Air Only Blows Out Of Floor

My a c blows out dash defrost and floor only.

Air only blows out of floor.

After installing a new blower fan motor the ac would only come out the defrost vents. Owners have reported several instances of the air conditioning not blowing through main dash vents or only blowing through the floor and defrost vents. Air conditioning problem six cylinder front wheel drive automatic 113 000 miles. Also how do i respond on post to say thanks to all that give info.

My question is this. Often this is experienced after replacement of the battery. The factory vacuum check valve is very hard to get to. We use cookies to give you the best possible experience on our website.

My air conditioning is blowing cold air but it directs the flow to the windshield and floor and not from the vents in the dash. On the astros when the heat only blows through defrost and floor it s due to a broken vacuum line. The air only blows out the defrost and floor not the face vents. It works this way in both the manual and automatic modes.

No air from floor vents or defroster vents only front vents. During battery replacement the control module for the mode actuators may lose its memory. Air only blowing out of defrost and floor jun 28 2016 2 35am. I know there is often a faulty check valve on the vacuum line but are.

Which part controls the vents in which the air flows. I get good heat and air conditioning from my front vents but when i select floor or defrost vents the air still only blows from front vents. Thank you so much. As stated in the title i am only getting air blowing out of the defrost and floor vents but not the ones in the dash.

It does blow cold just cant get it out vents. I checked under hood from manifold and under dash for bad vacuamn lines and all seems well. I just started i checked the air vac answered by a verified jeep mechanic.