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Thread: Heater/ac controls only work on 4

  1. #1
    Join Date
    Jan 2007
    Location
    Colorado Springs, CO
    Posts
    484
    My Cars
    E21

    Heater/ac controls only work on 4

    My heater/ac only blows when its setting is on 4? nothing comes on 3 nor 2 nor 1..I have the dial controls. Why is that? how can i fix that?

  2. #2
    Join Date
    Aug 2006
    Location
    Westchester, NY
    Posts
    2,076
    My Cars
    2002 M3
    It's a resistor under the steering wheel. do a search. very very easy to fix.

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