my car heater fan stopped working

Let the car cool for 15 to 20 minutes. Either switch or fan motorwhich is under dashis most likley chcek switch first as its easier to check and cheaper to replace.

Symptoms Of A Bad Or Failing Heater Blower Motor Yourmechanic Advice

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. Blown Fuse or Loose Wiring. All power to every one of the electrical working parts of the car is supplied via fuses. Faulty Heater Resistor Otherwise known as the Heater Blower Resistor Resistor Pack Heater Rheostat or Blower Motor Resistor Part No.

Ad OE Quality Replacement Engine Cooling System Parts to Keep Your Engine Cool. The common and easy problem of car ac heater not working is leakage of water. Ad Search from over 10 Million Auto Parts.

This situation can happen if someone opened the radiator or if a leak is allowing air to enter. Ad Have Auto Mechanics Come to You. There are also a few valves that could block.

The fan inside your car then blows heat off of it to give the cabin heat. Ad Get Reliable Answers to Car Repair Questions Online. If your fan stops blowing on one speed but works on another then you have a bad blower motor resistor.

The system will need to be bled. An open circuit Heater Resistor Thermal Fuse. A faulty or failing control modules symptoms can be described as vehicle failing to start heater not functioning engine stalling engine performance issue as well as poor fuel economy or drainage of fuel quickly.

A problem with the switch which turns the fan on or off might also be the source. Along the same lines as the coolant system issues a malfunctioning thermostat. When heater AC fan only work on high it could also be your blower motor.

Save Up To 80 Off Retail Prices Buy Discount Auto Parts Parts Here. If its faulty or broken it affects the heating system as well as your cars performance. No Need to Step Outside.

7 Days a Week. These are the few things that might. Those are also relatively easily to replace on your car with simple tools and a little research.

There are many places where leakage can occur. In case you notice any leakage it. Remove the radiator cap.

There are two common causes of a heater blower fan problem in the Corsa D without auto aircon. Feel free to contact our tech support team at 888-863-0426 with any questions. Also a bad head gasket can cause air to enter the radiator.

Check the fan motor runs ok if power directly applied to it if OK-. The fault in the Control Module could easily damage the vehicle and not only the car heater. A blown fuse might just be the reason your car heater fan is not working.

Blower resistor keep failing. It will be at the base of the radiator in between the core and the main hose. Experienced Certified Mechanics Fix Your Car in Your Driveway.

The thermostat is responsible for ensuring the engine operates at the correct temperature and using the coolant to adjust the levels. Air bubbles in the radiator can prevent the proper flow of coolant and affect the heating system and the engine itself. So check the hoses radiator and water pump for damage.

Check operationreplace blower motor control relay if fitted check fan speed control resistor pack- usually mounted in heater air ducting. Thanks turned out it was the motor according to the dealer that charged me 250 bucks for a new one. Check for blown fuses and replace them to restore normal functionality.

13248240 Usually it is the thermal fuse on it that fails. Posted on Oct 29 2009. If your car is running low on coolant if theres air in the system or if the core itself isnt working properly then this could be the cause of your car heater not working.

AC not blowing or heater blower not working. How To Fix a Broken Thermostat. Faulty thermostats are the most common reason for a failing car heater.

Thanks again for your question.

Blower Motor Resistor How It Works Symptoms Problems Testing