What can cause a blower motor to stop working?

What can cause a blower motor to stop working?

In a situation where the motor doesn’t work on any speed, the most likely causes are: a blown power supply fuse, a bad motor ground connection, bad motor speed control module or a failed motor. On all systems, a failed blower motor is least likely. Start by checking the blower fuse and HVAC controller fuse.

What fuse is for the blower motor?

Fuse Protection To protect the blower motor power circuit, a 20-, 25- or 30-amp fuse is usually located in the fuse panel under the dash. The rating of the fuse will depend on the vehicle application and how much power the blower motor requires at full speed.

How do you check a blower motor fuse?

Use voltmeter or ohmmeter to check for a blown fuse. If you find one, replace it. Start car and see if blower motor works. If fuse blows again, check for loose circuits.

How much should it cost to replace a blower motor?

Cost to Replace Central or Forced Air Blower Motor Replacing a blower motor costs $450 on average with a typical range of $250 to $800. With a warranty, you might pay as little as $150 for labor alone. For high-end models, like those with large motors or access issues, you might pay as much as $2,000.

How much does it cost to fix a blower motor in a car?

The Best in Auto Repair The average cost for blower motor replacement is between $307 and $325. Labor costs are estimated between $69 and $86 while parts are priced at $239. This range does not include taxes and fees, and does not factor in your specific vehicle or unique location.

Why is my car not blowing air at all?

Your air intake is clogged, meaning that air isn’t getting in from the outside at all or isn’t circulating properly. There is a blown fuse in the ventilation system. Electrical issues such as a bad relay. Damaged blower motor.

How much does it cost to replace a blower motor and resistor?

Blower Motor Resistor Replacement Cost – RepairPal Estimate. The average cost for blower motor resistor replacement is between $114 and $125. Labor costs are estimated between $44 and $55 while parts are priced at $70.

How long does it take to replace a blower motor in a car?

This is around a 4 hour job by an experienced Tech. At home, by a Novice with decent skills, about 5 hours plus!

How long should a blower motor last?

between 12 and 15 years

How often do blower motors go out?

Even though the manufacturer states their blower motor will last two decades, we advise all clients to expect a 10-20-year life span due to age, use, and proactive maintenance.

What happens when your blower motor goes out?

No air from the vents If the heater blower motor burns out or short circuits, it will not function, and therefore will not be able to produce any airflow for the system. The blower motor will usually have to be replaced in order to restore proper operation to the system.

Why is my blower fan not working?

If you see or hear the fan turn on, your blower motor is not the culprit. If the fan does not start, you have a wiring issue (circuit breaker trips) or motor problem (circuit breaker does not trip). While your thermostat may be at fault, only an HVAC technician can diagnose and remedy the issue correctly.

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