my heater is not working in my car what could it be

There could even be a puddle of liquid under the front of the vehicle. Without the heater core your car cannot heat up.

5 Reasons Your Car Heater Is Blowing Cold Air

There are many reasons your cars heater isnt working.

. If there are rust particles or other contaminants in the coolant it could prevent the heating. The heater control valve is underneath your hood and acts as the switch that turns the heat on and off. Your thermostat opens and closes to regulate the temperature of the coolant inside the engine.

Save Up To 80 Off Retail Prices Buy Discount Auto Parts Parts Here. Or you buy a replacement part with the resistor already in place online here. The coolant that comes into the core requires an appropriate route to travel.

The fan blows the heat away from the core and distributes it into the cabin of the car. We provide 247 roadside assistance. Ad A Mechanic Will Answer You Now.

Either way it should fix the problem for you. A damaged radiator can leak and prevent coolant from reaching the heater core. To determine if this is the problem when the engine is cool remove the radiator cap.

There could be a blockage or other problem stopping heated antifreeze from moving through the heater core component. One of the most common reasons why your car heater isnt working properly is the low coolant level. If the core is blocked the heater will not operate at all.

Theres not enough coolant. The buttons and knobs that control your cars heating and cooling systems can cause problems if. If that piece is not working right your car could get stuck blowing cool air into the cabin.

My heater is working but my blower is not blowing the heat into my car. Car heater systems that blow air. The core is liable for the cars defrosting and heating.

If the coolant level is low the core isnt working or theres air in the system your cars heater may not work. If the heating system isnt working at all no hot or cold air is being blown into the car this is likely due to a faulty blower motor or an issue stopping power from reaching the blower motor. 1 Year12K Mile Warranty.

That suggests the issue is most likely with your heater fan. If it isnt it could be that the heater control valve is not working and needs replacing or on older cars a physical flap which alters the path of the air could be broken or disconnected from the controls. 7 Days a Week.

Thermostat If the thermostat is jammed open causing the car to overcool there may not be sufficient temperature in the coolant to provide sufficient hot air. If the blower motor resistor is broken you might have issues setting the fan speed or getting air at all. Another possible cause for a heater that wont blow warm air is a malfunctioning thermostat.

Contrary to what its name suggests coolant is just meant for cooling your car. Heres our guide to a poorly operating heater what can cause it and what to do about it. Check your controls to make sure your fan is turned on then experiment with different fan speeds to see if its simply a dead speed.

Your vehicle might have enough coolant level but the core might be obstructed. If this is the case replace the fuses in the fan and you should be good to go. Car Heater Thermostat is Faulty.

Faulty Blower Motor Resistor. Reasons your heating system isnt working. Questions Answered Every 9 Seconds.

Low coolant level is the most common cause of poor heater output. The thermostat in your car gauges its temperature and helps to regulate engine operation based on feedback in more. The coolant level should be at the top of the radiator neck.

If you find that your car heater system is blowing air but that your car is not heating up. This fluid aims to maintain an. Another cause of why the car heater not working is the heater core.

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. Low coolant level. The coolant itself could also be an issue.

These are the 7 common reasons your car heater isnt working. 7 Days a Week. Maybe the fan is malfunctioning.

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Perhaps your temperature gauge is running below normal. Until the engine warms up the thermostat should remain closed which helps your engine and heater warm up. A valve or switch could be faulty or the heater core could be a clogged.

Using a 5050 mix of anti-freeze and distilled water top off the radiator and fill the coolant reservoir tank to the.

Car Heating System How It Works