For 1990-2009 cars

### Removal Procedure

1. Remove the throttle body from the intake manifold. Refer to Throttle Body Assembly Replacement .
2. Remove the four screws from the idle air control (IAC) valve.
3. Remove the idle air control (IAC) valve and gasket from throttle body.

### Installation Procedure

1. Install the idle air control (IAC) valve and a new gasket to throttle body.
2. Secure the IAC valve with four screws.
3. Install the throttle body to intake manifold. Refer to Throttle Body Assembly Replacement .