A car heater just circulates some hot coolant from the engine through a device that looks similar to a small radiator resulting in the interior of the car to get warm. The main parts of a car radiator are the heater core known as a radiator, blowing motor known as a fan and the hoses. To repair a car heater, just follow the simple directions: Directions Step 1: Check the heater system to find any broken parts and blockages. Be sure that the hoses of the heater are in good condition. If the car’s engine block has a summer valve, then make sure it is open. Step 2: Inspect the motor and blower circuit if necessary. If the blower motor … Continue reading How to Fix a Vehicle’s Heater