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Could be a bad resistor pack at the blower motor
Could be a bad low speed relay
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∙ 16y ago
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2004jeep wrangler blower motor high speed not working?
Replace fan switch.
92 integra blows heat but very little when you go to increase nothing happens how do you get behind the switch?
there are resistors located by blower motor. could be open. they control blower speed.
Why does my 2001 Chevy Prism heater blows hot air on highest fan speed but the lower speeds it blows cold air?
It has a bad "Blower Motor Resistor" The fan switch itself is fine.
El Camino blower high speed fuse location?
if your blower is working on low and medium speed then it's not a fuse it is the blower switch
1999 Ford Ranger Air Conditioning fan speed switch only blows air on max ac Is this a switch or fan motor problem?
If you are saying the blower motor only works on the high speed setting, then the problem is a bad HVAC Resistor Pack.
How can you get power to the blower motor in a 1995 Mazda b4000?
Check the fuse. Check the blower speed resistor. Check the blower speed control switch.
1970 Chevrolet high speed blower switch not working?
replace the switch.
Why is your heater blower not working?
Blown fuse. Burned out blower speed resistor. Faulty blower switch. Bad blower motor.
My heater in my 1984 El Dorado Biritz quit working where do you start looking?
If by quit working you mean quit blowing, the things to troubleshoot are the blower motor, the blower motor resistor switch, or the blower motor speed selector switch. If by quit working you mean it only blows cold or warm air, the thermostat is probably stuck in the open position.
Why Small omount of a-c air coming out of vents with switch on high on a 96 cheve 7.4 truck?
Could be,The blower speed switch or electrical plug at switch is burned out. The high speed blower relay is burned out. The blower motor is on its way out. The blower motor speed control resister is burned out, The cabin filter (if applicable) is very dirty.
Blower will not blow fuse is good?
Defective blower motor, blower motor resistor pack, or blower motor speed control switch.
Why does the acheater blower only work on high speed?
either the blower control switch or the blower motoer needs replacing
