On a 2001 Chevy Express van, the idle air control (IAC) valve is typically located on the throttle body, which is mounted on the intake manifold. It is a small cylindrical component with an electrical connector and is usually secured by two screws. To access it, you may need to remove the air intake duct. It's important to ensure the engine is off and cool before attempting any work on it.
A bad idle air control sensor or a bad throttle position sensor.
On a 2001 Chevy Lumina with a V6 engine, the high-speed idle control is typically managed by the throttle body assembly. The idle air control (IAC) valve, located on the throttle body, regulates airflow and adjusts the engine's idle speed. You can find the throttle body on the intake manifold, near the front of the engine, connected to the air intake system.
The idle air control valve on the Chevy Colorado actually controls the speed of your engine's idle. The valve is sometimes called the idle speed control valve.
The idle is control by the idle air control motor from outputs from the Engine Control Module.
The idle air control valve is a stepper motor which regulates the amount of air entering the engine during idle and other times during an engine's run period, such as deceleration, or when the A/C compressor is in use.
You don't. The ECM (Engine Control Module) maintains the correct idle speed. If the idle is out of control you probably have a vacuum leak.
it controls idling of car engine, without it it will not idle..
On idle speed control actuator is located on the front of the air intake plenum
98 chevy lddle control valve
== ==
Idle control sensor on the driver side strut tower. The cover should be blue.
It could be the Idle Air Control (Idle speed control) valve. Its located on the left side of your TBI and has an electrical connection.