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1987 Cadillac DeVille 4.1L Hi idle
Posted to GM Driveability on 7/31/1999

Greetings iATNers, Posting for another tech in the shop. Concern became evident after engine was replaced because of worn camshaft, coolant in oil and other problems. What happens is the idle gradually works it's way up to 2000 rpm, it seems in some wa...

  Related Documents & Media  1987 Cadillac DeVille

 
Message Closed w/FIX

car Vehicle Data

1987 Cadillac DeVille

VIN 1G6CD5185H
Engine4.1 L / 8 cyl
SymptomsHi Idle
OccursAlways

Trouble Codes

30Idle control circuit
Message Closed w/FIX

car Vehicle Data

1987 Cadillac DeVille

VIN 1G6CD5185H
Engine4.1 L / 8 cyl
SymptomsHi Idle
OccursAlways

Trouble Codes

30Idle control circuit