Intro: A graph of your car’s idle speed shouldn’t resemble architectural plans for a new Cedar Point roller coaster. Once the car warms up to normal operating temperature, it should run in a smooth ...

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 ...

My wife drives our 2002 Toyota Tacoma V-6 with 180,000 miles. She reports that the engine will sometimes die when shifting from park to reverse. It seems to be worse in hot weather, and usually ...