An ACDelco GM Original Equipment Heater Control Panel allows the user to turn on and change the settings of the A/C and heating system from inside the vehicle, and is a GM-recommended replacement for your vehicle’s original component. It controls the functions of the system, such as setting, temperature, and intensity of the fans. This original equipment heater control panel has been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.