Failure Conditions
WARNING: This page is about a different car, the 1995 Cadillac DeVille. However, it is still accessible from the selected car via links, so may be relevant.
Cruise vent solenoid commanded off and solenoid feedback indicates solenoid is on for .5 second, or cruise vent solenoid commanded on and solenoid feedback indicates solenoid is off for .5 second.