Is your Ford or Mercury idling rough, stalling, or surging? A faulty idle air control valve could be the culprit. This AIP Electronics IAC22 is a direct replacement for many models from 1983 to 1995, including Aerostar, Bronco, Ranger, Taurus, Mustang, Escort, and more with 1.6L to 5.0L engines. It’s 100% new, not a remanufactured part, so you get reliable performance right out of the box. The IAC valve helps regulate air flow around the throttle plate to maintain a smooth idle—especially important during cold starts or when using AC. Installation is usually straightforward if you’re handy with basic tools. Just make sure to disconnect the battery first and clean the throttle body while you’re at it. Compatible with both carbureted and fuel-injected systems. Keep your engine running smoothly and avoid those annoying idle issues with this affordable, quality replacement.