Abstract: A control device of a blower and air conditioner module a for motor vehicle is disclosed with a blower controller and an air conditioner controller, which governs the refrigerating plant with a refrigerant condenser, as well as flaps and valves of the blower and air conditioner module, and processes information from sensors and a man-machine interface, with the blower controller and the air conditioner controller, together with a blower motor controller of a blower motor designed as a central control device and it is placed on the blower motor.