repaired many by replacing isc motors that had bad nose switches......when driving, upon releasing the throttle to idle, engine idle speed stays up for an extended period, ...

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car Vehicle Data

1995 Cadillac DeVille

VIN 1G6KD52BXS
Engine4.9 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / pfi
EmissionsNot OBD-II Compliant
SymptomsHigh Idle on Decel.
OccursAlways, on Decel, Idle
Message Closed w/FIX

car Vehicle Data

1995 Cadillac DeVille

VIN 1G6KD52BXS
Engine4.9 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / pfi
EmissionsNot OBD-II Compliant
SymptomsHigh Idle on Decel.
OccursAlways, on Decel, Idle