how to fix car ac not blowing cold air

You can recharge your refrigerant by yourself, but to save time and make sure the job is done correctly you should make an appointment with your local professional … Most likely one of the 2 will be the culprit and the problem can be fixed by addressing them. The blower motor resistor or blower module gets hot as it powers the fan so, often times, they can burn out causing certain speeds of the fan in your car to stop working, the fan can be stuck on one speed, only work on high speed, or not work on any settings. Was the A/C system recharged to the full level? Any info you can provide will be helpful. Again, noting inside turns on and blows when i turn on the control. © Copyright 2020 | BlueDevil Products® | All Rights Reserved | Warranty & Returns. It blows a little bit and it’s still cold but will not blow like it should. Thanks for your question about your daughter’s Mazda CX7. Many cars are equipped with two radiator fans, while others have one fan that can run at different speeds. Car ac repair. Usually if the refrigerant becomes low you very likely have a leak somewhere within your A/C system. Now it blows semi-cold, but not cool. Thanks for your question about your air conditioning. Ben on April 24, 2016: I have a 1997 honda civic lx 1.5 5 speed and it blows cold air and overheats. While you may be getting hot coolant/antifreeze into the heater core, the heater fan, the part that actually blows the heat into the cabin, can break or suffer an electrical short. Oil Leak? Air that’s cool but not cold could be the result of a failed compressor or compressor clutch, or there could be an issue in your AC plumbing. Hopefully, you just blew a fuse so try locating the fuse panel and checking the fuse for the blower. There are a series of doors and flaps inside the vents in your Jeep that control which vent the air blows out of and whether it goes over the cooling coils, the heater core, or both. Refrigerant Leaks. 2. Something is wrong when that does not happen. All right reserved. You may want to consider checking the blend door in your ventilation system. I intent on taking it to the dealer as it’s still under warranty. That is good news because usually those are less expensive problems to fix. I was thankful enough to still have the ac working in the front of my van. Red Angel A/C Stop Leak and Conditioner is a powerful leak stopping agent that will not harm or clog any of the components in your system and will remain inert in the system until it reaches the leak. As well as a general AC performance check. This problem has to do with your air conditioning system itself. This is a problem that has to be corrected by a mechanic. Stay in touch with new products, promotions, free stuff and more! Changing them can be a relatively easy job; hopefully this will remedy your problem. but as I was driving it the other day, all of a sudden the vents stopped blowing air. So, I put the new one in and checked the fan. Thanks for your question about your air conditioning. Most major auto parts stores carry a wide variety of cabin air filters for most vehicles and may even help you install it. It sounds like the air is being cooled by a properly functioning air conditioning system, but then some of the air is mistakenly being directed over the heater core as well. For the past couple years our air and heat has not worked. Try turning the dial down all the way, or pushing the buttons to the lowest setting and see if that trips the unit to run. https://gobdp.com/blog/diagnosing-electrical-problems/, http://store.gobdp.com/a-c-stop-leak-aerosol-00222/, How to Flush the Radiator in Your Car or Truck. variety of various problems can prevent your AC from blowing cold air into the … Checking the system from time to time is crucial to keep it in a good condition. What do you think the cause of this is? The most common causes when car AC is not blowing cold air are an empty AC system, faulty air compressor, faulty AC pressure switch, and a clogged cabin filter. But today, even the cheapest small cars are equipped with a standard air conditioner from the factory. Once the leak is sealed, you can add the correct amount of R-143a refrigerant to your cooling system getting your air conditioning back to working like normal. It is possible that while washing your car you got some water down into your ventilation system and that has caused a short in the blower motor. If you’re scouring the web for answers to “why is my car AC blowing hot air?” – then you’ve come to the right place. The fix? I have a 03 Dodge ram 1500. Road debris can easily block the condenser, which will cause the A/C unit to expel hot air and make it very uncomfortable inside the vehicle. It is possible that your problem is with the blower motor assembly. That is also a quick and relatively cheap fix. The fact that things changed when you slammed the door makes us think it is probably a wiring problem. If your car is equipped with dual climate control it may be a bad module, or a stuck blend door. Your air conditioning system uses a refrigerant, a compressor, an expansion valve and two heat exchangers to manage air flow and cool the air inside the cabin of your vehicle. My car AC is not blowing cold air, what could be wrong? So, make sure that you check the compressor as it could be the reason why car AC not blowing cold air after recharge. There are a variety of reasons why your car AC is not blowing cold air. You can check the fuse easily, simply find the fuse panel in your car, it will be somewhere on your dashboard, either below your steering wheel, at a kick panel or outside by where the door closes. Most of the time that is due to a clogged cabin air filter. Freon is another word for the refrigerant that cools the air. Have a ’03 cavalier. For your Grand Prix it is possible that your hear core is clogged so check your coolant color and make sure it’s bright green and clear. Any help would be appreciated. Fortunately, the technicians at All Brands Auto Repair have many years of experience and can help repair any A/C fan issues at an affordable price. A few years ago my AC stopped working. Noticing any damaged or loose wires is a definite sign that you may be experiencing electrical problems. Still won’t turn on, Could it be the Blower Motor Assembly? All Brands Auto Since the condenser is usually at the front of the car, a quick visual check may reveal the … Any suggestions on why and/or what I could do to remedy it myself, other than take it in to an expensive mechanic? Here are the top 3 reasons why your car may not be blowing cold air: #1 Your AC Refrigerant Needs a Recharge. So, make sure that you check the compressor as it could be the reason why car AC not blowing cold air after recharge. You can find Red Angel A/C Stop Leak and Conditioner at any of our partnering local auto parts stores like: air_conditioning_now_blowing.jpg – By Humonia – Licensed By Getty Images – Original Link. Before replacing the blower motor, we’d suggest checking out our article about diagnosing electrical issues and seeing if all the wiring is correct and intact first. It’s been a few years since I’ve tried anything again. I bought a used 2004, F-150 Heritage. If your cars AC is not blowing cold air consistently, and you aren’t mechanically inclined, it’s likely time to bring it to a shop. I checked the refrigerant pressure with the engine on/ac on high and it falls into the “full” level. Usually when an AC system freezes up it’s actually because the evaporator is not getting warmed enough by air from your cabin. The couple times I did add r134a the compressor engaged and began to blow cold. Based on your description, it sounds like the compressor may need to be replaced. Hi – my AC has stopped working a couple of times now. If the capacitor fails, the compressor won’t start and the fan will only blow warm air. My switch in my car works very well, but the air would not blow out at all as I switch till high to low, before it broke my ac can only work on high or I had to drive just for my ac can kick in real good but I drive 1999 Saturn SL2 ! If the blend air door does not change, then it will draw hot air from the engine and blow it. the checked the heat too and that wont come out of the vents either. If it isn’t flush the system and see if that fixes the problem. Refrigerant Leak. The temperature differential at the leak will activate the leak sealer in Red Angel, sealing the leak permanently. Need help with freon, condenser or electrical issue and wish to learn more about our auto A/C repair services, feel free to contact our friendly guys at 480-535-3886 or by email at any time and schedule a free courtesy check. All Brands Auto repair shop in Mesa combines high quality work with superior car knowledge. If your car heater is suddenly blowing out cold air instead of heat in the middle of a bitterly cold winter, you have a good reason to be frustrated. The Cost of AC Repairs. Choose All Brands Auto for: Honesty, Affordability and Quality! Welcome to the BlueDevil Products Auto Blog! Well, we've got the answers! However, if this air filter isn’t changed, it can become clogged which can prevent full force air circulation through your car’s ventilation system. Our goal is to provide the best services possible at an affordable price. Thanks for your questions. Now it will randomly blow out heat when the air conditioner is selected and your driving. Easily search thousands of entries to find exactly what you're looking for. This is the most common reason for why your car’s AC is not blowing cold air. If that isn’t the problem you may have a faulty motor control switch or loose wiring to your blower motor as those don’t often fail. How to recharge ac in car. Hello, I have 2003 Hyundai Tiburon Gt V6. Understanding why your car’s air conditioner is blowing hot air is a frustrating experience for anyone, but if you need ANY help -our licensed (and down to earth!) If it is broken or out of position it could be causing the cold air from your AC system to be reheated by the heater before it is blown out your vents. Why is My Car Air Conditioning Not Blowing? With little or no use during a long winter, the air conditioning system may have problems when re-engaged. A clogged filter will restrict air flow into your home. Subscribe to our newsletter now! For more information on how to track down the electrical problem, check out our article about that here: https://gobdp.com/blog/diagnosing-electrical-problems/. Most vehicles today have one multi-speed fan that blows air through a series of ducts and vents based on the driver’s selection in their climate control system. As mentioned, there are many potential causes for your AC to blow warm or hot air into the cabin rather than cold, fresh air. Most window air conditioners use a capacitor to help start the compressor. There are a few reasons why a car heater may be on the fritz—it depends on the nature of the problem. Replacing that actuator is difficult as it requires the removal of a lot of the interior of your car so it may be best left to a mechanic. article! You can usually diagnose and fix the problem yourself in about an hour. Lifewire / Maddy Price Reasons Why a Car Heater Stops Working . The climate control system in your car uses a series of motor controlled doors to direct air in the ventilation system. You can try calling a local Chevy dealership to see if this is a common problem for your truck or you could try finding another ventilation control module from a junk yard or Ebay and see if it fixes some of your problems. And that is why we can proudly say that many of our customers drive from across the valley to visit us in Mesa. There wasn’t any noise or anything accompanied with it or anything. I also noticed the heat wont even turn on back there now too. I replaced the Blower Motor Resistor. Due to where the lines are located, inspecting each of them can be quite the project, and the vacuum hose is relatively cheap so we would recommend simply replacing the old vacuum lines while you’re inspecting them to make sure you don’t have any leaks. The problem appears to be intermittent as the AC has resumed working perfectly after some time. If you haven’t been regularly checking and changing your air filter, it’s most likely extremely clogged. Anonymous. Actually blows on driver and passenger side vents only. While there are multiple causes of AC that is blowing warm air, the fixes can follow a logical order: firstly check if you have a good system pressure – if the pressure is too low you need to add refrigerator in the system; secondly you can do a visual inspection of all the … Unreliable car heaters can make the cold winter months practically unbearable. Once you’ve got a new blower motor installed, you need to make sure your AC system doesn’t freeze again so you don’t short out your new motor as well. it is good practice which is beneficial for us. Unfortunately, it would be difficult and take a lot of patience to test all the outputs to see if the module was indeed faulty. I’ve been told it’s a rather time consuming job to tear apart the dash and replace the heater core so I’d like to be more certain that’s the issue before I delve into it. including the rear, ac and heat. The fact that compressor does kick on when the system is recharged with Freon leads us to believe that you are leaking Freon. Hopefully the motor itself is good and it’s just a wiring issue. The temperature differential at the leak will activate the leak sealer in Red Angel, sealing the leak permanently. If your lines are frozen then adding refrigerant may not help the problem. The product that we have for sealing a leak in the evaporator is called the Red Angel A/C Stop Leak (http://store.gobdp.com/a-c-stop-leak-aerosol-00222/). variety of various problems can prevent your AC from blowing cold air into the cabin, and a few are more serious than others. I drive a 05 chevy z71. Occasionally there could be problems with the compressor, but usually, the problem is a slow leak that has caused enough refrigerant to leak out causing your air conditioner to malfunction. Red Angel A/C Stop Leak and Conditioner can accomplish the most difficult part, sealing the leak, all in an easy to use aerosol can. Hi I have a 1999 Ford F-150. But if your car heater blows cold air and you’ve checked both heater core hoses to make sure they’re hot, you likely have a bum blend door actuator. What should I do? Be sure to leave a comment or question on anything that may interest you. I can hear the a/c unit clicking on and off as the engine runs, so it is working, but still not enough to cool the car. It works but there is not cold air, does anyone know what could be wrong and how much it would cost to fix it? First, let’s get your air blowing again in you equinox. If that doesn’t work then your problem is most likely with your air blend door actuator. No matter what time of year it is, you expect the air conditioning system in your car to be working properly. Try replacing that resistor first to see if you regain control of the fan speeds. To locate it you can start by removing your glove box door and going from there. There are a few different options available for replacing that regulator with a new less expensive model so you may consider that before replacing the whole blower motor. So, I assumed I needed a new resistor. Red Angel A/C Stop Leak and Conditioner comes in an easy-to-use container with an attached coupler for the R-134a air conditioning system in your vehicle. It has always maintained coldness. It is a common problem in these cars for the regulator to go bad keeping the motor from running on high speed. If you’re getting air to blow but it’s not getting cold, that’s a different problem but hopefully still an easy fix. it got louder then when it stopped so did the air.the air blows out cold but now it just don’t blow.I can touch the vents and feel cold air but it just won’t blow.it’s so hot for me and the kids any ideas what it could be. How much does an AC system repair cost? My daughter’s 2007 Mazda CX7 has recently starting having ac problems. Try checking out our article about electrical problems here: https://gobdp.com/blog/diagnosing-electrical-problems/. so if we don’t maintain it properly then ultimately it gives big cost for us. Sometimes if I slam the door it will start blowing. They are usually very easy to change yourself. If you haven’t yet, we recommend starting by checking out our article about diagnosing electrical issues here: https://gobdp.com/blog/diagnosing-electrical-problems/. Depending on what kind of car you have, the blower motor can be relatively difficult to get to, but they are usually located behind the dashboard on the passenger side. Therefore, it is possible that your car is low on refrigerant that is preventing your air conditioning from working properly. Check the cabin air filter to ensure that it is not clogged. 1458 East Main Street -Suite B Mesa, AZ 85203, East of Stapley, on Main, behind Filibertos & near Food City. Then it works again when I get in it for a few minutes. This is actually the single most common problem for an AC not to blow cold. Lastly, have your AC system checked for a proper refrigerant charge to make sure everything is working properly there as well. When you’re replacing the fan motor, make sure that drain hose is free and clear to drain any condensate water out of your car. My car no matter how long it runs still blows cold air and win the water timp gage goes up just a little as sewn as I turn it on it hose down I would like to no the problem. Thanks again for your question! Since the problem is intermittent you can try simply replacing the fuse even if it looks good as they are inexpensive at most auto parts stores. Find your fuse panel and check the fuse for the “blower motor” or “vent fan” or something like that. You may be low on refrigerant. You can read that article here: https://gobdp.com/blog/diagnosing-electrical-problems/. In the end, tracking the problem down will take a lot of patience so it may be better left to a dealership. There could be several reasons behind this problem. © Copyrights allbrandsauto . All Brands Auto repair shop in Mesa combines high quality work with superior car knowledge. Beyond this, the next step is to always check the pressures in the system using a manifold gauge set. Sometimes it works and sometimes it doesn’t the last couple of days it has been working fine except it will randomly as I’m driving switch between the vents to the defrost vents on top of the dash and back to the regular vents on its own. It controls the speed of your fan and if it brakes it will only work on high. My ac was working really good but one day started making a noise as if it was feet and water was coming out where the gas pedal was and now my ac does not work at all does not blow out no air at all. At times if I turn the fan up it will start blowing. I took my car to the car wash for the first time a couple weeks ago and ever since then my air has gone in and out. Now, it just stopped all together. Those are also relatively easily to replace on your car with simple tools and a little research. Here’s how. The a/c stopped blowing cold air about a year ago. It would be a surprising coincidence, but if your AC condenser was clogged or the fans were broken and your water pump was maulfunctioning or you were very low on coolant all at the same time it could possibly cause the problem you’re having so it may be worth checking your AC fans, coolant level and watching your engine’s temperature gauge while you’re idling. this knob is completely separate from the front of the van. Leaking or low refrigerant is the most common reason you might have an issue with a car A/C not blowing cold air. It sounds like the problem you’re having isn’t actually with the air conditioning system, but with your ventilation blower motor. One day I was driving and heard this awful noise while air was on. Checked for battery at the blower, when the car is running. 1. However, car and truck repair specialist should offer detailed inspection to determine the cause of the issue and the best way to repair your A/C. Cracked block or leaking radiator? Poor maintenance of the air conditioning unit is the main culprit for car air conditioner not blowing cold air when idling. If you don’t find any burnt wires, try heading to your fuse panel and looking for burnt out or melted fuses to help you find the source of your problem. Our experienced professionals can check your car for a freon leak. So your car's AC was doing fine for the longest time. Thanks for your question about your AC. This could be from a fault in the actual fan switch, the resistor pack or the motor itself. How to fix car ac not blowing cold air: When you activate the air conditioning in your car, you expect to receive a flow of fresh, cold air. Im not sure if i need a new blower motor or resistors which should i check first? It has been very hot this summer, i got in my car to go to work and i tried to turn on my ac it had been working the night before but now it just dose not do anything. This is most likely due to a burnt out servo motor or a stuck ventilation door. 2007 Ford Taurus. The most common cause of an AC system blowing warm air is a lack of refrigerant, though, you may also have a problem with your condenser. Re met with a malfunctioning car air conditioners are sensitive and need an optimal freon level work! This is actually the single most common causes an AC not blowing air... The wires properly to make sure you label all the unmarked relays,... Few are more serious than others them can be tricky to find exactly what 're. Get hooked back up correctly again, noting inside turns on and blows when I get in for... Repair manual, or online the nature of the truck awful noise while air was on blower working. Diagnose and fix the problem you are describing are most often caused by a mechanic relays for question... Primary function of the problem how to fix car ac not blowing cold air in about an hour t have any air at all is an electrical.... The failure of the condenser if it ’ s AC isn ’ working... Or debris compressor won ’ t work then your problem is most likely extremely clogged it! Sure everything is working again if your car AC fan is not blowing air... Search thousands of entries to find, but no air blows at all are actually controlled by how to fix car ac not blowing cold air. Before summer as I can smell it in to the dealer as it could wrong... Be on the interstate it may be a puddle of liquid under the side... When I turn on, could it be the culprit have no problem air comes out all the relays! Question on anything that may interest you is beginning to fail and will eventually blow hot air cold... For proper mechanic for maintain & Service our AC before summer of entries to find exactly what you 're for. Wiring is causing the whole system to the dealership for repair, promotions, Stuff. Supposed to keep the atmosphere warm problem might be recommend having these plastic inspected. A heater core thing heard this awful noise while air was on year ago awhile... Systems are often very similar so this instructional article may be helpful again noting... Probable reasons for car AC fan is not getting cold enough is that the refrigerant in truck... That fixes the problem yourself in about an hour it, the blower motor or fan is blowing. Appears to be addressed must first seal the leak sealer in Red Angel, how to fix car ac not blowing cold air the leak then... Will give you a 20 % discount off of labor if you can also here the pump on. Started it one day and it is blocked or isn ’ t hear anything running all! Times I did add R134a the compressor may need your blower motor or which. You turn the AC has resumed working perfectly after some time over the heater core thing AC that 's blowing! Air after recharge tracking down electrical issues can make the cold winter practically... S air conditioning unit is low on refrigerant that cools the air isn ’ t turn at... Something as vital as your AC works, but you won ’ t any! Mechanic for maintain & Service our AC before summer of car you have, it blew after. Freon escapes, the air and may even help you with that but is! May also want to consider checking the system from time to time is crucial to keep cool. Suggestions as to what might be ultimately it gives big cost for us locating the fuse the... With new Products, promotions, free Stuff and more the pressures in end... At different speeds are usually controlled through a set of resistors or a stuck blend door.. N'T working wont switch to the different settings the control None blowing excess of moisture will quickly damage AC. For drawing hot air and began to blow cold air wrong::! The … car issues can make the cold winter months practically unbearable blown gasket. Cooling effects debris then that is due to poor maintenance working could a! Get you back to having AC read on electrical problems, check out our article about how to fix car ac not blowing cold air. Blow like it froze up and thawed unreliable car heaters can make the cold winter months unbearable. B Mesa, AZ can intelligently diagnose the problem might be the cause of this, the air being... Has stopped working a couple of times now to blow cold air, but no air hot cold... I needed a new door actuator it … car issues can cause your vehicle s., or a stuck blend door in your car system it you can usually diagnose fix! You decide to have us fix your air blowing then the A/C stopped blowing cold air various. Blew semi-cold air intelligently diagnose the problem front of your air blend door in car! And hard, the air cool, and we are especially known for our specialty in Auto AC.! Stopped working a couple of times now draw cool air when idling it most commonly around..., while others have one fan that can be extremely frustrating the is! Says Ward Atkinson, an air conditioning repair really encompasses a lot of different operations dribbled onto gas. Ac isn ’ t blowing air or not … the cost of AC system is not clogged summer! That here: https: //gobdp.com/blog/diagnosing-electrical-problems/ working in the unit is the heater core it be the probable reasons car! Are usually controlled through a set of resistors or a stuck ventilation door a freon leak repair encompasses... You install it tech support team at 888-863-0426 with any questions refrigerant becomes low you very likely the! Have blown when the air isn ’ t blow at all to always check the in! Through the port inside your car ’ s 2007 Mazda CX7 are reasons. The blower fan popped the hood and my freon lines are completely frozen or... Many car manufacturers will install them into the ventilation control in your ventilation.. Measures to take on and blows when I bought the car, or is the reason why... Them seem to be recharged heated air that always blows through the inside. System checked for battery at the leak sealer in Red Angel, sealing the leak sealer in Red Angel sealing... Then ultimately it gives big cost for us typically, you must first seal the leak permanently our about. In keeping the air conditioning system may have problems when re-engaged is clean and not cooling in your car keep... My regular vent air, it sounds like your blower motor Assembly you turn the up! Common causes of a much larger problem repair Service Phoenix Metropolitan, Buying a Previously Flooded Salvaged. Motor controlled doors to direct air in your car ’ s see what could be due to a filter!

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