Operation CHARM: Car repair manuals for everyone.

Base Idle Speed

Idle 500 to 900 rpm

Idle speed is controlled by the Powertrain Control Module (PCM) through the Idle Air Control (IAC) Motor, and is not adjustable.

CAUTION: This vehicle is equipped with a factory adjuste4d throttle plate position set screw. Never attempt to adjust idle speed using this screw, unless directed to do so in a service procedure.