Could be the heater core.
The heater core is leaking coolant.
Sounds like heater core is leaking, replace heater core or bypass
Most likely a film on the inside of a windshield is caused by an engine coolant leak within the heater core.
YES...IF IT HAS STOPPED WORKING IN THE CLOSED POSITION THEN THE HEATED WATER ISN'T FLOWING THROUGH THE HEATER CORE.
The fastest way to defrost a windshield is to turn the defrost vent on without heat or simply open the windows. Another option is to warm the inside of the car by turning the heater on.
Defective heater temperature control valve.
The AC takes the moisture out of the cabin air and that helps clear the inside of the windshield from moisture faster.
if there is condensation on the inside of your windshield you can probably smell coolant as well. this is caused by a leaking heater core located behind the glove box in the evaporator case.
Finding coolant on the passengers side floor. Turning on the defroster and the inside of the windshield fogs up. Sweet smell of coolant inside vehicle.
Either the heater core is leaking, the windshield is leaking, or there is a leak around the cowl. If the water tastes sweet it is a leaking heater core.
The parking switch inside of the wiper motor is defective. Replace the wiper motor.
Check inside the engine near your windshield if the water drainage holes are open
Why are there windshield wipers inside the car?
It could be that you have a leaking heater core, which resides inside your car. Another give-away for a leaking core would be a sweet smell inside the car and/or a sticky residue on the inside of your windshield.
They usaually fog up the inside of the windshield when defrost is used, soak the pass side floor with coolant and smell of anti freeze when operating heater in any mode.
Windshield tranny inside the engine????? The windshield has nothing to do with the transmission, and they for sure are not inside the engine. But, I will say, go to your local Auto Parts Store. They can help you.
watch your coolant level because antifreeze is probably leaking in your heater core, another indication of leaking heater core is greasy film on inside of your windshield and it makes it hard to defrost.
Does the smoke smell sweet, does it leave a film on the inside of you windshield? If so, you have a leaking heater-core. $30.00 part.
You most likely have a leaking heater core, check you coolant level first while the truck is cool........
It should be inside the windshield washer fluid tank
Have the windshield removed and retapped.
Heater core will usually leak. Check the floor under the dash & near the firewall. You will smell anti-freeze/ coolant inside your truck/car. Inside windshield will fog up & there will be an oily film on the glass. On some cars there is a drain tube that goes out thru the firewall to keep the coolant from leaking inside ( 95 Gran AM GT for one) Look for that tube near the heater hoses at the firewall in the engine compartment but make sure the coolant is coming from the drain hose & not the heater hoses
If it is leaking inside the car, the heater core has failed.If it is leaking inside the car, the heater core has failed.
sounds like you still have a leak drive safe