My heater is blowing cold air I've changed thermostat and flushed core. on 1996 Dodge Ram 1500

I'm still getting cold air from heater. I've flushed the heater core can't find moisture on floor. I have also pain stakenly got the air out of lines what could it be?

Asked by for the 1996 Dodge Ram 1500
2 answers 3 comments
NO CK UNDER DASH TO MAKE SURE THE DOORS ARE OPENING AND CLOSING PROPER TO DIRECT THE CORRECT AIR FLOW
thanks for explaining what I was trying to tell this guy globalhelper...no offense to the customer
Well it figures bunch of dumb asses no offense to the pro,sm can't read I did check them and they work fine. Problems still there.
check your blend door operation...make sure anti freeze is full
Ok lol are talking about the plastic 0verflow container? It is full.