Need a Blower Motor Resistor? http://amzn.to/1SUt2er
If you have a BMW E46 or any other vehicle you may be having some symptoms of surging blower motor, or no fan at all, maybe even low blowing blower. However if you are suffering any symptoms with your blower motor there is a good chance that you may be having problems with your final stage unit and it will need to be replaced. This video will show you how to do it.