Posted on 1/30/2023
As the temperatures drop in the winter, having a working car heater is essential for staying warm and comfortable on the road. But how does a car heater work, and when might you need to have it repaired? Here's everything you need to know. How Do Car Heaters Work? A car heater utilizes hot coolant from the engine to heat the air inside the car. The hot coolant is circulated through a heater core, which works similarly to the radiator. A fan then blows air across the heater core, which warms the air and sends it into the passenger cabin. What Are Common Problems with Car Heaters? There are several things that can go wrong with a car heater. One of the most common problems is a leak in the coolant system, which can prevent the heater from working properly. Another common issue is a faulty thermostat, which can make the heater blow cold air instead of warm air. A broken fan or a clogged heater core can also cause heater malfunctions. What Are the Signs of a Broken Car Heater? If ... read more