Questions & Answers for: GMC no heat in my truck

cannot get heat out of floor vents -only defrost and dash heat for a while when I turned the heat off but kept the temp turned to hot, the heat would come out on the floor. when the knob was turned to

I dont know how to turn the heated seats on? How do i turn the heated seats on in my 2004 Envoy SLT? locate the heated seat button and the heated seat should start to work

...truck off to get the heater to work again. you have a couple of problems first of all your drivers sd=ide heated heat pad is probably faulty, for your heating problem you may have to get the hvac ...

...it or not is under the hood a small vaccum leak when under load will do this to the heat ( i know i have the same truck and had the same problem my leak was at the back of the engine

...heat from heater truck can be running for long time very little heat comes out You HVAC unit is not getting the heat from your engine coolant. A valve is stuck or there is blockage in the heat ...

I'm not sure how to turn heated seats on in my 2002 gmc envoy.... do i even have heated seats. I'm not sure how to turn heated seats on in my 2002 gmc envoy.... do i even have heated seats. If ...

heater dose not give any heat I turn on the heater and there is no heat. I had heat just the other day and no heat today. What could be the problem Try checking the fluids if not that replace the ...

...heat? When the truck is in park, the temperature goes up, but when I start to drive the temperature gauge goes way down, could my heat problem be the thermostat? Yes it could be the thermostat or low ...

truck fluctuate and the heat doesn't come on the way it should,does that mean the thermostat needs to be replaced? I made sure the heater core wasn't shot,there is antifreeze in the reservoir,no steam

Why are a/c and heat not changing when I move the temperature up or down just on the driver side? GMC Acadia no heat coming from heater Questions ... - Fixya www.fixya.com > ... > Cars & Trucks > ...