1993 Oldsmobile Cutlass Supreme "heat control" Questions

...heat at all Most GM vehicles uses a vacuum to control the hot/cold blend door selector on the AC/Heat. The vacuum line is usually tied to the cruise control . One thing to check is test your cruise ...

of heat and air. could this be vac motor under dash. check the vacuum supply to the control head switch, if it is automatic climate control u may have a defective control head, replace the entire unit

...heat, (drivers side and passenger side) the passenger side control is on the door and main climate control. The psssenger side blows cool air but the drivers side is stuck on hot only. Does anyone ...

heat/AC temp control unit with two others - with the exact same results. Is there some other electronic device that controls the vents and heat? If I need to replace or check something can you provide

...after a few minutes the screen freezes up and the heat/air stop blowing. sounds like its the on board computerised control unit but cant help you anymore as never seen one of these cars here in ...

...heat, A/C control on the dash. If it's still working the fan which your problem seemed to be somewhat vague in this regard, then it's okay. That switch is electric. There should also be two slide ...

heat problem heat does not get hot only luke warm and when i try to put it on vent it will not blow. only on defrost or floor and barely blows anything out. what might my problem be Low heat is most ...

control is set for heat when the compressor is not doing it's "vacation thing". Tried three different controllers(automatic)with the same result for all three.The original problem began when the first

...heat at all. the low coolent light is on full time. have checked thermostat, water pump and hoses, all get hot. summer time hot air comes out from all vents. winter time or colder days i get nothing. ...

...control is stuck in the defrost and lower heat position. The knob turns but the air flow remains the same. I can not get panel airflow, full defrost, full heat,ect. Where do I start? The heat ...