Compatibility: For more details,pls check compatibility Chart. 2018-2019 Chevrolet Equinox 2018-2019 GMC Terrain what is a Cooling Fan? The cooling fan is a vital part of a car’s cooling system, which is located in front of the car radiator and sucks cooling air through the car radiator. A cooling fan in a car is activated by the thermostat in the car’s cooling system, or by an electronic system that senses when the coolant is too hot and switched on the fan through an electrical relay switch.It tends to be dormant unless the car is stationary or the temperature is excessively hot. Features: .
