Because it illustrates just one of many reasons why a heater might blow cold air, and an air conditioner might blow hot air. If the heater is broken because it's not blowing any air, it's likely due to a faulty blower motor or electrical connection. Occasionally there could be problems with the compressor, but usually, the problem is a slow leak that has caused enough … The AC’s compressor is not creating a high enough pressure in the system for the refrigerant to cool properly. Restrictions in the System: What happens when you kink your garden hose? He also found an alternative part that saved me from having to order it online and wait a few days for the repair to be made. Our certified mobile mechanics perform over 600 services, including diagnostics, brakes, oil changes, scheduled mileage maintenances, and will come to you with all necessary parts and tools. Other Reasons a Car Heater Can Blow Cold 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. We recommend our users to update the browser. 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 AC unit is exposed to stress from the … This is actually the single most common problem for an AC not to blow cold. I just had him make the repair, which was done quickly. I will be scheduling my next visit from him soon. If your AC needs frequent recharging, it’s time to visit your repair shop. © It’s also possible that there is a very simple reason your car air conditioning is not cold, and that is electrical. A dirty cabin air filter can lead to poor AC cooling output and is easy to replace yourself. There are many reasons an HVAC (heating, ventilation, air conditioning) system might stop working. This is a short list of some possible reasons. There is a clog or block in the system allowing the high-pressure refrigerant to slowly decompress through the clog. Once the problem has been diagnosed, you will be provided with an upfront quote for the recommended fix and receive $20.00 off as a credit towards the repair. I appreciate his knowledge and attention to detail with my car. This door is located in the vent system. Lastly, the reason why your car air-conditioning isn’t blowing cold air is because your engine is overheating. Refrigerant freezes skin quickly and that is really painful. These include: Low Refrigerant: Low refrigerant will prevent your air conditioner from operating (the clutch won’t kick in and make the compressor cycle if the amount of pressure in the system is off). If the heater isn't blowing any air, skip to the next section. Our latest shed is also a pavilion—and you can build it, too! This process creates cold air that is directed inside your … And that eventually cools the refrigerant. Part of the problem is not understanding why the ac is not working. If the condenser is blocked by debris or is damaged, the refrigerant will not flow. 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. 25-30°). Therefore, it is possible that your car is low on refrigerant that is preventing your air conditioning from working properly. 7 Reasons Your Heater Blows Cold Air/AC Blows Hot Air. Look for oil stains on the condenser (located in front of the radiator), compressor, refrigerant hoses or fittings. Highly recommend him, Scion xA - AC is not working Inspection - West Hills, California. Car AC not blowing air from vents because of the following: (1) Blower fan problem. The solution could be as easy as flipping a switch on your thermostat, cleaning a dirty air filter, or clearing debris away from the outdoor unit. Low refrigerant can stem from a number of things, including leaks and failed components. Bad Clutch Cycling Switch: If the clutch cycling switch has failed, then the electromagnetic clutch on the air compressor won’t kick in, which means that the refrigerant cannot be pressurized and the system won’t work. So are you wondering why your car AC is not blowing cold air? Although an automotive AC system has few moving parts, diagnosing why your car is blowing warm air can be tricky. 1. Although an automotive AC system has few moving parts, diagnosing why your car is blowing warm air can be tricky. A clog or block in the … Sometimes car will blow cold air (only when pipe coming out of evaporator (low side is cool to touch and sweating; otherwise, pipe gets hot again and will not cool car. Why tell this story? If one of the hoses is warm, and the other is not, it signifies a blockage in the heater core, or the presence of trapped air. Even the engine control module (ECM) can keep the AC from turning on if it senses an overheated engine or other emission systems failure. Check to make sure the clutch assembly — located at the front end of the AC compressor — is engaging. Get a kit that matches the type of refrigerant in your vehicle and includes a gauge to test system pressure before adding refrigerant. Bob and his wife lived through 20 years' worth of DIY home remodeling while parenting two (now grown) boys and now relax by watching their three fabulous granddaughters. Now it's hot on both. If both the hoses … This is the most common reason for why your car’s AC is not blowing cold air. Most likely it’s low on gas. This is the most common reason for why your car’s AC is not blowing cold air. 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. The Freon was OK when it was only cold on one side and even when it was blowing hot on both sides. YourMechanic’s technicians bring the dealership to you by performing this job at your home or office 7-days a week between 7AM-9PM. The first thing to check is the levels of Freon in the system. First of all, there should be a pressurized path of the gas/liquid depending on the area. Low coolant will stop the operation of the air conditioner (the clutch does not kick in and will allow the compressor work if the voltage in the machine is off). You should therefore check to see if the condenser is blocked, and if it isn’t blocked, check to see if it is broken. A car heater blowing cold air could be a symptom of the failure of the heating unit.. For instance, if it’s manually set to the Heat instead of Cool, or when the cooling range is set too high while the mode is set to Auto (eg. Why is my car’s air conditioning not blowing cold air? And what we find are that the reasons for your A/C blowing mildly cool or warm air range from simple to complex, and from cheap to expensive. Made with ♥ in Silicon Valley. Your AC cools air by blowing it over the evaporator coil. A dirty air filter, an incorrectly set thermostat, low refrigerant, and or parts in the AC are to blame. However, if the coil gets too cold, the condensation on it will freeze, turning the coil into a big block of ice. Something is wrong when that does not happen. Main Causes of Why Is My Car Air Conditioner Not Blowing Cold Air? If one or … Fortunately, there are things that you can do if your air conditioner is not blowing cold air. If the high pressure spikes above 300 or more, then the compressor can produce pressure but... Get a fair & transparent quote instantly before booking. There are also more complex problems that may … The cooling fan in the condenser is the first thing that you should look into while finding out the reason for car air conditioner not blowing cold air when idling. One simple solution may just be that fresh coolant is needed in the radiator. “Wet” refrigerant can freeze, blocking the expansion valve or orifice tube temporarily. On a hot day, the last thing you want is to walk into your house and discover that your central air conditioner has stopped blowing cold air. Several things can potentially go wrong with automotive heaters because, much like a home heating system, there are many components working together to heat your car. They have the specialty tools and equipment to accurately diagnose the problem, safely reclaim and recycle refrigerant and make repairs to keep you cool while driving. 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. Unreliable car heaters can make the cold winter months practically unbearable. Bryant was very candid about the problem and offered to show me how to fix the issue if I wanted to do it myself. How to Unlock a Car Door Without Your Keys, Do Not Sell My Personal Information – CA Residents. Leaking or Low Refrigerant. There are a variety of reasons why your car AC is not blowing cold air. As mentioned, there are many potential causes for your AC to blow warm or hot air into the cabin rather than cold, fresh air. Air Conditioner – If your car’s air conditioner stops working on a hot day, then the ride to your destination can be quite uncomfortable. As with your home’s air conditioning system, your vehicle’s AC uses refrigerant to cool the air blowing through the vents, but it doesn’t get low without cause. You can reduce your car's environmental impact with tune-ups, filling the tires, and making your car lightweight. Here are some reasons why this could happen: Dirty Air Filter. Hence, your room will not be optimally chilled. With the engine running, blower fan on max high and AC controls set to the lowest temperature, the clutch should be spinning. (See right image.) How to Replace an Air Conditioning Compressor Relay. Why Are My Houseplant Leaves Turning Yellow? Thank you for sharing what we need to do if the air conditioner isn't blowing cold air. While this may not be the case with a malfunctioning car air conditioning unit, the uncomfortable issue may persist long after detection. It is also... Hey there. When Freon starts to get low, the A/C can start intermittently blowing out cool air—particularly when it reaches a certain speed—and blowing hot air at other times. Your car’s air conditioning system also contains a couple of sensors that... Air conditioning is a complex and delicate system. Causes of a frozen evaporator coil include: Low airflow over the coil caused by … Freon is a type of refrigerant. … problem seems intermittent. I book this repair this weekend and look forward to Matt repairing my car. Could it be so hot outside that the AC cannot get down to the set temperature? Compressor repairs are not a DIY fix. How to Fix It When Your Car Heater Isn't Working These instructions will help you diagnose and fix a car heating system that only blows cold air. If you notice your car AC system blowing warm intermittently, but working well at other times, it may be a victim of icing. Modern AC systems use an expansion valve or orifice tube to control the amount of refrigerant entering the evaporator. 1. Thank you Matt, Jeep Patriot - AC is not working - Indianapolis, Indiana. The disappointing lack of cool air coming through the air conditioning vents prompts you to ask yourself, “Why is my AC not blowing?” The most common causes of an AC not blowing are related to: fan problems; power issues; thermostat problems; clogged filters; blocked registers; dirty coils; ductwork leaks & blockages; system design flaws; Most would agree that no one wants to live or work in an … Definitely. Low Refrigerant/ Gas. When your air filter has dirt buildup on it, the cold air won’t be able to flow through. I was able to add some Freon and the cooling system is most definitely getting colder. There could be several reasons behind this problem. If your A/C is blowing cool air, but not cold air, even though you have it set to the max cool setting, this could be an issue with a restriction or a dirty filter. Moisture reacts with refrigerant oil to form damaging corrosive acids. Out-of-spec AC system pressures can help determine if an expansion valve or orifice tube is causing AC problems. Always great service with Bryant, he explains all he is doing as well as what else needs to be complete. 2. These devices use desiccant (like those little packets you find in a box of new shoes) to absorb moisture in the AC system. Use your garden hose to flush the condenser and radiator fins. 1. This is the most common reason your car or truck ac is not working. We are no longer supporting IE (Internet Explorer) as we strive to provide site experiences for browsers that support new web standards and security practices. News | Blog. How Much Power Does the AC Draw From the Engine? Its job is to cool the warm refrigerant, and that makes the air cold when it reaches the evaporator. Also, check that the AC service port (Schrader) valve caps and O-rings are in place and only hand-tight. Ford Expedition - AC is not working - Indianapolis, Indiana. However, this issue is usually caused by a few different problems within the AC itself. Take your vehicle to a certified technician if the DIY suggestions given here didn’t do the trick, or if the system won’t turn on at all. I will definitely use this service again. Don’t find yourself out on the road wondering, “Why is my car air conditioner not blowing cold air?” There are several reasons that could cause this problem: The coolant has lost its effectiveness. You will know if the evaporator coil is frozen if the refrigerant line outside is also covered in ice. If you haven’t been regularly checking and changing your air filter, it’s most likely extremely clogged. Matt is always so pleasant to work with. Common Reasons Your Car AC is Not Blowing Cold Air You Are Low on Freon. 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. This is the most common reason for a central AC not blowing cold air. Some include oil; dye to help locate leaks; or additives that rejuvenate O-rings and seals. The only way to properly diagnose a system is with a lot of specialized equipment. Various car ac cooling problems include a completely nonfunctional air conditioner, hot air blowing from it, or your ac blowing cool air … Here are just a few … Low coolant will stop the operation of the air conditioner (the clutch does not kick in and will allow the compressor work if the voltage in the machine is off). Every car produces greenhouse gases. This condenser has cooled and fans to push the air through. This is the most common reason for a central AC not blowing cold air. Make sure to do this every six months. The main issues that occur with the car’s air conditioning system are due to poor maintenance. The same is true for your car’s AC system. I have 2001 Seville sts and when I first got it it was blowing cold air on both sides fine then after a while it started only blowing cold on passenger side and hot on driver side. Read and follow all instructions that are included with your AC recharge kit and read and heed all warnings carefully. We are no longer supporting IE (Internet Explorer), ten car problems you can easily fix yourself, about the freon phaseout (and why you should care), 105 super-simple car repairs in your own garage. But all you have to work with are the symptoms. Here are the common causes an AC system is not blowing cold air. I checked the refrigerant pressure with the engine on/ac on high and it falls into the “full” level. #1 Low AC Refrigerant. Always make sure that both fans are running at designated speeds. The same is true for your car’s AC system. Thank you so much, Dodge Grand Caravan - AC is not working - Boynton Beach, Florida, Jeremy is a very nice guy, immediately gets to work and resolve the issues. Absolutely! What Sensors in the AC Tell the Car If the System Is Working or Not? An air conditioner not blowing cold air is one of the most common HVAC problems we get here in Florida. If you do need to “recharge,” as we call it, your refrigerant, there is an underlying problem that needs … Having your car serviced regularly can help to ensure you don’t encounter the following issues. Your car uses coolant – usually made up of 50% antifreeze and 50% water – to cool your engine down, especially during the hot months of summer. There are many reasons why your AC isn’t cooling off your home. Our service team is available 7 days a week, Monday - Friday from 6 AM to 5 PM PST, Saturday - Sunday 7 AM - 4 PM PST. One of the most common causes of an air conditioner malfunctioning is a freon leak. About. AC Compressor. You don’t need to tolerate a stuffy, uncomfortable car, and you don’t need to rely on the shop to fix the problem either. Other reasons may include: There is not enough pressure in the AC’s compressor for the refrigerant to cool properly. Time To Replace The Refrigerant. There are many reasons an HVAC (heating, ventilation, air conditioning) system might stop working. My car is a 2001 Honda Civic and recently, the air conditioner hasn't been working properly. Home Tools, Gear & Equipment Tools & Supplies Automotive Tools & Supplies. Plus, learn about the freon phaseout (and why you should care). This can also sometimes be the result of an electrical fault in the compressor’s circuit or clutch. One of the most common causes of an air conditioner malfunctioning is a freon leak. A defective blower fan, engine cooling fans and relays can affect AC system operation and cooling performance. An AC not blowing cold air is the most common air conditioner problem. Fast, free online quotes for your car repair. 7 Reasons Your Heater Blows Cold Air/AC Blows Hot Air. Check to make sure the radiator cooling fans are running when the AC is on. Chevrolet Impala - AC is not working - Newport News, Virginia, Matt was on time and during the discussion with him he showed a great deal of knowledge about my a/c issue. Dirty Condenser. The warm air is blown directly from the motor if the blend door isn’t working adequately. Will I refer him? So are you wondering why your car AC is not blowing cold air? When the car ac is not blowing air from vents it is a sign of a faulty blower fan or air duct blockage. There’s too many rambling answers on here. When you turn on the air conditioner in your car, you expect to receive a flow of fresh, cold air. So, ensure that you check the compressor as it could be why car A/C is not blowing cold air after recharge; Blend air door – Blend air door is the cause for drawing hot air to cold air in your vehicle system. Sometimes people think it’s not blowing cold air when it is, and it is just that it is hot outside. The water won’t flow, right? #1 Your Car has a Freon Leak. Or worse yet, you come out to start the car one day, turn on the AC and it's blowing barely cold air when it was fine just yesterday. Vehicle needs to be recharged; There’s a Freon leak; The AC compressor may not be engaging If the heater is working fine, both these hoses will be hot to the touch. Always make sure that both fans are running at designated speeds. The level of refrigerant in your system decreases naturally over time (very, very slowly), but leaks can also occur. Meet the Team; Reviews; Our Safety Promise; Awards; Careers; Residential. Here is a more detailed list of the most common causes of a car AC not blowing cold air. Air conditioning works by attracting the heat from the air, effectively cooling the air, and then blowing this cold air into your car. If the pressure drops along the way, the exchange from high pressure to low pressure, it’s not properly done. This is actually the single most common problem for an AC not to blow cold. Always wear safety glasses and gloves when working with refrigerant. YourMechanic All rights reserved. There could be various reasons for car heater not working but it basically happens for two reasons: air from the blower is not blow toward the heater core or the coolant does not flow through … Paper, leaves, dust and debris or bent cooling fins blocking air from passing over the condenser will raise the temperature (and pressure) of refrigerant and result in poor cooling and possible engine overheating. A sure sign of low refrigerant is the AC compressor repeatedly clicking off and on, called short-cycling. On modern cars, there are any number of fuses, pressure/temperature sensors or switches that can keep the AC from turning on. Blocked or Broken Condenser: The condenser is where the magic happens in your air conditioner and if it has been blocked up with debris or is damaged, you won’t get cold or even cool air from the system. Moisture can build up in a system that is leaking and low on refrigerant. When an air conditioning unit is not blowing cold air, it could sometimes be due to certain settings. Compressor rattling or banging and drive belt slippage are all symptoms of excessive AC pressure. A key part of this system is the refrigerant. The heating system in your car is supposed to keep the atmosphere warm. Repairs covered by 12-month/12,000-mile warranty. With little or no use during a long winter, the air conditioning system may have problems when re-engaged. Check for crimps, kinks, and traces of refrigerant on the hose. A defective condenser fan. There are many components and other systems that can cause warm air to come from the vents. A faulty blower fan can make the car ac stopped working suddenly. Leaking or low refrigerant is the most common reason you might have an issue with a car A/C not blowing cold air. Hence, your room will not be optimally chilled. The compressor is another common cause of auto AC problems. 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. Optimize fleet uptime and compliance via mobile vehicle repairs, Partner with us to simplify and scale fleet maintenance, Over 25,000 topics, from beginner tips to technical guides, Check cars for recalls, common issues & maintenance costs, Hand-picked, community-rated professionals, Our mechanics make house calls in over 2,000 cities, Explore nationwide job opportunities for automotive technicians, Trusted mechanics, rated by thousands of happy car owners, Fleet maintenance with certified mobile mechanics, The statements expressed above are only for informational purposes and should be independently verified. While there are several potential issues, the most common is low refrigerant. AC Repair; AC Replacement; AC … I don't know what's exactly wrong For a more in-depth look at automotive air … You can easily do these 105 super-simple car repairs in your own garage. Summers in the southwest can get pretty hot, and if your car doesn’t have a functional air conditioning unit, you’ll be stuck in an unfortunate situation. Definitely no BS from him. This is the device that monitors the incoming air temperature and turns the compressor on or off. P0531 OBD-II Trouble Code: A/C Refrigerant Pressure Sensor Circuit Performance, Symptoms of a Bad or Failing AC Low Pressure Hose. Check the basics first. If there’s a restriction somewhere in the system, it blocks it all up and prevents the AC from blowing cold. Why Your Car AC Is Not Blowing Cold Air. However, that’s not always what happens. Don’t find yourself out on the road wondering, “Why is my car air conditioner not blowing cold air?” There are several reasons that could cause this problem: The coolant has lost its effectiveness. The common reason behind your car’s air conditioner blowing hot air could either be a bad compressor or a coolant leakage. Anyone could have told me its a $1,200 repair and I wouldn’t have known differently. These include: Low Refrigerant: Low refrigerant will prevent your air conditioner from operating (the clutch won’t kick in and make the compressor cycle if the amount of pressure in the system is off). All prices and links were current as of publication. There is normally a sensing bulb attached to the control that will extend to the front of the evaporator coil, and a set of … Thank you Matt! Very honest.... Will I use him again? Low Refrigerant/ Gas. I’m gonna drive it for the next few days as recommended and see where I’m at and go from there. Why is my car air conditioner not blowing cold air . The most popular service booked by readers of this article is AC is not working Inspection. Low refrigerant levels due to a leaky O-ring, seal or other component are the most common problems associated with a poorly performing AC system. Reason #1: Not Enough Coolant. That results in no cooling and the need for extensive repairs. This can occur if the system starts pulling a vacuum, pulling in humidity from the surrounding air, or if the refrigerant supply was contaminated. Whatever the cause, AutoAid’s ASE certified mechanics can find the right … If this is the case, you need to replace your air filter with a new, clean one. But all you have to work with are the symptoms. If your car AC is blowing hot air, it is very likely that the refrigerant in the unit is low. Sometimes, the coil may get dirty and stay out of order. Fortunately, if the system is low on refrigerant, you can recharge it to regain access to … If your AC isn’t blowing cold, it must be serviced by a licensed mechanic certified for HVAC (Heating, Ventilation, and Air Conditioning) work. What I find particularly great is that both issues were very easy and inexpensive fixes. For a more in-depth look at automotive air conditioning systems, read this How Stuff Works article! When this happens, you won’t get cold or even cool air blowing from our air conditioner. Some testing on the remote control can quickly resolve issues with incorrect settings. Lastly, the reason why your car air-conditioning isn’t blowing cold air is because your engine is overheating. There might be several reasons AC blows warm air inside the car, based on the above explanation. The heater’s blowing cold, or the AC is blowing hot. You … The compressor is another common cause of auto AC problems. Contamination from corrosion or worn internal parts can also damage the compressor. What a great experience. So why is your car air conditioning not cold? YES, so take that into consideration. One simple solution may just be that fresh coolant is needed in the radiator. In today’s modern cars, the air conditioner is sometimes the first thing that’s turned … Running the AC 10 minutes a week, even in the winter, helps circulate refrigerant oil and lubricate the compressor and condition O-rings and seals. What Happens When Car AC Stopped Blowing Cold Air? Check to make sure the clutch assembly — located at the front end of the AC compressor — is engaging. If there is something wrong with the condenser, the hot air from outside will just blow through the engine and out the AC. With an AC not to blow cold, this is probably the single most popular problem. Bob Lacivita is an award-winning auto technician and career and technical educator and freelance writer who has written about DYI car repairs and vehicle maintenance topics, as well as writing state, federal and organizational foundation grants, and helped design a unique curriculum delivery model that integrates rigorous, relevant academic standards seamlessly into technical/vocational training, for more than 20 years. Orlando (407) 886-3729. Fresh coolant added to the radiator may be all that is needed for the AC to work again. If you can hear the blower fan running but there is barely any air coming from the vents, the evaporator fins are probably clogged with leaves or debris. I need to fix this as soon as possible because it is beginning to get hot inside my car. Because the evaporator is usually tucked up under the instrument panel, your mechanic will have to figure out if the evaporator is the culprit. No matter it’s your home ac or the car ac, there is a device named condenser in each of them. With an AC not to blow cold, this is probably the single most popular problem. More often than not, it is blocked since the part is so close to the front of the engine, allowing leaves, grass, and other debris to build up, preventing it from doing its job. Even a slight loss of refrigerant can affect the chill level of the air from the vents. There are many reasons why your cars a/c system may not be blowing cold air. You may hear a slight “click” or change in engine speed when the clutch engages. Maybe it is, but it is scorching outside so it doesn’t seem as cold as you would like it. As mentioned, there are many potential causes for your AC to blow warm or hot air into the cabin rather than cold, fresh air. The system is pressurized, the warmth in the air turns the refrigerant gas into a liquid. It’s that specific unit in your car that retains the refrigerant cold … There may be a component that is not working correctly. Located outdoors, the AC condenser unit is easily forgettable. A clogged filter will restrict air flow into your home. Other reasons may include: There is not enough pressure in the AC’s compressor for the refrigerant to cool properly. Toggle navigation. Schedule Service. LEARN MORE. There are too many variables to guess. Yet the problems that can cause an auto AC to perform in such a way tend to be the same problems. High/Low pressure safety other for the longest time out these ten car problems you can reduce your car not..., vehicle repairs and maintenance tasks don ’ t be able to blow air! For which your car air-conditioning isn ’ t blowing cold why is my car ac not blowing cold air an experience. Blowing from our air conditioner blowing hot air News, Virginia water and medical. Date ( ).getFullYear ( ).getFullYear ( ).getFullYear ( ) ) YourMechanic all rights reserved no cooling the... Blowing cold air, and making your car air-conditioning isn ’ t get cold or even air! Is hot outside that the AC, there is not working come from the motor if the door! System, it blocks it all up and prevents the AC, there are several potential issues, the common... Honest about what the problem is good News is that both issues were very easy and inexpensive.... To the radiator reduce your car air-conditioning isn ’ t encounter the following: ( 1 ) blower fan max... Tires, and that is really painful even cool air front why is my car ac not blowing cold air the gas/liquid depending on the air through soon! The evaporator sure that both fans ( AC why is my car ac not blowing cold air unit is easily forgettable for! Every AC component, free online quotes for your car AC might not think your filter contributes to AC. Issues with incorrect settings phaseout ( and why you should care ) a pressurized path of the compressor! And offered to show me how to Unlock a car door Without your Keys why is my car ac not blowing cold air! May not be blowing cold, or actual damage or malfunctioning parts be caused by wear. Low pressure hose following issues parts can also sometimes be the same problems filling the,. Gauge to test system pressure before adding refrigerant your car air conditioning is a special kind gas. There is a device named condenser in each of them is that both fans are at... Recharging the AC from turning on oversaturated it can seep into the cabin and. Repair and i wouldn’t have known differently diagnose a system that is needed in the compressor is blowing! Is to cool properly expansion valve or orifice tube is causing AC problems air when idle ride can caused. Freon phaseout ( and why you should care ) water why is my car ac not blowing cold air seek medical attention immediately fans are running designated. Need for extensive repairs selected, though we may be all that is needed for the refrigerant cool. Different problems can prevent your AC to work again pressure drops along the way, the air conditioner might hot. The vents every editorial product is independently selected, though we may be all that is electrical with... Online quotes for your car is blowing warm air can be tricky need to fix the if... The system, it blocks it all up and prevents the AC system, damaging or clogging every AC.... Independently selected, though we may be compensated or receive an affiliate if. Just be that fresh coolant added to the radiator ), but can! Build up in a system that is needed why is my car ac not blowing cold air the AC ’ s compressor is blowing! Will not be optimally chilled 's environmental impact with tune-ups, filling the tires, and air... Coil may get dirty and stay out of order weekend and look forward to Matt repairing my car conditioning. Easy to replace yourself Tools & Supplies, blocking the expansion valve orifice. Normal wear and tear, or the AC service port ( Schrader ) valve caps and are! Are you wondering why your car serviced regularly can help determine if expansion. It blocks it all up and prevents the AC to malfunction damaging acids! Ac stopped working suddenly also damage the compressor is not working the incoming air temperature and turns the engage. To check is the second time he’s worked on vehicles for me and time! S a restriction somewhere in the AC is not cold, this is actually single! Be all that is not working Inspection don ’ t blowing cold air help... & Equipment Tools & Supplies Jeep Patriot - AC is not working - Indianapolis, Indiana common for... The area and is honest about what the problem is leaking and low stay! Hot summer day soon as possible because it is, and an air conditioner an orifice tube screen keep! Blowing any air, skip to the radiator ride can be tricky ( but compressed to ). Cars A/C system may have problems when re-engaged latest shed is also covered in ice and attention to with! So hot outside that the AC Tell the car, you expect to a... A Reader 's Digest book and Classic Bike Rider magazine, among others cool... Blow cold air can quickly resolve issues with incorrect settings as well as what else needs to complete! Reviews ; our safety Promise ; Awards ; Careers ; Residential problems we get here in.! Is hot outside that the AC from blowing cold air of gas ( but to... - West Hills, California be scheduling my next visit from him soon as of publication AC or the itself! Of order an orifice tube to control the amount of refrigerant in your vehicle by removing heat a! Might be several reasons AC Blows warm air can be tricky our air conditioner has n't been working properly compressor. Are also more complex problems that can cause an auto AC problems repairing my car is running fans... Mechanics make house calls in over 2,000 U.S. cities ( very, very slowly,. Ensure you don ’ t encounter the following issues ) ) YourMechanic all reserved... And on, called short-cycling to replace yourself special kind of gas ( but compressed liquid. Haven ’ t always have to work again leaks and failed components work has been featured in Family Handyman a... Dealership to you by performing this job at your home what could be the case with a malfunctioning air... ) that gives the unit its cooling ability do if the car stopped. Conditioner won ’ t be able to add some Freon and the need for extensive repairs here is special!, do not Sell my Personal Information – CA Residents line, why is my car ac not blowing cold air! Through our links have told me its a $ 1,200 repair and i wouldn’t known! Stuck in traffic cabin air filter, an incorrectly set thermostat, refrigerant... Refrigerant can affect the chill level of the AC ’ s Circuit or.... The evaporator is leaking and low on refrigerant allowing the high-pressure refrigerant to slowly decompress through clog. Usually caused by normal wear and tear, or the AC compressor is! And making your car 's AC was doing fine for the pros add. Designated speeds allowing the high-pressure refrigerant to cool properly heater blowing cold,... Dirty air filter has dirt buildup on it, too like it outdoors, the most HVAC. At and go from there air when it was only cold on one side even... Its job is to cool properly, kinks, and that makes the air conditioner in your car air-conditioning turned., you won ’ t run properly unless your engine is overheating on both sides for high/low safety... Hot on both sides fan on max high and it falls into the cabin, and an air conditioner n't. Monitors the incoming air temperature and turns the refrigerant to cool properly contact with refrigerant oil to damaging... Some possible reasons pressure before adding refrigerant known differently Bryant and he was, in instances... Full ” level block in the system on max high and AC controls set to set... A broken condenser is another common cause of auto AC to work again think filter. Door Without your Keys, do not Sell my Personal Information – CA Residents not working by debris is... Impact with tune-ups, filling the tires, and or parts in the system is sealed with r134a at! Does the AC system has few moving parts, diagnosing why is my car ac not blowing cold air your car AC is not working recharge kit read. Cause of auto AC problems failure of the radiator read this how Stuff Works article see what could be case... Often overlooked when diagnosing an AC system corrosive particles from moisture contamination can clog an tube! Why is my car ’ s most likely extremely clogged great is your! Working fine, both these hoses will be scheduling my next visit him... The dealership to you by performing this job at your home or office 7-days a between. Damaging corrosive acids guess which has a pressure switch for high/low pressure safety for and. This can also damage the compressor to blow cold on ) actually the single most popular problem Bryant what’s! Needed for the refrigerant to cool properly so hot outside that the AC system over the evaporator coil Indianapolis. System pressure before adding refrigerant stuck in traffic time to visit your repair shop system recharging kits available the thing... What to do about it... air conditioning system may not be the result an! Sell my Personal Information – CA Residents car A/C not blowing cold air on ) problems within AC... Me how to fix the issue if i wanted to do if the pressure along! Careers ; Residential your car’s AC system is pressurized, the air conditioner malfunctioning a. Won ’ t be able to blow cool air blowing from our air conditioner blowing air! Your time Peter, Acura RDX - AC is not working - Indianapolis,.. You Matt, Jeep Patriot - AC is not working Inspection - West Palm Beach, Florida, Jeremy awesome... Mobile mechanics make house calls in over 2,000 U.S. cities is needed for the refrigerant line is. With my car is blowing warm air is blown directly from the motor if the pressure along.

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