Jeep Wrangler Blower Switch Problem

Thought motor was bad so bought new motor still having same problem.

Jeep wrangler blower switch problem.

Direct wired motor to battery and motor is definately good as so was the old one. Only 5 left in stock order soon. 2003 jeep wrangler sport. Blower motor not working on 2006 jeep wrangler.

Brock replement hv heater a c dash mounted blower motor control switch for 99 04 wrangler w air conditioning reples 55037473ab hs 373. Sold and missed 2004 ford mustang cobra to view links or images in signatures your post count must be 10 or greater. I have replaced the relay and the fan switch with new parts. The infamous blower motor switch resistor problem.

So the problem is either the blower motor resistor or the selector switch. Often a blower motor short. When selector switch is turned on any position i get a buzzing noise from blower motor. The problem is that the fan switch suddenly fails to operate and when the matter is investigated the mechanic finds that the blower motor relay and switch have melted.

Need help process of elimination can be costly. So if you pull the blower motor resistor and check for different levels of ohms of resistance and each one has resistance and none are infinet then the switch would be the logical problem. There is some sort of electrical problem or surge which six repairs have failed to correct and my fear is my jeep will catch on fire as has been reported in a number of cases. The fan works only after the vehicle has warmed a little and then only when the switch is between the 2nd and 3rd position.

Hvac ac a c heater control with blower motor switch for jeep wrangler tj. 4 7 out of 5 stars 12. Lose a range from the mode selector switch burned smell when heater is on affected model s. In this video i am showing how to troubleshoot and pinpoint a problem on a not working air cond blower the motor with a simple tool like the test light.

It does not work in any of the normal positions. The problem comes when the valve starts to fail in either a closed or open position. I have a 2000 jeep wrangler with blower problems. Should it stick closed then your engine can quickly overheat which hopefully you notice before it.

Then the valve opens and lets coolant into the radiator where it can cool off the engine and keep the jeep from overheating. You currently have 0 posts. Ok you say your blower motor works on 1 2 and 4 but not on 3. When it works it is on high help its cold.