Car Ac Not Blowing Cold Air

There does not seem to be any rhyme or reason to it. Fortunately, there are things that you can do if your air conditioner is not blowing cold air. The compressor shuts off and air from the vents is like a hair dryer. Low-level of Freon. the A/C would start off cool. Check your heater control valve. It needed the whole new system. The heat works fine. I called the consumer rep and left a very irritated voicemail, and have not heard back. Over time, a car's air conditioning system will begin be less and less effective, until the day when you turn the knob and all it spits at you as you roast in the summer heat are tepid, warm gusts. I bought a can of 134a and checked pressure, the pressure was around 30. For October and November, the AC wouldn't blow cold air until 17-18 minutes had elapsed, then the cold air would blow out. If the AC blows cold then warm condition was caused by moisture in the system, you won't notice a decrease in airflow and you won't see a puddle of water after shutting off the vehicle. The cold air that is. Latest technology car system. AC does not blow cold air Compressor Works evac and recharged system, replaced condensor,expansion valve front unit, filter dryer and pressures are 60 low 250 high side. Camper Ac Unit Not Blowing Cold Air Latest Car Review Find Information Latest Car Review, Best Car Review, Car Release Date Specs, along with the Problems, parts and accessories on the car for life needs or launch your daily activities. Reasons why your AC system is not blowing cold air Damaged Condenser Fan. This has nothing to do with being in a super-cold environment (today it's in the 80s Fahrenheit). Air filter clogged with dust can not blow out cold air properly. It looks and runs fabulous and has less than 40,000 miles on it. Tip : Ambient (outside) temperature, as well as air flow in general, also plays an important role in the air conditioner working properly. COM — Why does your car heater blow cold air? Chances are that if you're getting a blast of cold air you don't want when you turn on the vehicle's heater or defroster, it's a sign. Because everything revolves around the compressor, if it is faulty then the air conditioning will not work correctly. 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. If the compressor clutch does not engage, the compressor does not operate and your A/C won't cool. Stuck & Blend Air Door. Check your thermostat setting. The check engine light also came on. Hello, The settings on my car there is no air blowing out of my vents either it is on AC or Heat, when the setting is at High the air is working fine. Feeling a bit frustrated? We know the feeling. If the compressor clutch engages and turns the compressor, but the A/C still does not blow cold air, the system is probably low on refrigerant and needs to be recharged. 78) and threw it on to see if it would work. If the air blowing from the vent is not cold, the compressor may be malfunctioning or. Car ac repair. Then, gradually, you began to notice that it wasn't really blowing cold air anymore, or that it would only blow cold when the car was moving but not at idle. Again, while this is not an easy fix for you, it is for a mechanic. The ac was blowing well on all air speeds. My Furnace is Running, But It's Blowing Cold Air" Is your furnace running but the air that's blowing out of your vents seems cold? There are a couple things you can do to troubleshoot the problem before calling a heating repair company. Overheated engine. DIAGNOSE - A/C SYSTEM DOESN'T BLOW COLD AIR. It gets cold after a few minutes and within 10 min the interior of the car is cooled off. 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. This is the most common reason your car or truck ac is not working. Usually an electrical problem is triggered by a short circuit on the system either the wire or the a/c switch that causes the circuit breaker to become busted. If your air conditioner isn’t blowing cold air, the answer could be as simple as your thermostat being on the wrong setting. My Car AC is Blowing Hot Air. The a/c blows cold when the engine is running at a constant speed. An air conditioner not blowing cold air is one of the most common HVAC problems we get here in Florida. A defective condenser fan. you should see the ac compressor. It is VERY common for 1990 Ford vehicles to have problems with a/c systems, transmissions and power steering pumps. Honking the horn does nothing at this point. As a car ac specialist here in Salt Lake City these are a few common reasons car ac is not working. If your car's air conditioning isn't working, or the system is blowing warm/hot air when you try to turn down the temperature, you have a problem. 100 degrees in Florida a couple days ago and I pop the ol' AC and chilled seats on. If the filter is dirty, air cannot pass through it, causing the necessary coils to actually freeze. Car ac repair. However, that's not always what happens. In other words, one day your car's A/C is blowing cold air, the next day it's warm air. It only gets very cold when we are on the road. OK, so here is the latest. In my opinion the ac in this car works great especially when you go to the highway since the wind helps to cool down the car. In addition, the control was stuck in recirculate. not blowing cold air means something is wrong with your ac. My price paid is not nearly as expensive as others listed here. If the a/c system has electrical problem it suddenly stop blowing cold air, instead the car air conditioning system blows hot air. Air is blowing through the front vents. Not sure how to fix this. A car's air conditioning system is complex, which is why it can not be working for many reasons. By Carl O'Reilly. If your car air conditioning system isn't blowing cold, your car may have one or more of the following issues. ) Whenever I first start up the car, if I turn on the AC (press button and see green light) I hear something run for a moment and then stop (I assume that's the compressor). However, if the coil gets too cold, the condensation on it will freeze, turning the coil into a big block of ice. The AC system is not blowing cold air and is making a hissing or sucking sound when first turned on. Jun 14 2015, 10:02pm. My 94 Cherokee (apparently not great AC systems to begin with) seems to be blowing only slightly cool air when AC is on max settings. If this is your situation, then the repair is probably going to be a reasonably easy DIY job. Leaking Coolant. Well now we are in the middle of a cold snap and my heat is blowing cool air. Fridge won’t get cold? Refrigerator not blowing cold air? Your refrigerator lights are on, you can hear the fan blowing air in the refrigerator, but the air is not cold. The air conditioning system needs recharging to. If there was a short or a surge in the system, the fuse might blow to protect the delicate electronic components from damage -- but in so doing will render the system inoperable until the fuse is. certifiedmastertech. In some cases, you'll be able to find the. The other day I hit the throttle hard and after that the AC stopped blowing cold air. Air conditioning not blowing cold air Discussion in ' Gen 2 Prius Care, Maintenance and Troubleshooting ' started by pearsonrj , Apr 18, 2012. The only cars I have been in that had what I would call icy cold ac where Cadillac's and the like. So I ran to Ace Hardware and bought 2 feet of orange air compressor hose ($0. Latest technology car system. It will give you the air temperature reading to see just how cold the air is coming out of your vent. Each one will have different symptoms, and different potential solutions. Your A/C should start blowing air after the refrigerant is recharged. However, having your HVAC contractor service your air conditioner at the first sign of trouble prevents more serious issues. Jun 14 2015, 10:02pm. Few things are worse than a malfunctioning air conditioning system in the sweltering summer heat. Air is blowing through the front vents. Turn A/c on thermostat with auto fan, A/C kicks on but there is no air blowing through vents, yet if Heat is turned on than there is air blowing through. We had a bad storm on Tuesday and now the A/C only blows warm air. Fixing the AC could be as simple as recharging your car's AC refrigerant or repairing a refrigerant leak but may also require complex electrical climate control repair or slipping compressor clutch to get your air conditioning operating at top performance once again. It is usually accepted that target TD is 20 deg F or if the air going into the unit is 75. could you please elaborate. start the car, pop the hood, turn the ac on. The temperature is expected to be in the high 90's soon so I am taking the car for service tomorrow. Put in a clean filter and give the unit a few hours so the coil can thaw, then try turning it on again. A car's air conditioner not working is a more common occurrence then you might think. How to fix car ac that's blowing hot air and not cooling in your car DIY with Scotty Kilmer. Solution: Check your air filter. How to clean the air filter. It needed the whole new system. As soon as you get moving it gets cold again. Unreliable car heaters can make the cold winter months practically unbearable. What do ya know, air blowing everywhere! Will this hose last or should I use something else? The only problem is that there is no cold air. AC Pro Products. Camper Ac Unit Not Blowing Cold Air Latest Car Review Find Information Latest Car Review, Best Car Review, Car Release Date Specs, along with the Problems, parts and accessories on the car for life needs or launch your daily activities. open the hood and look directly above your powersteering pump. Car Ac Not Blowing Air At All • this is images about car ac not blowing air at all posted by Maria Nieto in Car category. The AC blows hard all the time, but when you are sitting at idle at a redlight or something it goes from cold to lukewarm. You can also find other images like car ac freon,car ac unit,car ac blowing cold,car ac heat,car ac fan, and others. The first step is to determine the most logical reason why the unit isn't working properly. An overcharged car AC system can start out pumping cold air. One of the most common reasons for a window air conditioner to fail to deliver cold air is incorrect mode selection. 2007 Lincoln Town Car A/C Does Not Blow Out Vents Author Sparky Posted on June 25, 2016 Categories 2007 , HVAC Tags A/C , Actuator , Heater , Lincoln , Town Car This 2007 Lincoln Town Car came in with the complaint that sometimes the a/c air would not blow out of the face vent. My car is the LT model. Freon is a type of refrigerant. By the same time next day, and after having a few other people look at the air controls to rule out me being an idiot, it was apparent the a/c was actually just not functioning - it was blowing, intensity could be increased/decreased, hot air was working, just no cold air whatsoever. OK, picke dup the car. All were fine. Only one fan on the car. Air conditioning. My Auto AC is Blowing Cold Air One Day and Warm Air the Next? Posted May 22nd, 2017 by admin & filed under Blog , Vehicle Maintenance. AC was working great last night, then this morning it's blowing *HOT* air on the driver side vents, good cold air on the other two. It is usually accepted that target TD is 20 deg F or if the air going into the unit is 75. Having your car's air conditioning go out suddenly can ruin your day fast. The other day I hit the throttle hard and after that the AC stopped blowing cold air. Car blows cold air when moving slowbut hot when moving fast? Hi, when i turn on my heat in my car it blows cold air when ever at slow speeds (such as 30mph) town drivinghowever when going down motorways at 70mph it starts to blow hot heat out?. If your A/C in your car turns on but isn't blowing any cold air, you might have one of a few problems. 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. OK, picke dup the car. If your car's air conditioner stops working on a hot day, then the ride to your destination can be quite uncomfortable. My finances Mazda 6 was not blowing as cold as i thought it should be. Any number of culprits could be causing your car A/C to blow cold then warm air, including:. Everything seemed to work fine back in April. " part replaced was 210-830-07-72, with a description of "temperature" and a cost of 44. The air conditioning will not blow cold air to the cabin. Typically, air conditioners will blow on cold as low as 28 degrees F but on a really warm day where temperatures soar into the high 90s, the air may only blow as low as 50-60 degrees F. About a month ago, the blower stopped blowing. The low side pressure is 30psi. If this is your situation, then the repair is probably going to be a reasonably easy DIY job. If the AC blows cold then warm condition was caused by moisture in the system, you won’t notice a decrease in airflow and you won’t see a puddle of water after shutting off the vehicle. AC not Cold but Full of Freon. Not sure what it can be. Of course, it takes a few seconds for the air to get cool, but what if you've waited a minute or so and you've still got your car ac blowing hot air in your face? "Why is my AC blowing hot air?". 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. In some cases, you'll be able to find the. Air conditioning. A defective condenser fan. com Categories Home & Garden Home Improvement. Your A/C system may not be blowing cold air because it needs to be recharged. Not quite correct slot, a 2005 will blow ice cold air at idle. Turn the A/C switch to on, and if the engine speed drops, then your compressor is working. 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. Why Would Fordf350 Truck Air Conditioning Blow Warm/hot Air Intermittently When the airconditioner is on sometimes it works just fine blowing cold air but more times than not, it will go to blowing warm to hot air through. Car ac repair. Air conditioning blowing warm when set to full cold At first I thought the air conditioning was working fine although it was slow to cool down at first due to the heat soak into the dashboard, but lately the car is exhibiting worse a/c performance and is intermittently blowing warm air when set to max cold (lo-lo with the fan on either full or. Why your Car AC not Blowing Cold Air after Recharge? 1. Lowering the thermostat to the lowest temp or increasing fan speed doesn't help. Overheated engine. Refrigerant Checks. I added more refrigerant to boost the psi to about 40 when compressor cycled on. open the hood and look directly above your powersteering pump. In case air conditioner not blowing cold air, you should try to figure out the problem as soon as possible. Only one fan on the car. It doesn't matter if it is on auto or just fan same thing happens, with heater ok with A/C not ok. I got a warm day and tried out the A/C (I set it to 60 degrees). The first step is to determine the most logical reason why the unit isn't working properly. An air conditioner not blowing cold air is one of the most common HVAC problems we get here in Florida. The Compressor is Unable to Connect. In my opinion the ac in this car works great especially when you go to the highway since the wind helps to cool down the car. 90% of the problem of it not blowing cold after re-charge is that they over charged it. Typically, air conditioners will blow on cold as low as 28 degrees F but on a really warm day where temperatures soar into the high 90s, the air may only blow as low as 50-60 degrees F. Check to see that the cooling fans on the condenser or radiator are running when the air. If so check the flow of air on the vent , remove and. Since then, no air will come from the vents on any settings (compressor on or off, cool or heat, etc. Its winter and its impossible to defrost windows let alone drive te car. he said it meets specs. The cooling system and actuators will need to be properly inspected to find the source of the issue. Refrigerant leaks If the A/C works okay then gradually blows hot air after recharging, you might be dealing with refrigerant leaks. No, not those seals down by the pier. no one is going to be able to tell you whats wrong without looking at your car. i can see the compressor spinning and it does not stop, so its not the compressor kicking on and off. I may have to shut down the truck for it to start blowing cold again. 2000 Volvo V70 Station Wagon Our AC is coming out cool but not cold. The most common causes of broken air conditioning are leaks or compressor issues. In this video you will learn how to check the compressor, the pressure in the system, and how to add refrigerant if it's low. The most common problem people encounter is due to an incorrect Freon charge. RE: AC not blowing cold enough IP: Logged Message: If the pressures are good, there can't be a restriction. There are a few ways to troubleshoot your HVAC system if your AC is not blowing cold air. Thank you. 7 Reasons Your Heater Blows Cold Air/AC Blows Hot Air. Hi, I've got a 2003 Mazda 6i with the manual air conditioner (if it matters). I know for a fact that I will NOT be happy at all with a $100,000 car that can't even keep the AC cold while driving the car. Camper Ac Unit Not Blowing Cold Air Latest Car Review Find Information Latest Car Review, Best Car Review, Car Release Date Specs, along with the Problems, parts and accessories on the car for life needs or launch your daily activities. 90% of the problem of it not blowing cold after re-charge is that they over charged it. I still sense that the air does not get cold like it use to. The other day I hit the throttle hard and after that the AC stopped blowing cold air. The first is a blockage anywhere in the series of tubes in the condenser. Any degree of blockage in the system can lead to the condenser not being able to execute its principal function. Blew cool with the first, turned the car off, so fiance could get the hose thing back on. It proceeds along a set pattern with the easiest things tested first and more difficult later. There is cold air blowing but it is not enough to cool the car. Is your home's central air conditioner not cooling your house? Perhaps it's blowing luke warm or hot air. I have a 2007 Huyndia Tuson. While in Chicago, I did change the cabin filter. 2007 Lincoln Town Car A/C Does Not Blow Out Vents Author Sparky Posted on June 25, 2016 Categories 2007 , HVAC Tags A/C , Actuator , Heater , Lincoln , Town Car This 2007 Lincoln Town Car came in with the complaint that sometimes the a/c air would not blow out of the face vent. It doesn't matter if it is on auto or just fan same thing happens, with heater ok with A/C not ok. Refrigerant Checks. When accelerating or going up an incline and the engine is under a load, the a/c continues to blow out the vents, but the air becomes warm, not cool. Tips from a retired heating/ac serviceman. Ventilation fan is fried. The level of refrigerant in your system decreases naturally over time (very, very slowly), but leaks can also occur. I search the forum form weeks but still cant find a solution. Refrigerant Checks. When I say "cool" air I mean I could leave it on full blast for a half hour and my car still wouldn't be down to a comfortable temperature. The A/C in my '03 is blowing cold from the driver's side but not so cold from the passenger's side. WHat should I do next?. Air Conditioning Stopped Blowing Cold Air. One of the most common causes of an air conditioner malfunctioning is a freon leak. If there was a short or a surge in the system, the fuse might blow to protect the delicate electronic components from damage -- but in so doing will render the system inoperable until the fuse is. The bottom line is cold that is going in the cab but none of the other lines are cold or chilled at all. As summer is coming car ac is becoming a necessity rather than just for comfort, but what if your car ac do not perform what it was supposed to do which is to cool down your car. It only gets very cold when we are on the road. Check to see that the cooling fans on the condenser or radiator are running when the air. Put in a clean filter and give the unit a few hours so the coil can thaw, then try turning it on again. Start with the fan speed turned to its highest setting. Few things are worse than a malfunctioning air conditioning system in the sweltering summer heat. The heat works fine. Have power and ground to both fans, but the larger fan doesn't spin. If the compressor clutch engages and turns the compressor, but the A/C still does not blow cold air, the system is probably low on refrigerant and needs to be recharged. was also wondering if it could be a blend. It's scorching hot both inside and out. I'm assuming that it can't really be a cooling gas issue, since I would. I live in Dallas, At speed it blows very cold. Air conditioning is one of life's great luxuries that can turn a drive into a miserable car ride if it's not working properly. The condenser unit, which is usually located outside, is exposed to dirt, soot, debris, tree branches, twigs, leaves and all types of weather. Low-level of Freon is another probable. My 2013 Nissan Rogue stopped blowing hot/cold air aboout 3 months ago. When driving at slower speeds or idling, the AC blows warm air. Trust me if 134A did not blow cold at idle there would be lots of very abgry customers. So when in idle your ac doesnt blow cold because it's in low pressure, and your crank is turning slower. e46 Air Conditioning Problem - Not blowing cold air I have a 2001 325ci. The first is a blockage anywhere in the series of tubes in the condenser. Most people would like to see frigid cold air blasting from their small dash vents instantly upon request. Time to get that A/C going! You turn the key, the fan begins to blow … and what's this? The air feels warm. We make one mind to discuss this Car Air Conditioner Not Blowing Cold Air image on this website because of based on conception about Bing image, it's one of most notable withdrawn request keyword on Bing search engine. $1,000 for replacing an a/c compressor or an evaporator is not out of line. If the refrigeration circuit seems to be functioning normally (compressor running, frost or condensation on the high pressure line from the condenser to the evaporator), but no cool air is blowing out of the ducts inside the car (and the blower is working), the fault is likely a BLEND AIR door that is stuck in the HEAT position, or possibly a badly clogged cabin air filter that is restricting airflow. they will do what they were supposed to do in the first place and put a pressure guage on t and take it down to the proper pressure and you should be OK. My Car AC is Blowing Hot Air. Warm air was blowing regardless of what was set. I have two connections going from the ac compressor through the firewall. Low-level of Freon is another probable. companies, It is what it is I'm told. It was blowing warm but I left it on. he said it meets specs. Trust me if 134A did not blow cold at idle there would be lots of very abgry customers. Aside from refrigerant leak, what are some other reasons why an AC system would not be producing much cold air?. A number of different problems can prevent your AC from blowing cold air into the cabin,. But we wanted to explain here 5 of the most common reasons why we find that car and truck air conditioning units are not blowing cold air, and the best way to overcome this issue- and get the AC cold again! #1 Your Car has a Freon Leak. It Needs to be Recharged. Car AC Not Blowing Cold Air: A Bad Fuse The first thing to check with any issue related to the car's climate control or electronics is the fuse box. Hot & Cold Air At The Same Time C280 My "new" 1994 C280 ACC system blows hot air out the side vents and cold air out the center vents at the same time. Before you call an air conditioning repair company, check for these things that could be causing the problem. So your car's AC was doing fine for the longest time. Look for puddles of water under your car—this could be a sign of a freezing problem. At first it wasn't so bad because it would eventually blow cold air. We first experienced the ac not blowing cold from time to time and asked about it when we had it in for an oil change. How cold should home ac get - The Q&A wiki wiki. It may start blowing cold again after awhile, but not always. And before anyone says anything, I know what a normal air conditioner feels like in a car. Stuck & Blend Air Door. I have tried playing around with different settings and variations as advised by my mechanic but still the same. After a day or so, It wasn’t blowing cold air. Air conditioning is one of life's great luxuries that can turn a drive into a miserable car ride if it's not working properly. AC not Cold but Full of Freon. The expansion valve is an important regulator between your AC refrigerant and your evaporator. If your heater starts by throwing warm air out of your registers, but you are soon left with a heater blowing cold air, then I would suspect that your flame sensor needs to be cleaned. Now if I'm sitting still the compressor doesn't kick in. By Carl O'Reilly. Posted May 8, 2014. It is usually accepted that target TD is 20 deg F or if the air going into the unit is 75. Even the slightest dirt or spec of almost anything can. Replied by noiseordinance on topic AC not blowing cold on 99 Civic LX That's some good info, thanks! I plan to use Eric's video on finding a leaking using UV dye (and / or soapy water if necessary), and will definitely check the condenser and evaporator. An overcharged car AC system can start out pumping cold air. It is VERY common for 1990 Ford vehicles to have problems with a/c systems, transmissions and power steering pumps. Warm air was blowing regardless of what was set. Last summer i replaced my engine and when doing so i had to disconnect and drain the 134a in my ac. Should I wait another week to see if the system blows cold air before taking it back? I read on a different forum that it might be built up condensation. The outside air temperature comes into play by raising the camper's inside temperature. Core case seals, blower house seals or evaporator core case seals; All can open up and diminish air flow. 2008 scion xb isn't blowing cold air. If you think your car air conditioning is not blowing cold enough the first step is to check the output temperature at the center duct with a thermometer. Car air conditioning systems that blow warm on one side and cold on the other side usually have one of two problems. open the hood and look directly above your powersteering pump. If your air is blowing cool but not cold, the problem could be a clogged filter, cooling fan problem, radiator trouble, or it could simply be that you need to recharge your AC. the pass side knob works properally, it will blow cold and hot. Extreme heating conditions can make you feel dehydrated and can cause illness. But when it’s on 1/2/ or 3 I hear the motor working, but there is no air blowing. A restriction would cause high pressure on one side and low on the other. I asked about the cold air not being really cold. Here’s a simplistic explanation for this important piece in your AC system. A restriction would cause high pressure on one side and low on the other. On position "cold" its blowing very cold air, when i switch on "not" its blowing a bit warm, but its still very cold in the car. On the Caddy forums, they have the same problem as we have some have fan issues, some have not-so-cool air issues, but the solutions have varied from a software upgrade, to a compressor, to an all new system. If the a/c system has electrical problem it suddenly stop blowing cold air, instead the car air conditioning system blows hot air. The electric fans ensure proper air flow even at a stop. He found a loose connector and tightened it, and claimed to have fixed it. A couple of cooler days go by where I do not need the ac. It is usually accepted that target TD is 20 deg F or if the air going into the unit is 75. I know for a fact that I will NOT be happy at all with a $100,000 car that can't even keep the AC cold while driving the car. Air conditioning not blowing cold air Discussion in ' Gen 2 Prius Care, Maintenance and Troubleshooting ' started by pearsonrj , Apr 18, 2012. I have noticed that while stopped the air does not blow as cold as when at speed,is this a sign of a problem with the system, low refrigerant. There are a variety of reasons why your car AC is not blowing cold air. I still sense that the air does not get cold like it use to. However if you are pulling from the outside you are just blowing some dead warm air into a non-cooled heater core. After pushing multiple buttons and settings, I can't get the air coldexcept on the right side of the car. Re: MAX AC blows cold, All other settings blow hot Yeah, i have the same problem and it pisses me off, but mine isn't as cold as I'd like it. Camper Ac Unit Not Blowing Cold Air Latest Car Review Find Information Latest Car Review, Best Car Review, Car Release Date Specs, along with the Problems, parts and accessories on the car for life needs or launch your daily activities. Another cause of AC blows cold then warm. If you wanted more detail on the how I got the AC compressor out, how I got it back in I actually have a couple of other videos where I video that in detail. I brought car to two VW dealerships to have their service department diagnose the problem. Hot air coming out of your Audi's air conditioner can be attributed to several potential issues: Wearing compressor. JP993 is a self-confessed car and motorcycle addict, having saved thousands over the years working on and maintaining his vehicles himself. HOWEVER, the front main vents do NOT blow anything, which is the most important. i do have dual control but dont know if they are working properally cuz of the problem im having. Most repair shops want to perform a full diagnostic before they will refill the refrigerant. Without getting too detailed, a dirty air filter makes it hard for air to enter into your AC system, which means you'll be feeling low airflow. Not sure how to fix this. The first step is to determine the most logical reason why the unit isn't working properly. If the system drops to normal pressures and the vents are blowing cold air, you will likely need to replace or flush your condenser. So…guess what happens when the regulator doesn’t work right.