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1990 Cadillac DeVille 4.5L Extreme high idle
Posted to GM Driveability on 10/8/1998

The original complaint from the customer was a 'clicking' in the accelerator pedal. When I got the vehicle it was clicking and that turned out to be the plunger on the ISC walking off the end of the threads on the actuator. I've got a Vetronix Mastertech s...

  Related Documents & Media  1990 Cadillac DeVille

 
Message Closed w/FIX

car Vehicle Data

1990 Cadillac DeVille

VIN 1G6CD5334L
Engine4.5 L / 8 cyl
EmissionsFederal
SymptomsExtreme High Idle
OccursAlways

Trouble Codes

26Shorted idle switch circuit
30ISC circuit
Message Closed w/FIX

car Vehicle Data

1990 Cadillac DeVille

VIN 1G6CD5334L
Engine4.5 L / 8 cyl
EmissionsFederal
SymptomsExtreme High Idle
OccursAlways

Trouble Codes

26Shorted idle switch circuit
30ISC circuit