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 ...

Beneath your hood lies a vast array of pipes, hoses, turbochargers, intercoolers, radiators, wires, fuses, intakes, and other engine components. Although you’d think a closed hood would protect the ...