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3 things you need to check:
- Check if your battery is low
- Check if your alternator is producing electricity
- Check if your IACV(Idle Air Control Valve) has leaks
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∙ 11y ago
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Where is the idle air control valve in a 2004 Chevy aveo?
behind the throlt body
2004 Chevy Aveo stays on fast idle?
The IAC (Idle air control) valve is bad and needs to be replaced. Its about $200 parts and labor.
What would cause a 1996 Chevy Corsica to idle high then idle fine after turning the engine off and on again?
check the soleinoid
How do you adjust the idle on a 1988 Chevy Cavalier 2.0 four cylinder?
You can not adjust the idle screw, it is sealed off at the factory. If you are having a high idle problem check for a vacuum leak or a bad idle air control valve. These will commonly cause a high idle.
96 Chevy s10 4cylinder running at high idle and will not kick down?
If this happened all at once, check the vacuum lines. A cracked or broken line will cause high or rough idle.
How do you advance timing on a Chevy 350 and idle it down?
It depends on the year. If you can't get the idle down, check for vacuum leaks. That seems to be a primary cause of high idle, especially for the TBI engines.
What can cause 1989 Ford F-250 to idle high?
a vacuum leak can cause high idle
What would cause my car to idle around 2500 rpm in 2006 Chevy cobalt I put in a new throttle body and took to dealership to relearn idle but idle is still high?
A vacuum leak could do that. Did it have a high idle before you changed the throttle body? Any codes?
What does the iac do on a Chevy vortec?
the iac is controlled by the computer and adjusts the air flow needed by the engine, hence idle air control. if the iac is defective and does not seat properly, it will cause a high idle
What would cause a Chevy s10 to idle high and increase rpm?
A high idle could be caused by a vacuum leak, a failed engine-to-chassis ground strap or a gooped-up IACV. You should also check the PVC valve.
What will cause high idle on 1996 Chevy 1500?
you most likely have a horrible fuel sensory causing your car to be bad at idling. also you may hvae reved your engine to hard and that is causing it to idle.
What can cause 88 Ford F-350 to high idle?
You can adjust the idle.
