Jeep Heater Blowing Cold Air On One Side



I found a discussion of the subject on this site, printed out the directions, bought the part at Advance Auto Parts (with a coupon I got at retailmenot. If the fan is blowing cold air then the fuse is fine, the water flow valve to the heater matrix cold be frozen or seized or there cold be an airlock in the pipes that feed the matrix. As winter draws in and the weather gets colder, you want to be able to turn on your heater and have it blow warm, comforting air into your space. But, when I start the car in the morning it's cold obviously. The first one is that when the Corvette is cold, it actually produces more horsepower than when it. You must remove this before it starts to feel cool inside. It felt like it was blowing in from the vents. If your Jeep won't stay cool with the correct thermostat, and the thermostat is working properly something else is wrong. But what if your car air conditioner blows cold and then warm air? If it feels like your A/C is playing tricks on you and doesn't blow cold air for long, it could be time to bring your A/C problems to your local Firestone Complete Auto Care. It extracts heat from the air and then transfers heat to either the inside or outside of your home depending on the season. Most of the men who worked the Wall hated the coldness of the steel girders they had to perch upon at night, but for James it was a comfort. I have a 2006 V6. Heat on passenger side and cold on driver side. I put the heat on in my 2003 Jeep Grand Cherokee only to find cold air blowing from every passenger side vent (the floor, the dash, & the defrost). I have cold air blowing out my passenger side vents and heat blowing out my drivers side. The heater core was plugged by something and I couldn't tell what it was. I've been driving for Lyft and Uber for almost one year. The passenger side blows HOT air. It’s odd that one day my A/C works fine and the other it blows hot to the max air out of the passenger side and cold to the max on the driver side. But now it sits right at the 1/2 mark, and will occasionally creep over. I googled "Mercedes A/C blows hot air on left side and cold air on right side". With no luck I cannot find why my heater is only hot on the passenger side. Also if one side or the other vents blow hot or warm air - and it is caused by the DCCV, clamping off the heater hoses at the DCCV should allow the system to blow cold until you remove the clamp from the hose. 150k miles on it. The heater is working on the drivers side and the passenger side blows cold air. Had heater core and blend doors replaced last year, was hot, now blowing cool again on the driver side. It wouldn't be too big of a deal because I live in Las Vegas, however, I left for Northern Nevada and its freezing cold and need the heater. They will both blow cold for a little while after I do the hot-cold-hot-cold-hot-cold. Final Thoughts on Troubleshooting a Furnace Not Blowing Air. It may even require calling in an HVAC professional to help with the problem. I am trying to determine how to access the blend doors. 2012 Jeep Wrangler Unlimited Rubicon MW3. However, they can be more expensive and take longer to heat up. i do have dual control but dont know if they are working properally cuz of the problem im having. 2012 Jeep Wrangler Unlimited Rubicon MW3. This just seems so. Switching through the different settings (floor, bi-level, upper vent on/off etc. A common cause for this is a failed "temperature door actuator motor". both hoses are HOT as well. I knew it was the blend door but thought it was one of those vacum canister activated plastic levers that was bad. Got checked with couple mechanics. 2011 Grand Cherokee. Most of the reasons that a car heater will blow cold have to do with the heater core, but you can also have a mechanical, electrical or vacuum problem. It's getting cold out and when I turn the heat on, the drivers side blows cold and the passengers side warm. We are getting heat on the driver's side and cold air on the passenger's side. I reached over and opened her vent to the far right. Two possibilities exist. So, I realized that the drivers side vents (the one all the way to the left - by the door - and the one on the right side of the driver (which is the left of the center group of vents) and the one directly in the middle) are blowing warm air - not hot, but like I have the temp turned to cold but do not have the AC button pushed. On the passenger side, the unit only blows cold air. This was incorrect. We just bought a 2002 Jeep Grand Cherokee Limited last night, from a dealer and the heater does not work; the right side blows cold air and the left side does not give significant heat. 2006 Legacy 2006 heater works great on the drivers side, but only blows cold air on the passenger side. This is with the heat on. Most mechanics will do this after working on your cooling system, but sometimes it takes more than one attempt to remove all the air, especially after a major service operation like radiator or heater core replacement, although simple tasks like installing a new thermostat or hose can also trap air in the system. I bought an BLEND DOOR ACTUATOR to replace the one that controls this function, however even the new actuator will not function when the wires are connected. After pushing multiple buttons and settings, I can't get the air coldexcept on the right side of the car. She drove to dinner tonight and I told her the AC wasn't working and I should throw a charge on it. coolant level is fine. How do you repair a 2002 Jeep Grand Cherokee dual climate control that blows cold on on one side and hot air on the other when the heater is running? There are several things that can cause this. Just joined the forum today and found it by searching "Heater blows cold air" in Google. I have an 04 Chevy Silverado 5. Driving on the highway yesterday and the Mrs. It doesn't always have this problem. Final Thoughts on Troubleshooting a Furnace Not Blowing Air. I tried setting the thermostat all the way down to 60 on the passenger side, it didn't make any difference. Heater and air conditioner does not function properly. Re: My TJ's heat wont blow hot Could be a plugged line,or heater core,or your thermostat may be stuck. my 97 DeVille is blowing Ice cold air on the drivers side and Sahara heat on the passenger. For a while now my drivers side vents (on either side of steering wheel) have been blowing tepid air. Has anyone had this problem before? Problem description from OPs 'answer' below: "If I turn the fan switch on and then set the heat temperature to a warmer or hotter setting, I get warm or hot air as desired. I think you need to visit the dealer for that one. Most engines are thermostatically controlled to run around 200 degrees Fahrenheit. coolant level is fine. Some cars have bleed valves on the matrix flow and retun pipes to allow the air to be removed, usually peugeot and citroen. Heat at 90F, Cold air passenger side only when recirc door open, improved or solved when recirc door closed using HVAC controls; Air was HOT on the drivers side and rear. Yes, the fans all blow correctly 100% of the time. The best way to check the reason behind your car heater blowing cold air AFTER you have verified that there is enough coolant in the radiator, is to touch both the heater hoses that connect to the firewall. I have changed the actuator, flushed out the radiator, and changed the thermostat. Heat exchangers in your pellet stove move cold air to the bottom of the stove to force heated air up and out of the appliance. One of the blend door actuators (motors), or the the dual zone blend door assembly could have a broken door. Does not have climate controlonly single switch. Answer was a new A/C computer needed. Manufacturer-Distributor of Rugged Ridge, Outland Automotive, Alloy USA, Precision Gear, and ORV product lines. Would that have anything to do with the expansion tank being replace? 2nd, do I have to plug in the level sensor that's connected to the tank in order for the car to run right? 3rd, if the car is blowing cold air, I might have another problem to deal with. I discovered that the A/C was coming on at the same time, don't know why. Hey, I'm new to the forum. There are two types of air-source heat pumps. It is like the AC is on on one side and the heat is on on the other. Why Do My Vents Blow Cold Air When My Heat is On? January 24, 2013 This time of year, especially when it gets cold outside in the evenings, we get many calls from homeowners concerned that there is cold air blowing out of the duct registers in their home when their heat is running. As winter draws in and the weather gets colder, you want to be able to turn on your heater and have it blow warm, comforting air into your space. the one on the right in this picture is rotted out on the. Once the temp gauge read about 200, I turned on the windshield defrost vents and got cool air. Related symptom: the engine speed will fluctuate at idle with the A/C on, due to excessive high-side pressure in the A/C system. If we get lucky it won’t be one of the three worst car air conditioning problems on older cars. Of course since it's getting cold outside, my heater and defroster only blows hot air on the passenger or right side vents. If your Jeep® Grand Cherokee® heater only blows cold on one side all of a sudden, or seemed to just quit producing heat one day - you most likely suffer from blend door failure. I was trying to cool down the car so I set the A/C to 65 degrees and it was working beautifully on the passenger side, but blowing very hot air on me. On heat, both sides are very hot. A/C blows cold while the vehicle is moving 30mph or above. Jeep Grand Cherokees with dual climate control (for the AC / Heater system) that have incorrect air temperature blowing on either the passenger or driver's side is usually one of two things. Haven't had any issues with air conditioning/heating and this problem just started this week when I finally needed it. If this doesn't happen and it blows cold air, this can be incredibly frustrating and disconcerting. A/C starts off cold then blows warm Help, Advice, Owners' Discussion and DIY Tutorials on S40 and V40. I let it sit a good 10 minutes so that when I get in, it’s already nice and toasty. With the AC off it will blow very hot air (much hotter than ambient) on the driver side and ambient air on the passenger side, or with the AC on it will blow heated air on the driver side and ice cold on the passenger side. I had been getting a B1341 code and I cleared it once. One common complaint with the car heater performance; is the temperature of the air only blows warm for a few seconds and then starts to blow cold. 2013 ford explorer heater blowing cold air! feature it seems that there are a few threads that mention issues regarding the one side hot and other side cold. 0TDI EA288 long crank diagnose P0341/P0016/P0011 Lin-bus Free educational video No fault codes Misfire diagnose. I have cold air blowing out my passenger side vents and heat blowing out my drivers side. Passenger side continues to work fine when this happens. Replacing the thermostat is fairly easy. This actuator is what controls the temperature door. When you have the heater on, it blows out Super hot air out of the drivers side of the car, and from the mid vent to the passenger side of the car, it gets colder and colder. however I think rear is acting up again. If the heater is working fine, both these hoses will be hot to the touch. I've been driving for Lyft and Uber for almost one year. Had heater core and blend doors replaced last year, was hot, now blowing cool again on the driver side. The jeep has dual controls,with both set on 85 it still blows cold air on both sides. Dual zone A/C systems have a temperature. The same situation happens in the defrost mode (hot air out of the left vent, cold air out of the right vent). If there is no vacuum from the engine to the dash, or if the valve in the dash is leaking that vacuum then it will default the diverter door to blow air out the bottom and top vents only. Heater is blowing cold air on both side, previously it was just the drivers side with cold air, now it is both sides. then we noticed my 2001 outback was blowing cold air only on the passengers side floor and only the outer vent, the inner vent was blowing hot. Either the LOGICON, the computer that controls the vent actuator motors is bad (expensive), or one of the actuator motors is bad. 11O 300 TDI, 1996, minor but annoying issue, (i dont like things not working) the heater is blowing cool air on the passenger side when its turned to the hot setting, it's reasonably warm on the drivers side. I do not have dual climate control. It is essential to inspect your car’s air conditioning system from time to time and ensure that it is working properly. Just joined the forum today and found it by searching "Heater blows cold air" in Google. I don't get the leak or rock in the condenser cause - there's a condenser for the front and a separate one for the back, right?. In this short auto repair article, a master automotive technician shares his experience, derived from working on air conditioners in. Toyota Camry a/c blowing hot air, Toyota, Lexus, and Scion, 16 replies how long before heater blowing hot air?, Automotive, 39 replies Heater blowing cold air, Automotive, 12 replies New car- vents blowing warm air when idling/driving slowly, Automotive, 13 replies problems w my ac/heater on my 2004 maxima, Nissan and Infiniti, 0 replies. It feels like the A/C is on when in fact it's not, on that side only. 9 diesel blow warm air on drivers side and cold air on passenger side? Our car had this problem. (Photos by Matt Coker) In a recent Ride Me, a 2020 Kia Telluride was pitted against a 2019 Mazda CX-9. 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. One of the finer things about driving most Jeeps is the ability to drive in harsh weather and drop the top to let in some fresh air and views when you want. If the door doesn’t open, the cool air won’t get in. This morning I have no heat coming from the driver side and the passenger side is blowing nice and warm. Before bringing it into the shop, check out the driver's side air mix motor. It wouldn't be too big of a deal because I live in Las Vegas, however, I left for Northern Nevada and its freezing cold and need the heater. Has anyone had this problem before? Problem description from OPs 'answer' below: "If I turn the fan switch on and then set the heat temperature to a warmer or hotter setting, I get warm or hot air as desired. Does the heater core always flow water thru it and only close off a door inside the heater box. Ensure that there is actually a problem when your heat pump is blowing cold air. All checked out good. That's doing the same thing. the moment I used the heater function to use the demister on my windscreen is when the cold AC stopped working on driver side and feet. We had a similar problem with a four-seasons room, which the previous owners added onto our house. Frankly, with the 29-degree mornings we've had lately this isn't such a bad thingbut come JUNE in S. I searched the forums here to see if anyone else may have had this problem, but nothing nowhere near close to this issue. I have been reading threads all day trying to figure this issue out. These tips from PERC can help keep you and your family safe during cold weather. A/c functions perfectly in summer. I did not have full heat or AC on the driver side of my 2011 Jeep Grand Cherokee so here is how I fixed it. 35,000 miles. My car blows cold air out the driver side, I can't get heat out of it no matter what I do. Get the best deals on Air Conditioning & Heater Parts for Jeep Commander Universal DC 12V 6 Ports Double Side Auto Car Truck Heater Defroster Demister (Fits: Jeep. So if one side is hot, then the heater core is fine. She drove to dinner tonight and I told her the AC wasn't working and I should throw a charge on it. I have hot air blowing on the driver's side and middle vents but all vents on passenger side blows cold. Had heater core and blend doors replaced last year, was hot, now blowing cool again on the driver side. My feet freeze in the cold weather. What could I check to see whats going on? I have thought that maybe there is a problem with the heater matrix on the passenger side (providing it has a seprate one to the drivers side, but I don't know) is faulty or blocked. On the bright side, it will be rather bright with plenty of sun. Hey everyone, problem with 2014 Had to turn the heat on this morning and my drivers side was blowing cold air had total control over the passenger side. I have a right handrive one. I replaced all the hoses,water pump,stat. Heater only blowing warm air on drivers side I've seen the problem posted online, but haven't seen anybody post an answer. Either the LOGICON, the computer that controls the vent actuator motors is bad (expensive), or one of the actuator motors is bad. That way you'll know how to fix your car heater if it's blowing cold air. a buddy and i were going snowboarding the other week and he kept blasting the heat to the floorhe was roasting me out. depending on how I set the controls Drivers side blend door actuator does not seem to do anything - It 'stays' in the middle no matter where I put the temp on HVAC - note: My Jeep does have automatic temperature control, but I have made sure in my tests that. Hey all! Been awhile but have an issue. Our handyman added a return air vent (it's a big room and there was only one) and he also added booster fans in the heating ducts -- they only go on when the heat goes on. I called the dealer and they basically said since the car was over the 36K miles I would need to pay them to take a look at it, diagnose it and fix it. My 2011 F-150's Heater is blowing cold air on the drivers side and rear vents while the passenger side is blowing HOT air. I have been reading threads all day trying to figure this issue out. Also when I put it on defrost, it only blows cold, will not blow hot air. The air is blowing from the vents and it is cool air, not hot air, but its not blowing enough cold air to lower the temperature inside the car. the pass side knob works properally, it will blow cold and hot. An electric heater that blows cold air could be caused by one or more of the following reasons: The manual reset has tripped. Here is why your Ford F-150 or Super Duty's vent is only blowing hot or cold air. Single Zone refers to one A/C and heat control for the entire vehicle. etc and not the blend of hot and cold air like I originally assumed. Since I've had the water pump changed 3 months ago, the heater has been blowing out cold air. Hey guys, I drive a 2007 Audi A6 3. but the drivers side will not changelike its stuck. I've replaced the DCCV and bled the system several times. Drivers Side Blows Cold, Passenger Warm - Or Vise Versa. It’s best to let warm room air blow in and around it, with a little help from a. Find the best value deals for Crew Dc and save today. What could be the problem and how much should it cost to repair?. Just like the title says, for the past month or so, the vents on the driver side have slowly been starting to lose heat, and have now started blowing cold air. , at a stoplight). I touched both heater hoses, one was hot, the other cold. Mechanic tried flushing the system with solvent, no luck; also feed a camera inside and doors appeared to be opening and closing properly. Having similar problem mine only blows hot air on passenger side vents and cold on mine plus AC not working I was told it was the heater mode adjuster but I'm not sure was also quoted 250 including parts and labour anyone any advice for geoweb2k14 and I please. When I turned on my heat the other night in my carit was blowing heat out of the passenger side but cold air was coming out on driver side vents. It doesn't do it every day. Passenger side continues to work fine when this happens. I have a 2005 and just had the AC recharged. Remember, when your cars bake in the sun, for even a short time, the heat stores up in large quantities. I have been reading threads all day trying to figure this issue out. The repairman who installed the ignitor advised me to reset a switch on the side of the furnace when this happens turn it off and then on again. The check engine light just recently popped a p0171 code, bank 1. Drivers Side Blows Cold, Passenger Warm - Or Vise Versa. Hot air continuously blows out of the vents, even with the AC off. Well, on my trip back up to college last night I discovered that my '06 Duramax's drivers side heat is not working. coolant level is fine. Re: 03 silverado blowing cold air on passenger side, hot on driver side Two things come to mind. By Andrew S. There will be a slight amount of warm air on passenger side with the fan on high, otherwise nothing on the other settings. If both hoses are HOT, then take a pair of vice grip pliers and block off the hoses so you restrict the flow of hot coolant to the heater core. Automotive AC systems' capability to enable the occupants to modulate the temperature of the cool air flowing from the vents relies upon the function of "blend doors" in the AC system air ducting. Took apart the dash and I checked all of the motors to see if they were working. 06 GMC Sierra drivers side A/C blowing hot air A/C usually works fine, however, without notice the drivers side A/C vents will blow only hot air, despite the temp controls being all the way to cold. Haven't had any issues with air conditioning/heating and this problem just started this week when I finally needed it. I bought an BLEND DOOR ACTUATOR to replace the one that controls this function, however even the new actuator will not function when the wires are connected. I have a 2002 745i with about 150K miles. I have this same problem but on both sides. Â may need to turn all the up to 86 before heat will come out in the winter. The passenger side is nice and cold. Does the heater core always flow water thru it and only close off a door inside the heater box. If this doesn't happen and it blows cold air, this can be incredibly frustrating and disconcerting. Both heater hoses are hot. When you turn on the a/c, that helps. Comments: Hi Nick- my 2008 bmw 535xi is blowing only cold air from passenger side. The passenger side works fine though. You do NOT need a 180 degree thermostat see previous reasons. Maybe you can tell me what door would break and cause heat on one side and, cold air on the other? If you have done so many in this truck, I'm guessing you have seen the heat on one side only problem. Common car heater problems explained. Any ideas?. Our handyman added a return air vent (it's a big room and there was only one) and he also added booster fans in the heating ducts -- they only go on when the heat goes on. I have a 2005 and just had the AC recharged. The aircon on the driver side of my near COE expiry car suddenly not blowing cold air. Shop and get quotes in the Watseka area for a new Chrysler Town & Country, Jeep Grand Cherokee, Cherokee, RAM 1500 or Dodge Durango, by browsing our Chrysler, Dodge, Jeep and RAM dealership's searchable online inventory. Some clogs can be cleared by flushing. Now it starts blowing warm (not hot) air, then gradually over a period of a couple of hours, the air cools down until it is completely cold and the temperature in the house drops drastically. With the fan on, and both "sides" of the manual climate control all the way up to max heat, the passengers' side blows out blazing hot air, but the drivers' side is ambient temperature (cold). The curtain has risen: Yamaha and Honda Turbo bikes are center stage, Suzuki and Kawasaki huffers are waiting in the wings and we've discovered it's more fun to talk turbo than ride the real thing. Hi everyone Long time no write! quick question and hopefully quick fix. I put the heat on in my 2003 Jeep Grand Cherokee only to find cold air blowing from every passenger side vent (the floor, the dash, & the defrost). I searched the forums here to see if anyone else may have had this problem, but nothing nowhere near close to this issue. I called 2 Jeep dealerships regarding the problem and they both informed me that it is a blend door issue which will cost $1000 to $1400 in order to fix. Related symptom: the engine speed will fluctuate at idle with the A/C on, due to excessive high-side pressure in the A/C system. Heater is blowing cold air on both side, previously it was just the drivers side with cold air, now it is both sides. Some new car owners,think this is a heater core issue. The hot/cold air motor is actually inside the HVAC system so we stuck a camera down it to see that it was working. A/C blows cold while the vehicle is moving 30mph or above. × We use cookies to help our site to work, to help us understand how it is used, and to tailor advertising on this and other sites. My 2011 F-150's Heater is blowing cold air on the drivers side and rear vents while the passenger side is blowing HOT air. It is an 05 300C with the dual zone. If its the same, it maybe there's air. Re: A/C Blows HOT on Passenger side, COLD on driver side, after dealer service One of the blend doors that controls where the air goes in the dash is either stuck or the motor that controls it has failed. Does your temp gauge read hot when heater is blowing cold? Cheerz, Vince. Any ideas where to start checking on this? Ive never messed around with heater components in any car before so this is all new to me. sport model. I had the thermostat replaced about a year ago, and that didn't fix the problem. Save hundreds of dollars and fix your Jeep ® Heater at the same time. The thing that's crazy to me is. When using A/C; the driver's side center vent blows warm and the passenger side center vent blows colder. The heater core is getting hot on both supplies and the return. Due to their design, heat pumps blow colder air than gas and electric furnaces. I've been driving for Lyft and Uber for almost one year. A/c functions perfectly in summer. I'm on leave so i don't have my tools or anything, quick fix can i pull the fuse for the passenger side? If so which one? Also don't have my manual. The heater is working on the drivers side and the passenger side blows cold air. Fast forward to last week, and on a cool morning, we turned on the heat, and basically the same thing, except. Why Do My Vents Blow Cold Air When My Heat is On? January 24, 2013 This time of year, especially when it gets cold outside in the evenings, we get many calls from homeowners concerned that there is cold air blowing out of the duct registers in their home when their heat is running. Your Jeep heater is blowing cold air and you're not sure why. when iturn the driver side all the way down it still blows full blown heat, its not like its just the air blowing warm cuz its not working properally, it is heat. Heat at 90F, Cold air passenger side only when recirc door open, improved or solved when recirc door closed using HVAC controls; Air was HOT on the drivers side and rear. I am driving 320i e90 2005 model, has anyone expirienced the same problem before or knows how i can solve the problem?. however I think rear is acting up again. The truck will blow hot air running down the road with the heater going, but when I come to a complete stop it will start blowing cool air while the heater is still on. I touched both heater hoses, one was hot, the other cold. Maybe some of the cooling tubes are blocked. I will check the heater core hoses and fluid. Blend doors are small airway control doors that move into positions to blend hot and cold air to your liking based on where you have the temperature setting knobs. I replaced all the hoses,water pump,stat. I would recommend a heating system inspection by a mobile, professional mechanic, such as one from YourMechanic, who will come to your location, diagnose this problem, give you an accurate assessment of damage and cost estimate for repairs. Heater won't blow hot air how to make a blow hot air. If there is hot air coming from one vent and cold from another, I dont see how this can be associated with a Thermostat or coolant levels, since the hot air would be coming from the heater core. Heater turned up full blast on both sides and passenger side gets cookin and drivers side basically blow room temp vent air. Anyone have this issue and. My car has 42000 miles. Fast forward to last week, and on a cool morning, we turned on the heat, and basically the same thing, except. This air has not passed through the heater core. 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. Our handyman added a return air vent (it's a big room and there was only one) and he also added booster fans in the heating ducts -- they only go on when the heat goes on. When the weather gets too cold outside it blows cold air when it's on the heat mode. It extracts heat from the air and then transfers heat to either the inside or outside of your home depending on the season. The A/C blows cold, but when I turn on the heat, it only blows heat on the drivers side dash vents but the passenger blows cold. Air Conditioner cold on one side hot on the other My air conditioner started blowing hot air out of the passenger side vent on the dashboard while the drivers side blows cold. Temperature blend and recirculation doors commonly fail, which can cause the AC modes not to change or the temperature to be different on the left and right sides. $600 at GM to fix it, but I found a guy on E-Bay that fixed it for $64. could you please elaborate. Drivers Side Blows Cold, Passenger Warm - Or Vise Versa. No matter whether the zone is set to dual or single or what temp settins are used on each side, only hot air blows form the driver side. I noticed the same problem with mine today. sport model. There's no way these students will ever forget the insane events from their childhood. From the drivers side. Manufacturer-Distributor of Rugged Ridge, Outland Automotive, Alloy USA, Precision Gear, and ORV product lines. Why does turning on the defrost make things worse? I'm not sure, but it may blow more air past the windshield. I've tried all the different temp settings and what notit still does it regardlessI thought I might be low on refrigerant so I bought some and toped it off so I know the system is full. A common cause for this is a failed "temperature door actuator motor". Today was our first 0° day. It blows hot air from driver side until fan speed is 3-4 level, as soon as fan speed is increased driver side also start throwing cold air. One of the finer things about driving most Jeeps is the ability to drive in harsh weather and drop the top to let in some fresh air and views when you want. If it is, look for a leak in the system with a leak detector. Yesterday I Noticed that when I turned my ac on, it was blowing nice and cold on the driver side vents. Passenger side is hot and drivers side is just a touch warm. BUT only blows cold air on driver side defrost,middle vent and floor. I installed a new radiator 2 years ago. Definitely not any air leaks in the system. The truck was sitting up all week becuse I was out of town, and when i cranked it up, the driver side started blowing hot air like I had the heater on high, but the passenger side was ice cold. I found a thread that possibly identified the problem, but I pulled the glovebox and it doesn't appear to be the problem on mine. Yesterday I Noticed that when I turned my ac on, it was blowing nice and cold on the driver side vents. Fast forward to last week, and on a cool morning, we turned on the heat, and basically the same thing, except. Having similar problem mine only blows hot air on passenger side vents and cold on mine plus AC not working I was told it was the heater mode adjuster but I'm not sure was also quoted 250 including parts and labour anyone any advice for geoweb2k14 and I please. heat exhaustion Next to sunburn, heat exhaustion—your body becoming so overheated that leveling mechanisms like sweating don't bring it back to normal—is a common on-course health issue. After pushing multiple buttons and settings, I can't get the air coldexcept on the right side of the car. I have an 06 srt8, 46k miles. AC Blows Cold on Driver Side, Warm on Passenger Side! Wife usually drives with only the kids and she mentioned our oldest was complaining about the AC not being cold. The Heater only blows warm air on the driver side of the vehicle and cold air on the passenger side. When plowing, snow-blowing or shoveling, do not push or pile snow around your tank, meter, regulator or piping. sport model. Heater works normal for 15 minutes then blows cold air on one side and hot air on other. Dual zone A/C systems have a temperature. With the fan on, and both "sides" of the manual climate control all the way up to max heat, the passengers' side blows out blazing hot air, but the drivers' side is ambient temperature (cold). Foehn Wind (Chinook Winds) If the air is humid, it may form clouds and drop rain or snow. Passenger side blend actuator works fine - Cold air blows floor, vent, defrost, etc. I have a 1999 F-150 and the heater only blows cold air. sport model. I'm not even sure how hot. To me, if it had a leak, then the ac shouldn't be blowing cold AT ALL. I noticed it on our trip from UT to AZ this weekend that the driver side is blowing anywhere from warm to hot air while the pass and rear are blowing nice cold and freezing air which I really like and the wife likes the warmish air. Â will sometimes correct itself if car is turned off and let sit for a period of time. By removing this Coolant Temperature Sending Unit, located at the rear of your head on driver's side and parking with the nose downhill you can bleed trapped air from the coolant system. 11O 300 TDI, 1996, minor but annoying issue, (i dont like things not working) the heater is blowing cool air on the passenger side when its turned to the hot setting, it's reasonably warm on the drivers side. The curtain has risen: Yamaha and Honda Turbo bikes are center stage, Suzuki and Kawasaki huffers are waiting in the wings and we've discovered it's more fun to talk turbo than ride the real thing. Off to toyota and thats £400 for a new radiator fitted. Get the best deals on Other Air Conditioning & Heater Parts for Jeep J-3800 when you shop the largest online selection at eBay. Why does the heater on your Renault Laguna 1. I replaced the vacuum line because it was weak not intending to solve a problem. I discovered that the A/C was coming on at the same time, don't know why. 35,000 miles. AC/Heating problems in 2002 Jeep Grand Cherokee The heated air in winter will flat blow out cold air. Whenever you need a quick siesta, just bust out the stowable blow tube and give it a couple puffs. I don't feel that it is a blown heater core, I haven't seen any leaks, don't have any foggy windows when I turn the heater on, nor do I have any odors coming from my truck. I noticed that the drivers side would blow cold air when the ignition is first turned on, then after about 10 seconds would go to hot. Then, she shut her vents as she said it was cold air blowing on her. If your Jeep® Grand Cherokee® heater only blows cold on one side all of a sudden, or seemed to just quit producing heat one day - you most likely suffer from blend door failure. A few clippers, a cold swipe 1 or 2 days late next week. 2011 Grand Cherokee. When using A/C; the driver's side center vent blows warm and the passenger side center vent blows colder. There are two types of air-source heat pumps. Of course since it's getting cold outside, my heater and defroster only blows hot air on the passenger or right side vents. My car has 42000 miles. I put the heat on in my 2003 Jeep Grand Cherokee only to find cold air blowing from every passenger side vent (the floor, the dash, & the defrost). The main issue with the car’s AC occurs due to poor maintenance.