This is very common on many vehicles and its either a broken, cracked or removed vacuum line.......
actuator under center of dash is bad
The magma gushes out and then it flows every where. The volcano has vents that let air come out. When the vents open steam/ smoke comes out of those vents.
The magma gushes out and then it flows every where. The volcano has vents that let air come out. When the vents open steam/ smoke comes out of those vents.
because when you first turn it on, hot air blows from it... thats just how it works, then after a while cool air comes
shut all vents off so it comes out on floor
you need to replace the vacuum.
my 2000 Chevy venture van the air comes hot by drivers vet and cool by passenger vents
It is more then likely your heater core. is it fogging up in your vehicle?
Probably a vacuum leak. Check under the hood for a cracked or pinched vacuum line.
The duct probably fell off
It is Likely a vacuum leak under dash leading to vents
Hi, It is not the blend door, that is for heat/cold changes. The mode door could be the problem, or stuck defrost door.