What does it mean when your fan switch only works on high?

[Inspar8r]

I forgot what to do to fix it. Either is was the switch, or a fuse, or something...

[Jordan]

Your resistor pack is shot, time to get a new one.

[BMW BMXER]

Or its just dirty. Clean it first. Mine was just dirty.

[franz]

Cleaned mine with WD-40 over a year ago, no problems! Here's a DIY for ya:

http://www.e30.bmwdiy.info/blower-resistor/index.html