International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions. 1990-1995 GMC K3500 Idle Control Valve - API 4100-07908840 IAC Valve Replacement Motor Man | Idle Air Control (IAC) Valve | 215-1009 Engine Idle Control Valve Description Walker® 215-1009 Fuel Injection Idle Air Control Valve Prevents stalling. Walker Products began supplying the fuel system needs of the automotive industry in 1946. Today Walker is one of the largest, privately owned manufacturers of fuel system components and engine sensors, and has served the needs of the worldwide automotive... Symptoms of failure include engine stalling, surging, poor idle conditions, and or a check engine light The WALKER PRODUCTS, INC. Fuel Injection Idle Air Control Valve contains no remanufactured components, and is designed to operate in either city or highway driving IAC Valve Allows the computer to precisely control idle speed when varying loads are placed on the engine