What to do if your F-150 heater fan only blows on high?

If your 1997-2003 Ford F-150 A/C – heater fan only blows on high or doesn’t blow at the lower speeds, you most likely have a failed blower motor resistor. You could pay up to $400 to have a shop or the dealer replace it for you but you can do it yourself for as little as $20! Tools needed: 8mm socket, ratchet, and small ratchet extension.

Where is the fan resistor on a Ford F150?

This happens very often to Ford pickup truck or SUV. All you need to do is to replace the resistor (Ford part number: 4L3Z-19A706-AA or NAPA part number: BR286)for controlling the fan speed. It is located around the right kick panel under the glove box. Trace the wiring bundle you will find it there.

How much does it cost to replace a blower on a Ford F-150?

The average cost for a Ford F-150 Blower Motor Resistor Replacement is between $78 -$87. Learn More Fan only works on setting number 3. Blower only works on high setting.

Why is my Ford F-150 not blowing air?

The 2004-2014 Ford F-150 with manual temperature and fan controls may have problems with the the blower motor only blowing air on certain settings. Most commonly the fan will only run on the highest setting. This is a well documented problem, and is caused by a failing blower motor resistor.

How much does it cost to replace a fan resistor on a 1997 Ford F-150?

This feature is not available right now. Please try again later. If your 1997-2003 Ford F-150 A/C – heater fan only blows on high or doesn’t blow at the lower speeds, you most likely have a failed blower motor resistor. You could pay up to $400 to have a shop or the dealer replace it for you but you can do it yourself for as little as $20!

How to fix blower resistor on Ford F150?

FORD F150 BLOWER RESISTOR 1997-2003 FIX! Only blows on high – $20 (Short version) – MECHANICAL KID – YouTube FORD F150 BLOWER RESISTOR 1997-2003 FIX! Only blows on high – $20 (Short version) – MECHANICAL KID If playback doesn’t begin shortly, try restarting your device.

What are the symptoms of a bad cooling fan relay?

1. Engine running hot One of the first symptoms commonly associated with a bad or failing cooling fan relay is an engine that runs hot or overheats. If you notice that your engine is running at higher temperatures than normal, that may be a sign that the relay is not functioning properly.

What causes a bad or failing blower motor relay?

Blown fuses. One of the first symptoms of a bad or failing AC blower motor relay is a blown AC blower motor relay circuit fuse. If the blower motor relay develops any sort of problem that hinders its ability to properly limit and distribute power, it may cause the blower motor fuse to blow. Any sort of electrical spikes or excessive current…

Why is my F150 heater fan not working?

When a Blower Resistor fails it can fail in many ways. 1 being the fan won’t turn off unless you pull a fuse 2. you may only have one speed as i suffered high or nothing. 3. you have may not have any fan at all. while there is many reasons for this to fail which includes high resistance in the blower motor. Loading…

Why does my AC blower motor not work?

The blower motor relay supplies power to this motor when you turn the switch to “on” that can sometimes fail. When this happens, you may notice that you will not feel anything blowing out of the vents at all. This may also cause the blower motor to work intermittently.

What causes a blower fan to turn faster?

The lower the resistance of the selected resistor in the pack, the higher the current that flows through the blower fan causing the fan to turn faster. The statements expressed above are only for informational purposes and should be independently verified.

Where is the heater resistor on a Ford F150?

It is located around the right kick panel under the glove box. Trace the wiring bundle you will find it there. Disconnect the wiring harness then remove the two 8 mm hexhead mounting screws pointing up to the glove box, the resistor will come out easily. Loading…

How to fix a Ford F150 heater blower?

Trace the wiring bundle you will find it there. Disconnect the wiring harness then remove the two 8 mm hexhead mounting screws pointing up to the glove box, the resistor will come out easily. Loading…

Why does my F150 air conditioner fan stop working?

If your fan has stopped working altogether, the likely culprit is a failure in the motor or wiring. Solve either problem with a F150 air conditioner blower motor from AutoZone, where we are committed to providing the right products at the right prices.

Why does my AC fan only work on high?

If your speed selector for your AC or Heat only works on high, or low, or if its missing any particular speed, this video will show you how to fix it once and for all. This is a fix for 2nd generation Dodge Rams (1994-2001-2002 2500/3500) Loading…

What to do if your F-150 heater fan only blows on high?