The engine control module (ECM) processes inputs from various sensors to control the engine's ignition and fueling for optimum performance and efficiency. This remanufactured ECM is tested to meet original equipment performance. Product Features:Ideal replacement - this engine control module has been remanufactured and tested meet original equipment performanceQuality remanufacturing - this ECM has been thoroughly remanufactured and tested in a dedicated facility to ensure durabilityCost-effective solution - this remanufactured ECM offers original equipment performance for less than the cost of a new ECM from the dealerThoroughly tested - this ECM has been fully tested for functionality including hot and cold chamber testing