Camaro RS V8-305 5.0L VIN E TBI (1990)
Idle Speed/Throttle Actuator - Electronic: Testing and Inspection
Computer Command Control - Throttle Body Fuel Injection
Idle Air Control (IAC) Reset Procedure
To reset the Idle Air Control (IAC) valve pintle position, proceed with the following:
1.
Depress the accelerator pedal slightly.
2.
Start and run the engine for five seconds.
3.
Turn the ignition "OFF" for ten seconds.
4.
Restart the engine and check for the proper idle operation.
Idle Air Control (IAC) System Check (Chart C-2C)