Blower motor not work on high
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Re: Blower motor not work on high
Originally Posted by rickscorner
My blower motor speed works on low and med. When I move switch to high it will not run. Car is a 1989 Lesabre LN3. Need help.
There'* two speed circuits for the blower fan. One runs through a resistor block, to give you the speeds other than high. The high speed circuit runs through the relay to the blower motor.
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