2002 Cadillac Deville "heat cold" Questions

...put the heat on auto and set it to highest heat level it just keeps blowing cold air. i do not know if it is the heater core or what. all it does is blow cold air !!! help please change the ...

...heat or defraust works on my 89 Cadi Devile just continues to blow cold air Is your eng get warm if you eng is not heating up it can be a thremaste stuck open if the eng is heating up ck the heater ...

cold air when heat is on the car has been overheating once in a while , when it gets hot i turn on the heater to try and releive some of the heat but it only blows cold air????????????? sounds like it

...HOSE IS WARN AND TOP IS COLD. I PULLED THE TOP HOSE TO THE CORE OFF AND WATER CAME OUT SLOW WITH THE CAR RUNNING. IT BLOWS COLD AIR INTO THE CABIN WHEN HEAT IS ON HI...??? your themostat needs ...

...HEAT, JUST BLOWS COLD AIR. Feel the hoses going to heater core, one should be hot and the other warm. If one is cold or both are then heater core is clogged. Make sure heater control valve works and ...

turn it to cold if you want it cold. Caddy's have dual heat so you can change what you feel coming out push the nozzle in and the light should go off. Therefore making the car on the same hot/cold

...everything switches over from heat to vent to AC. That HAS to work for you to get cold air. But if I remember right, those DeVille controls fail. You might need one from a junkyard or

...cold air I can't get my heat to work. The a/c works fine but when I turn the temp up only cold air blows. why? What could be the problem and how much for repairs The problem is likely related ...

...cold heat I own a DeVille. Check your large hoses to see if they are warm when the caddi is warmed up. Do you have blowing air from your fan? If not, check the fuses and swap relays under the hood ...

...under the hood if it's worn out or the vacumm hose is disconected you won't get heat the blend door in the dash that switches form outside cold air to heat is got to be stuck in the cold