Thread: No Air!!
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      07-15-2018, 03:41 PM   #3
jmfc01
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Drives: '12 E88 M Sport
Join Date: Jul 2018
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Usually there is a blower motor resistor which regulates the fan speed. I just got my 135 yesterday so I havent had to dig.

If you apply power and the fan moves, replace both anyway. In my experience the resistor fails because the motor is drawing too many amps.

Last edited by jmfc01; 07-15-2018 at 03:42 PM.. Reason: added more
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