The Heater Motor found in vehicles is used to blow hot air through the vents of the vehicle, and pass it around. The main function of this motor is to ensure that the hot air is being pushed enough that it will able to circulate inside the vehicle. The heater motor is located in the engine are, near the front vents of the vehicle; which is also near the heating and ac system. Once the heat is created, it is carried to this motor, which then moves it through the vents and into the vehicle. This heater motor is round in shape, and looks much like a hamster cage. This is a type of fan, that blows air away and helps it circulate. The heating system is essential in vehicles, because they help assure that the vehicle has a temperature that is suitable for the driver and the passengers at the same time.