How to Fix Your Car Heater

Winter is here and you need to make sure that your car heater is working properly to keep you warm during the cold months. If your car heater is not working, it can be frustrating and uncomfortable. However, fixing your car heater is not as difficult as you might think. Here are some tips on how to fix your car heater.

Check the Coolant Level

The first thing you should do is check the coolant level in your car. If the coolant level is low, it can cause the car heater to malfunction. Make sure that the coolant level is at the right level, as indicated in the owner’s manual. If the coolant level is low, add more coolant to the radiator.

Check the Thermostat

The thermostat is a device that regulates the temperature of the engine. If the thermostat is not working properly, it can cause the car heater to malfunction. Check the thermostat to make sure it is working properly. If the thermostat is not working, it needs to be replaced.

Check the Heater Core

The heater core is a small radiator that is located under the dashboard of your car. It provides heat to the cabin of your car. If the heater core is clogged or leaking, it can cause the car heater to malfunction. Check the heater core to make sure it is not clogged or leaking. If it is, it needs to be replaced.

Check the Blower Motor

The blower motor is responsible for blowing the air through the heater core and into the cabin of your car. If the blower motor is not working properly, it can cause the car heater to malfunction. Check the blower motor to make sure it is working properly. If it is not, it needs to be replaced.

Check the Electrical Connections

If the car heater is not working, it could be due to faulty electrical connections. Check the electrical connections to make sure they are clean and tight. If they are not, clean them and tighten them. If the connections are damaged, they need to be replaced.

Check the Fuse

If the car heater is not working, it could be due to a blown fuse. Check the fuse box to see if the fuse for the heater is blown. If it is, replace the fuse with a new one.

Check the Control Valve

The control valve regulates the flow of hot coolant into the heater core. If the control valve is not working properly, it can cause the car heater to malfunction. Check the control valve to make sure it is working properly. If it is not, it needs to be replaced.

Check the Cabin Air Filter

The cabin air filter is responsible for filtering the air that comes into the cabin of your car. If the cabin air filter is clogged, it can cause the car heater to malfunction. Check the cabin air filter to make sure it is not clogged. If it is, replace it with a new one.

Check the Vacuum Lines

The vacuum lines are responsible for controlling the flow of air in the car’s heating system. If the vacuum lines are damaged or disconnected, it can cause the car heater to malfunction. Check the vacuum lines to make sure they are connected and not damaged. If they are, replace them.

Take Your Car to a Mechanic

If you have checked all of the above and your car heater is still not working, it is best to take your car to a mechanic. A mechanic will be able to diagnose the problem and fix it for you. It is always best to have a professional take care of your car.