The Gates heater control valve for 2007-2011 Mercedes-Benz S550 5.5L V8 is an electric coolant valve that controls flow to the heater circuit, helping manage cabin heat. Specified for the listed S550 applications, this electrically actuated coolant valve serves as the vehicle's heater control component, matching the described function and enabling restoration of proper heater operation in those Mercedes-Benz models.
Gates 07-11 Mercedes-Benz S550 V-8 5.5L Heater Control Valve Electric Coolant Valve