Spray it with some What Odor? I purchased this product and it gets rid of any odor, and it does not return!!!!! Order at www.whatodor.com
Smoke could be coming from the vents of your car for a number of reasons. You may have an internal car fire.
The air is off.
heater core needs replacement
It is called condensation.
It sounds like your vacuum controls are stuck on the defroster I had that happen and I sprayed a lubricant into the vacuum lines and it cleared up
replace? why not fix it?
smoky mist coming from the heater vents.
Your heater core has failed.
is it because of a lack of vacuum pressure?
Jammed blend door or blockage in the ducts if you mean to say air isn't blowing through at all.
You have a vacuum leak somewhere. Check under the hood for a disconnected or broken vacuum line.
There may be something blocking the deflectors from sending air up there.