my car heaters have stopped working

Read your vehicles owners manual and check the level without opening the reservoir if possible. Once the coolant leaves your engine it travels through hoses to your heater core.

Car Heater Not Blowing Warm Air Quick Free Fix Youtube

If its faulty or broken it affects the heating system as well as your cars performance.

. The heater in your car truck or SUV depends on several components in order to work pro. If its not the fuse in many cases a blower motor is also a fairly straightforward replacement that you can do. Show More Show Less.

This situation can happen if someone opened the radiator or if a leak is allowing air to enter. If the coolant level should drop as the thermostat opens top it. Be sure to check the ground under where you parked.

The thermostat is responsible for ensuring the engine operates at the correct temperature and using the coolant to adjust the levels. Thermostats can also get stuck open causing the engines temperature to stay low. Air inside the cooling system.

When the engine has been running the coolant is pressurized and extremely hot. These are the 7 common reasons your car heater isnt working. Certified Mechanics Fix Your Car in Your Driveway.

If you cant get any air to blow at all its not specifically a heater issue - it may be a fuse. When this happens the pump would need to be replaced to allow engine. If your blower motor connectors power and ground are working that means everything in.

Car Heater Thermostat is Faulty. 1 Year12K Mile Warranty. Test your blower motors connections.

A bad thermostat that isnt allowing the engine to properly warm up. If your car heater is not working at all youre looking at a faulty blower motor or an issue. Coolant that contains rust particles or becomes otherwise contaminated and is blocking.

Car heater systems that simply dont work at all. Then you water pump brings it back into your engine and the. Faulty thermostats are the most common reason for a failing car heater.

If the thermostat is the culprit you may have bigger problems because the vehicle will. A faulty thermostat could be behind your cars heater not working. The job of the water pump in your car is to pump coolant throughout the coolant system and engine if your car.

Available 7 Days a Week. A blower fan that isnt working properly. Check the fuse first and replace it if needed.

A car heater that has stopped working can make a cold day even worse. With the hood up examine visible hoses for signs of seeping or leaks. Ad Search from over 10 Million Auto Parts.

Another reason why your car might not have heat is a faulty water pump. If it isnt opening up to let the coolant flow through it the core cant produce heat. With your key and heater switch both on test the connector using a test light.

Over the years the blades on the pump can break off or the pump may stop working altogether. A clogged heater core. Disconnect the blower motor connector.

If the problem stems from the cooling system the most common causes are mechanical electrical or suction related. Our mechanic shows you how to test the connectors power and ground at 128 in the video above. If your coolantantifreeze level is low its easy to check and replenish.

Across almost all models of cars and trucks the number one cause for a vehicles heater to stop working is a faulty or broken thermostat. Let the car cool down. The coolant that cools your engine also creates the heat that comes out of your vents.

Add new coolant until the tank or radiator is full. Save Up To 80 Off Retail Prices Buy Discount Auto Parts Parts Here. You should also bear in mind that these causes can vary.

Start the engine with the cap still open and let the engine idle for a few minutes. Your heater may have stopped working due to low coolant. There are also a few valves that could block.

Air bubbles in the radiator can prevent the proper flow of coolant and affect the heating system and the engine itself. Low coolant can indicate a coolant leak. Set the heater to its maximum setting remove the coolant tank cap and fill it to the proper level.

A low antifreezewater level in the radiator due to a leak in the cooling system. Heater Symptom 1 My Cars Air Isnt Blowing At All. Ad Auto Repair Parts Body Parts Alternators Mufflers Brakes.

Also a bad head gasket can cause air to enter the radiator. A heater can stop working for a number of reasons including. The problem can have a variety of different causes including the following.

The system will need to be bled. Wait until the engine has cooled down and check the coolant level topping it up if needed. The thermostat in your car gauges its temperature and helps to regulate engine operation based on feedback.

Remove the cap and place a funnel in the opening of the overflow reservoir or the opening of the radiator. All Makes Models. It then travels through more hoses back to your radiator.

Car Heater Blowing Cold Air How To Fix Car Heater