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A bad idle control valve can cause a multitude of issues with your car. Check out the Drive’s Garage Guide to identify the signs of a bad idle air control valve.
The idle air control valve (IACV) is a device attached to the throttle body that helps keep the engine of a vehicle running without throttle input, such as when the car is idling in traffic or parked ...
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How to Test and Clean an EGR Valve - MSNThe most common culprit is carbon buildup on the throttle body, exhaust gas recirculation (EGR) valve and idle air control (IAC) valve. Here well show you how to clean an EGR valve.
Ken Corkett’s latest tech insight tells us how to check for correct idle speed control. Friday, June 27, 2025. News. Crime and ... the wax in the element expands as it melts and shuts the air valve.
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