Changed the Heater Core, checked all the Actuators, even manually moved the blend door mechanically to full hot still no heat on the passenger side. McBroom U.S.Marine Veteran Retired 88-2000 Military. on cold days elow 32 degrees in ohio, I can't even get the van warm to and from work thats an hour long commute. Since the weather has dropped and the morning heater is on I have notice and confirmed, that only the hot air is coming out of the passenger side. Of course I find this out when it gets cold out and now we have some snow on the ground It just pisses me off that all this work has to be done on a basically new vehicle. My car blows cold air out the driver side, I can't get heat out of it no matter what I do. What happens with mine is I'll get heat on the drivers side and cold on the passenger side. I get heat out of my driver side but its (guessing) 20 degrees cooler than passenger side. I have cold air blowing out my passenger side vents and heat blowing out my drivers side. I … I have a 2008 X5 4.8i E70. I've checked the blend doors and they work fine. Mechanic tried flushing the system with solvent, no luck; also feed a camera inside and doors appeared to be opening and closing properly. So, my first thought is that it's the motor (actuator) that opens and closes the flap for the heat. the temp controls work by increasing and decreasing the heat or cold air. Average repair cost is $540 at 72,150 miles. When heat is turned on it will blow hot on the passenger side and cold on the driver's side face and foot vents. Heat works on the driver side but NOT on the passenger side. The passenger side works fine though. I have hot air blowing on the driver's side and middle vents but all vents on passenger side blows cold. In summer, when I turn the a/c on, it blows cold on the drivers side and hot on the passenger side. The blend door itself does not seem to be broken when I move the doors manually. I have a 2011 Dodge Journey SXT. The cold air coming from the driver's side seems to be whatever the outside temperature is (not confirmed). This is with the heat on. Nov 13, 2019 at 3:21 PM #5. Hot air on all of the defrost vents. Age: 50 Posts: 5,806 ... 2013 Ram, single zone system, heat blows hot on passenger side but cold on drivers. Heater only blowing warm air on drivers side I've seen the problem posted online, but haven't seen anybody post an answer. I can control the drivers side temp setting and works great but the passenger side only blows cold air. Looking for help to help my mechanic. Heat is blowing on passenger side, but cold air ... - RepairPal repairpal.com > Questions > Dodge > Ram 1500 > 2002 Dodge Ram 1500 Dec 7, 2009 - When I turn on the heat, the passenger side is receiving warm/hot air but ... blow hot air on the drivers side and it would get cold … But, when I start the car in the morning it's cold obviously. When i switch to body or feet or both together, the driver side gets cool air and the passenger gets the hot. Any thought or suggestions will be greatly appreciated. A/C works well on both sides. I have tried playing around with all … McBroom likes this. Hey everyone. Sometimes when the vehicle is cold and warms up, the defroster stays freezing cold until I turn the heater off and turn it on again, then it will blow heat. My 2012 Jeep Wrangler unlimited with 7,700 miles had to go in to the dealership for the common no heat on the drivers side. This remains constant. There will be a slight amount of warm air on passenger side with the fan on high, otherwise nothing on the other settings. 2013 Ram, single zone system, heat blows hot on passenger side but cold on drivers. They are replacing heater core, oil cooler and radiator along with flushing the system. The 2013 Chrysler 200 has 14 problems reported for heat only on driver's side, cold air on passenger side. 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