Heater not working

Discussion in 'Interior' started by Mimster, Nov 14, 2018.

  1. Mimster

    Mimster TYF Newbie

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    Why wont my heater work in my 2001 gmc yukon .Can't get no heat . And sometimes my ac stops blowing cold and starts back.
     
    Last edited: Nov 14, 2018
  2. Doubeleive

    Doubeleive Elite Member Supporting Member

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    Wes
    disregard what he says about the flappy noise, the first actuator he points out would likely apply if you do not have any heat
     
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  3. Mimster

    Mimster TYF Newbie

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    Climate control won't switch to heat. Keeps blowing cold. When I turn to defrost the ac light goes off.
     
  4. Mimster

    Mimster TYF Newbie

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    Thanks. I will check it out.
     

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