Idle Air Control Valve Removal and Installation: Removal
- Disconnect the negative battery cable.
- Remove the air intake resonator.
- Disconnect the idle air control (IAC) valve connector.
- Remove the IAC valve retaining bolts.CAUTION: On IAC valves that have been in service, do not push on the valve pintle. The force required to move the pintle may damage the threads on the worm drive.
- Remove the IAC valve.CAUTION: Do not use methyl ethyl ketone because it can damage the parts.
- Clean the IAC valve O-ring seal area, the pintle valve seat, and the air passage with a suitable fuel system cleaner.