How do I turn on air recirculation for on the heater for 2003 Sierra. I bought the truck used and it seems that the computer overrides the recirc button when I move the selector to the floor position. The only way that I can keep it on is to have the selector one position to the left-(floor/vent...
This is very annoying but every 3 minutes Toyota Camry 2009 - recirculation button for AC or Heating cuts off. Meaning every 3 minutes i have to smell the outside fumes! Does anyone know if this is a standard thing in the car or is it a defect? I don't see anything in the manual...