Air Only Blows Out Of Floor

I just started i checked the air vac answered by a verified jeep mechanic.

Air only blows out of floor. The factory vacuum check valve is very hard to get to. Thank you so much. I have installed a new blend door actuator at the passenger side and realized after the fact that wouldn t have helped my issue. I know there is often a faulty check valve on the vacuum line but are.

On the astros when the heat only blows through defrost and floor it s due to a broken vacuum line. Like grumpy and others who gave suggestions on exhaust. Air conditioning problem six cylinder front wheel drive automatic 113 000 miles. During battery replacement the control module for the mode actuators may lose its memory.

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. After installing a new blower fan motor the ac would only come out the defrost vents. So i bypassed it. Often this is experienced after replacement of the battery.

We use cookies to give you the best possible experience on our website. Also how do i respond on post to say thanks to all that give info. Air only blowing out of defrost and floor jun 28 2016 2 35am. Owners have reported several instances of the air conditioning not blowing through main dash vents or only blowing through the floor and defrost vents.

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. The air only blows out the defrost and floor not the face vents. My a c blows out dash defrost and floor only. I checked under hood from manifold and under dash for bad vacuamn lines and all seems well.

It works this way in both the manual and automatic modes. Which part controls the vents in which the air flows. My question is this.