ACDelco GM Original Equipment Fuel Injection Throttle Control Actuator Modules are electrically operated motor assemblies that control throttle plates, and are GM-recommended replacements for your vehicle's original components. They receive an electrical signal from the engine control module and open throttle plates based on input from the accelerator pedal module. These original equipment fuel injection throttle control actuator modules have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors. Product Features:GM-recommended replacement part for your GM vehicle's original factory componentOffering the quality, reliability, and durability of GM OEManufactured to GM OE specification for fit, form, and function