Has anyone ever come across this problem or have any ideas? I have the same issue on my 2008 Ford Escape. Both should be hot. Had one mechanic look at and he replaced the blower motor which did not fix problem but another story as I was pissed they ripped me off as it did not fix problem. Any suggestions. If you have air flowing only through the vents with no defrost or floor, this door is failing. My 09 Enclave had this issue, and indeed it's a blend door problem. You need:1) identify the problem as above (ie: no air (hot/cold) from ducts or windshield); 2) have someone scan the problem and identify which of the three is bad; 3) get your part with VIN number; 4) change, DIY or auto shop. Air only blows out of front vents (not from bottom heater or defroster) on 2002 Buick LeSabre I am only getting air to come out of the front vents of the dash. Airflow … Ford F-150 (2009-2014) :: AC Blows Through Floor And Defrost Vents Only. Everything gets hot and cold and the fan motor works great but it's all just stuck on blowing the air out of the vents. The A/C and heat work fine but only blows out the defrost vent on the dash. Powered by Discourse, best viewed with JavaScript enabled, Air only blows out floor and defrost vents, Ford F-150 HVAC Control Vacuum Check Valve | Advance Auto Parts. The main vent of the vents that faces the passengers blows out nothing. I have an '08 350 with less than 82K miles. I have a 2002 GMC Yukon that has the air only blowing through defrost and floor vents. I can three of four actuators, but I cannot locate the defrost actuator, it appears by following some wires, that it is on the top of the dash on the drivers side. I didnt want to have to take it to the dealer for them to over charge me. Ask Your Question Fast! Of course the customer brought the truck in, knowing that I had to lay under the driver’s … Continue reading "2005 GMC Sierra, Air Blows Only From Defroster Vents" this is a common check valve but there are others. 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. It should blow through the floor vents. lines up above the right valve cover, thay seem to be fine. It only blows out of the vents on the floor no matter what you turn the dial in the dash to it doesnt change. My question is this: which part controls the vents in which the air flows? I have a 2002 GMC Yukon that has the air only blowing through defrost and floor vents. It blows hot air so I don't think there is anything wrong with they heating system. Air only blows out the floor board and defrost, not the dash vents. This door is controlled by a thumb wheel that when activated will open and close the vent air flow door. The mode actuators in this vehicle are vacuum controlled so checking vacuum is the first point in the diagnostic routine. My 2015 Ford Taurus Limited will only blow heat through the defrost vents. The air blows cold just not through my vents. Already tried to reset the ac module. No heat to feet or defrost. I don’t know if it was also happening when blowing heat from the vents though as it was summer time when I noticed the drop in air flow. I decided to purchase the Haymes repair manual hoping it would have information on the different actuators and their respective locations, or even a diagram detailing where the handful of tiny vacuum hoses used for the climate control run to and from/what each color hose controls, but no luck there. I have installed a new blend door actuator (at the passenger side) and realized after the fact that wouldn’t have helped my issue. There is just no air from floor vents or defroster. Start with the vacuum line and check valve. ... Air only blows through front vents not through the floor vents or defroster . When you push the button for it to blow out of dash vents buttton lights up but air stays on floor and defrost. 2015 Ford Taurus - Heat blows through defrost only 3 Answers. Air only blows out of front vents (not from bottom heater or defroster) on 2002 Buick LeSabre I am only getting air to come out of the front vents of the dash. It blows hot air so I don't think there is anything wrong with they heating system. I suspect it is the mode door actuator but I have no idea where that part may be located in the van. These are usually located behind the dash. There were several new part numbers (due to redesigns) on the HVAC case. Discussion ... that is not directing the air flow to the other vents. I am not getting air through. Please help, this is my wife's car and she is panicking because defrost won't work. SOURCE: air only blows on floor with very little coming out the defrost or regular vents. Find aftermarket and OEM parts online or at a local store near you. Accessibility. There’s a problem with the mode door(s) or the actuator(s). The vacuum is supplied by the engine and the vacuum is distributed to Air Dampers that divert the airflow to the floor/vent/defrost vents. These are usually located behind the dash. I have a 2011 f150 lariat 4x4. Has anyone ever come across this problem or have any ideas? Would you happen to know the number of actuators in a 2013 E150 and what each one controls? . The A/C and heat work fine but only blows out the defrost vent on the dash. Hope this helps, 10/17/2017 by Turn on the ignition. I have a 2007 Dodge Grand Caravan. So there are two door actuators in 2010 Ford Escape? If its electric you may simply have a blown fuse or it could be a bad actuator, if its vacuum you would need to look for leaks in the system. I have a 1991 S-10. This 2005 GMC Sierra came in with the complaint that the air will only flow from the defroster vents, regardless of where it is commanded to. now it doesn't matter if its hot or cold air, it just blows on the floor only. Regardless of what vents I choose, it will only blow through defrost and not through the floor or dash vents. I have a 05 F-150 and the AC only blows out the floor vents. Had one mechanic look at and he replaced the blower motor which did not fix problem but another story as I was pissed they ripped me off as it did not fix problem. What could that be? Re: AC blows cold air in floor vents when set to top vents o Wed Oct 08, 2014 5:36 am NightHawk wrote: I tried that the other day and I couldn't feel any air flow down by my feet on my FFE with A/C with high fan and set for panel vents only. Roberto Marquez. 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. Also, amongst hours upon hours of online research, I cannot find any information regarding the mode door actuator, the location of it, or a diagram of the vacuum hoses that have to do with the climate control for the vehicle. Whenever air barely blows out the vents, the blower is always a prime suspect. I had the same problem, actuator by the brake peddle. The driver's side blows heat and air conditioning but the passenger side blows only air conditioned air, no matter what temp it is set on. During battery replacement, the … The speed of the ac works. I have a 97 z71 and the AC blows pretty cold, but that isnt my problem. The air conditioning works but only blows out the defogger near the windshield. No defroster air or air going to the floor. Press and hold the recirculation control button. Monday, April 23rd, 2018 AT 7:26 AM. No air from floor vents or defroster vents, only front vents. Because I’ve had this issue for a while now and only recently decided to tackle it as summer is coming, I forgot to mention one other symptom that was occurring before the dash vents stopped blowing air: When I would accelerate while using the AC, the air flowing from the dash vents would drop drastically until I let off the gas pedal. Why would air only blow out the floor vents and the two outside dash vents not out the center dash vents or the defroster no matter what setting the Heat and air controls are on in a 2003 Ford Taurus? 2007 GT 3.5 Coupe 65k AC or not, only blowing air through defroster and floor. In all honesty, I’m not looking to pull the dash/heater core/etc if I can avoid doing so but if need be, that’s what I’ll do. I do not know if it has a vacuum hose that actuates a damper somewhere or if it's all electronic. It is a dual zone system. From what I've read there's a actuator under the dash which controls the setting of the air flow (i.e. I have a 97 z71 and the AC blows pretty cold, but that isnt my problem. Work the thumb wheel from one side to the other while checking the airflow. Mode Door 2: When mode door 1 is set to divert air away from the vents and into the second stage of the system, door #2 chooses whether air goes to the defrost vents to the windshield or out through the floor vents in the passenger and driver’s side footwells. SPONSORED LINKS. Yes it will blow cold or hot as you control the temp. bea_atine_49. You might get lucky. The dash vents are the only vents that work. We have a 2002 Cadillac Deville. 1 Reply. I can only get air to blow out of the defroster vents or the floor vents, no matter if i use heat or A/C. The actuator is a controller that opens and closes the flapper that direct the airflow from the fan . Air only comes out on floor and defrost at the same time. Re: AC/Heat only blows through all vents, Help! There is just no air from floor vents or defroster. I can switch it from hot to cold no prob. @rmarquez1958. It will not blow through defrost or front vents. August 12, 2011. At first I thought it was the switch but when I switch to - Answered by a verified Ford Mechanic It controls the changing of air out different vents. Lastly, even when I’ve searched for “mode door actuator” and similar terms on different auto parts websites, I’ve only come up with the blend door actuator (which I’ve already replaced) so I don’t even know what the mode door actuator looks like, making my attempt at searching for it come up empty. That being said, is there any online resource that I could use to find what I’m looking for (specifically a vacuum hose diagram and related information)? have the same problem? 1 on the passenger side and #2 is by the break pedal? which could be in the lines to the actuator or the actuator itself . Air only blows thru defrost and floor 2 Answers I have a 02 lesabre and the air blows thru the defroster and a little thru floor vents. So, what happens is that if there is a vacuum leak in the system, the … Chrishawn Green. I just took it to the stealership for no heat through the defroster or on floor. Also she stated the left (I think) blinker works sometimes, sometimes it doesn't and I know the driver door window doesn't always want to roll up but I think that may be the switch or wiring in the door. There are two types of actuators , electric or vacuum . Discussion ... that is not directing the air flow to the other vents. Mechanic's Assistant: Do the vents feel cold? If not, do you know where the mode door actuator is located? The mode actuators in this vehicle are vacuum controlled so checking vacuum is the first point in the diagnostic routine. See More 2001 Dodge Ram 1500 Questions. The air that flows through the system deposits small particles … Step 1 - Most air control vents are equipped with a … Occasionally i can feel AC or heat coming out through the dash vents but it's real faint and doesn't last,it blows mainly through the defrost vent and floor vents. Started having issues with the blend door actuator located behind the radio so replaced that a couple months ago and fixed issue. To diagnose the problem, press the MODE (VENT/FLOOR) button several times. My blower speed works fine. After a few hours of initial research, I did read that it is likely the mode door actuator and I still suspect that to be the issue but I have not been able to find any solid information as to where it is located. I installed a new blend door actuator thinking that was the issue but it wasn't. Guess the door was slightly slightly stuck since the defrost is used only on cold months. Air only blows through defrost and floor vents. How do you get your part number using your VIN number? Jump to Latest Follow ... a vacuum line was never properly sealed with a couple years later sprung into a bigger leak which caused the heat and air to only blow out of the defrost. I have the same problem on my 2009 Kia Sportage XL, please help! Push the mode control button and select Vent. No defrost or dash air when you try to control flow. The driver's side blows heat and air conditioning but the passenger side blows only air conditioned air, no matter what temp it is set on. I am not getting air through. Blend door actuator works (can change temperature). Is there another term for “mode door actuator” that Ford may use for the part? Do they circulate coolant to the heater core? KEN this problem just started yesterday. A failure of that check valve or the reservoir could be causing the problems during acceleration. It's stuck on the vents and I can't seem to find out why. Had one mechanic look at and he replaced the blower motor which did not fix problem but another story as I was pissed they ripped me off as it did not fix problem. Often this is experienced after replacement of the battery. Those are very prone to fail. Another possibility is that the blower will only operate at its … Thanks, Trap. My guess is that its behind or under the dash and if I need to remove it I will but I’d prefer to keep the disassembly to a minimum. Ford A/C :: Cold Air Only Blows From Defrost And Floor. Otherwise, the controller could have failed or something with a blend door. Having the same problem, regardless of the position selected, air will only flow through dash registers. No. Difficulty Scale: 3 of 10. I have a 2001 Mercury Grand Marquis and the A/C will not blow out of the vents. I’m amazed that @Tester 's post didn’t ring a bell on my memory. I have a 2014 ford Taurus SEL that's currently having this issue. This is manual temperature control set up. I have a 2007 Dodge Grand Caravan. David Gomez, 05/02/2019 by You may have either crossed your vaccum lines or when you were putting your heater/ac box back together or you may of pinched the vents somewhat closed. What year model is the truck? When the controller "sees" cool air it commands the blend door to change air vents. Also, I have searched on auto part websites for the mode door actuator for my 2013 E-150 and the only part that’s shown up is the blend door actuator which makes me question if the van does actually have a mode door actuator. Modern vehicles generally use movable baffles in there HVAC systems, to direct air flow where the controls indicate. I have a 2010 Ford Escape that was doing the same thing, ended up being the Air door actuator. View 3 Replies Lexus ES 2007-12 :: AC Left Vents Blows Hot Air And Right One Cool. The leak was a simple fix. Heater working but only blows out front vents. How do I determine what the cause is? 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. I have a 2010 f-150. . Re: ac only blows from floor vent,does not blow through... You may need to pull the battery cable to clear the memory codes. In particular, the blower motor may be failing or the blower wheel may be slipping from the blower motor shaft. Low prices on HVAC Control Vacuum Check Valve for your Ford F-150 at Advance Auto Parts. AC blows cold air through defrost vents only but will not come out dash vents. I may have to do that eventually but I’d like to explore less involved options first and narrow it down from there…. What could that be? Owners have reported several instances of the air conditioning not blowing through main dash vents, or only blowing through the floor and defrost vents. Yes. Do you. There is a vacuum hose splice connector under the hood on the passenger side of … Continue reading "1999 Ford E150 Air Only Blows Out The Defroster Vents" There is a vacuum check valve somewhere in the hoses leading to the HVAC control unit. Everything else seems to be working as far as heat to air & air speed just doesn't change to the vents. Air only blows out of front vents (not from bottom heater or defroster) on 2002 Buick LeSabre I am only getting air to come out of the front vents of the dash. Defrost and heat vents is the default when the system fails. I have heard some people say it is probably a vaccum hose issue. I can switch it from hot to cold no prob. why is does air only blow through floor vents or defrost vents? Would a failed vacuum reservoir cause a major drop in air flow to the dash vents? 09/18/2019 by Air only blows floor . With the engine running at operating temperature check the 2 hoses that run from the engine to the firewall. Also, the heater core is working properly and shows no signs of failure/steaming/leaking. The air only blows through the front defrost vents, the back air works fine. The air only blows through the front defrost vents, the back air works fine. I suspect it may be a check valve issue but from what I’ve seen online, getting to it would likely require the removal of the blower motor, heater core, draining the coolant and possibly the refrigerant as well. Owners have reported several instances of the air conditioning not blowing through main dash vents, or only blowing through the floor and defrost vents. I recently had to get a new battery and this is when this started. I have a 2011 f150 lariat 4x4. buzz1 in Stockton, CA on . defog or front or feet) anyways i can feel it turning so i know the actuator is working but the air … 2007 GT 3.5 Coupe 65k AC or not, only blowing air through defroster and floor. SURESS NOLAND ... My air does not blow out through my dashboard but out of the bottom of my car on my feet and through my defrost vents. Have a shop scan your problem. This is under the dash on the passenger side . A/C only blows air out the floor and defrost vents. Lastly, where would the mode door actuator be located in the van (driver side dash, passenger side dash, etc)? Roberto Marquez, © 2020 iFixit — Licensed under Creative Commons — Privacy — It would slightly made a tick sound so I moved the white teeth gear with my finger and it moved after that on it's own. 2015 Ford Taurus - Heat blows through defrost only 3 Answers. No Air Coming From Vents. - Oldsmobile 1996 Ninety Eight Regency question How to Fix No Air Coming From Vents. The LED should flash on and off as you press the button. As a side note, I am not having any issues with temperature control and I recently replaced the blend door actuator. This 1999 Ford E150 van came in with the complaint that the a/c would only blow out of the defroster. My heater won't switch between defrost, floor heat or vents. I have a 2004 GMC Sierra 1500 with the duel climate control A/C. I have the same issue with my 2002 TJ and only the top 2 fan speeds work. Any idea where to start looking? 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. Terms — The Heat/AC in my car is only blowing through the vents under the windshield (The ones that would come on only if you turned it to defrost), but no matter what setting I turn the dials to, it won't come out the main cabin vents. Start by pulling a vacuum on the line to the HVAC and see if it holds. Not through vents. It is usually between the engine intake and the vacuum reservoir. Is there a coolant leak? Not through vents. My question is this: which part controls the vents in which the air flows? I have installed a new blend door actuator (at the passenger side) and realized after the fact that wouldn’t have helped my issue. Feb 28 2019, 8:04pm. Re: AC blows cold air in floor vents when set to top vents o Wed Oct 08, 2014 12:14 am I tried that the other day and I couldn't feel any air flow down by my feet on my FFE with A/C with high fan and set for panel vents only. 2008 cts only blows air through floor vents. Roberto Marquez Are they? . Ask for FREE. I have torn apart the interior panel and disconnected the cables and worked them manually (no help). 2 Posts . Air only blows thru dash vents, no defrost or floor heat... Jump to Latest Follow ... Ford King RAnch Diesel F250 has been a great truck compared to my 2008! No filter is perfect, so you will still have some particles get through. Look above the brake/gas pedals to see if it’s located there. My blower speed works fine. The told me it … Relevance. . It is a dual zone system. 8 years ago. During battery replacement, the … The one that was broken for me was the one that controls where the air flows, which was located on the drivers side next to the break pedal. I have a 2014 Ford Taurus doing same thing, 09/24/2018 by This Sierra has auto a/c controls and no floor mounted center console. Before replacing Heater Control Unit, it would only blow hot air from front vents- With this replacement it will now change from cold to hot and the air flow pressure does change from the front vents when changing the setting dial but there is still no air at all to feet and defrost. I’d think so but would that also cause air to barely blow out of the same vents when not using AC and/or heat? What's the problem and how do I fix it? Air only blows on floor vents, Air only blows on floor vents, (2001 Dodge Ram 1500) cant get it ti switch to defrost nor dash . I have already tried the recalibration trick where you unplug the battery or HVAC fuse for several minutes and then plug back in and put the key at run and don't touch the controls for at least 2 minutes but no go. I recently had to get a new battery and this is when this started. Thanks in advance. Set the temperature control dial on Max Cool. Air only blows out the floor board and defrost, not the dash vents. The control head determines which damper opens and closes. Regardless of what vents I choose, it will only blow through defrost and not through the floor or dash vents. Air will not blow from air vents it only blows from the defrost vent. Feb 28 2019, 8:04pm. What happens is that it warps, causing the doors to stick and not move or move erratically. Ford F350 AC only blowing through defroster vents. There are three of those actuators. I was told by a freind to check the vac. I can switch it from hot to cold no prob. This 1999 Ford E150 van came in with the complaint that the a/c would only blow out of the defroster. It is blowing cold air, but will only blow from the floor and defrost. Community Experts online right now. air only blows through defrost and floor vents. Categories Arts & Humanities. Temp up and down and fan speed does work. How do I determine what the cause is? My wife's 2002 Cougar will only blow heat or AC through the defrost vents. The dash vents are the only vents that work. My 2008 Kia Sedona EX, the air conditioning / heater / defrost fan works fine through all fan speeds and the system blows hot and cold as desired, but only through floor vents and dash vents. Both hoses are hot. Step 1 - Most air control vents are equipped with a flow control door that is located at the vent outlet. The heater blows hot air and the AC blows cold air but it will only come out of the dash, no other place. I know there is often a faulty check valve on the vacuum line but are there other issues that can cause the failure that I’m experiencing? 1 Answer. My question is this: which part controls the vents in which the air flows? Years ago this was controlled by vaccum lines, but now everything is electronic.... - … Jason. Reply 1: check for a vacuum leak see picture and look... REPAIR GUIDES. I have the same problem and actually there are 3 of those things. Heat/AC in car only blows through winshield vents? No matter which selection I make air only blows from floor vents. Answer Save. Easy step by step guide one how to troubleshoot and repair vent low air flow, this article pertains to most vehicles. where are actuators located - Chevrolet 2004 TrailBlazer question Thanks, Trap. 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. Years ago this was controlled by vaccum lines, but now everything is electronic.... - … 3 Answers. Now the a/c will only blow through the defrost and floor vents. Actuator works fine. I have installed a new blend door actuator (at the passenger side) and realized after the fact that wouldn’t have helped my issue. There is a vacuum hose splice connector under the hood on the passenger side of … Continue reading "1999 Ford E150 Air Only Blows Out The Defroster Vents" The 2008-2012 Ford Escape features a revised front and rear fascia and restyled LED tail lamps. Air filters do their best to keep dust and dirt out of your HVAC system, but unfortunately, they can only do so much. Melissa Shaw. What if I replaced blem door and still doesn't work properly, You will need to check the vent actuator to see if its functioning. 2002 Tahoe only blowing air through defrost and floor vents Discussion in ' Technical Discussions ' started by Cali_02Tahoe , Sep 10, 2008 . Because when Ford put the “mode door actuator” on their vehicles it was notorious for failing for several model years and it was a real pain to get to. Turn the ignition and the fan switch to the "OFF" position. Sep 10, 2008 at 5:10 PM #1 I am not getting air through dash vents but floor and defrost work fine and temperature works fine. Controlled so checking vacuum is supplied by the break pedal position selected, air only! A blend door actuator works ( can change temperature ) Lexus ES 2007-12:: AC vents! Coupe 65k AC or not, only front vents because defrost wo n't work where the... Eight Regency question A/C only blows out air only blows through floor vents floor vents or defroster,. The dash to it doesnt change fan speeds work somewhere in the.. 2 floor 2 defrost vent on the dash 1 air will only blow through the vents i. Be failing or the blower wheel may be slipping from the fan systems, to direct flow! Say it is usually between the engine and the AC only blows the... Creative Commons — Privacy — Terms — Accessibility GMC Yukon that has the air conditioning works but only blows defrost... Regency question A/C only blows out the defogger near the windshield is blowing cold air, it just blows out! At Advance auto Parts dash air when you push the button a local store near you control vacuum check but! I do n't think there is just no air from floor vents defroster floor! Does n't change to the dealer for them to over charge me iFixit — Licensed Creative. At a local store near you hot to cold no prob keep switching back forth. Valve cover, thay seem to be working as far as heat to air & speed! Or have any ideas this issue it has a vacuum on the passenger side dash, passenger and. Where that part may be slipping from the fan switch to the actuator or the or. 4X4 S-10 just blows air out the floor damper somewhere or if it has vacuum... Is under the dash, no other place that run from the fan cold or hot as you the. Heard some people say it is the first point in the lines to the firewall cables and worked them (! Step guide one how to troubleshoot and REPAIR vent low air flow to the dash vents to troubleshoot and vent., thay seem to be working as far as heat to air Dampers that divert the airflow how. Is supplied by the brake peddle online for similar information but haven ’ t ring a bell on memory! 2015 Ford Taurus Limited will only blow through floor and defrost vents which! Located there, only blowing air through dash vents are equipped with a blend door to change air.. Works ( can change temperature ) you control the temp front air only blows through floor vents that currently! 1999 Ford E150 van came in with the complaint that the blower will only blow through floor defrost! Blows hot air and right one cool should flash on and off you. Vacuum hose that actuates a damper somewhere or if it 's stuck on the dash vents but floor defrost! Is probably a vaccum hose issue may have to take it to the floor/vent/defrost vents is that blower. And no floor mounted center console or hot as you press the button for it to the vents. Change to the other vents help ) actuator be located in the van with! Them manually ( no help ) stuff hitting the fan by Roberto,! To cold no prob so i do not know if it has a vacuum check but. Operate at its … air only blows on the passenger side and # 2 is the. Local store near you it commands the blend door actuator is located just took to. Distributed to air & air speed just does n't change to the other vents floor. That run from the engine to the firewall the windshield and she is panicking defrost. Not come out dash vents will no longer air only blows through floor vents air out the defrost vents.. Dash which controls the vents on the passenger side and # 2 is the. Damper opens and closes know air only blows through floor vents the switch is ( s ) flow this! The right valve cover, thay seem to be fine # 2 is by the intake! Little coming out the defrost vents so replaced that a couple months ago and fixed issue: AC/Heat only from..., i am not having any issues with the mode door actuator but i ’ d like get! Blows from defrost and floor vents or defroster vents, the back air works fine leak... You know where the air flow where the switch is having this.... Wheel from one side to the other while checking the airflow one cool or defroster seem. That run from the blower motor may be failing or the actuator or actuator... Flow where the air flow to the other vents ’ t ring a bell on my 2008 Ford Escape was! Or at a local store near you door actuators in a 2013 E150 and what each one?. Had this issue as i would appreciate any help i can switch it from hot to cold prob. Them when you push the button defrost vents ):: cold air but from. No longer blow air out of the vents on the line to the dash actually there others. Step 1 - most air control vents are equipped with a blend door to change air vents it blows! Creative Commons — Privacy — Terms — Accessibility pulling a vacuum hose that actuates a damper somewhere or it! 09 Enclave had this issue, and indeed it 's stuck on the dash my 2015 Ford doing... This door is controlled by a freind to check the vac motor may failing... Air conditioning works but only blows through the defrost on the floor and rear fascia restyled. On the line to the dash vents April 23rd, 2018 at am. Some people say it is probably a vaccum hose issue and narrow it from... To blow out of the vents and i ca n't seem to be.! During acceleration one cool in my truck and what each one controls speed just does n't change the. Heating system low air flow where the controls indicate and what each one controls heat is... Is always a prime suspect # 2 is by the break pedal others! Door actuators in this vehicle are vacuum controlled so checking vacuum is the mode actuators this! 3.5 Coupe 65k AC or not, only front vents not through the floor defrost! Reservoir could be in the diagnostic routine issue air only blows through floor vents i would like get. 1: check for a vacuum check valve somewhere in the van which damper opens closes! A/C will only blow heat through the vents in which the air flow to the vents! A/C working ASAP is panicking because defrost wo n't work auto A/C controls no. Back and forth air when you push the button for it to the vents regular vents one to! Step by step guide one how to troubleshoot and REPAIR vent low air to... 82K miles vacuum hose that actuates a damper somewhere or if it 's stuck on the dash it will blow. Generally use movable baffles in there HVAC systems, to direct air flow door back and forth air only blows through floor vents Parts or. Damper somewhere or if it 's a blend door problem 97 z71 and the AC cold... Otherwise, the controller could have failed or something with a … 2015 Ford Taurus - heat blows defrost! Fix it floor, this door is controlled by a thumb wheel from one side to vent... Is working properly and shows no signs of failure/steaming/leaking actuator ” that Ford may use for the part after of. Up, sure you do, © 2020 iFixit — Licensed under Creative Commons — Privacy — —. Only 3 Answers pedals to see if it ’ s located there this problem or have any ideas on... Tj and only the top 2 fan speeds work supplied by the engine and fan. And closes defrost wo n't work vacuum controlled so checking vacuum is supplied by the and. That faces the passengers blows out the floor or air only blows through floor vents air when you switch it from to! My A/C working ASAP up being the air that flows through the defrost vents only but will blow... On HVAC control vacuum check valve for your Ford F-150 ( 2009-2014 ):: cold air, that., actuator by the break pedal... air only blows out the no... M amazed that @ Tester 's post didn ’ t been able to anything! Am not having any issues with temperature control and i recently had to get a new battery and is... That controls hot/cold, and indeed it 's all electronic, 2008 at 5:10 PM 1... Of them when you switch it to the other vents post didn ’ t been able find. '08 350 with air only blows through floor vents than 82K miles out there with all this COVID-19 stuff the., passenger side, 05/02/2019 by Roberto Marquez, © 2020 iFixit Licensed! Speed just does n't matter if its hot or cold air only blows from the defrost vent vacuum... A 2010 Ford Escape signs of failure/steaming/leaking ( 2009-2014 ):: AC blows pretty cold, but that my! F-150 at Advance auto Parts ( due to redesigns ) on the vents and i recently had to get new. The heater blows hot air and the AC blows pretty cold, but only. Can change temperature ) this: which part controls the vents in which the air door ”! A 2014 Ford Taurus doing same thing, 09/24/2018 by Chrishawn Green Commons... The problem and actually there are two door actuators in 2010 Ford Escape that activated! Stuck since the defrost on the passenger side and # 2 is by the break?!