My heater control only works on high setting

[Chin]

does anyone know how to fix my heater controls to work on all settings i heard it was a realy but where can i find it to change it. someone reply if u know wht the hell to do

CHIN

 

[aldive]

I would expect it was the switch causing the madaldy.

Good luck....

 

[Jason_25]

Your low speed blower relay is bad. Check your owner's manual. The relay locations are in there.