Bottom line, Bryant does what’s right and is honest about what the problem is. This is the most common reason your car or truck ac is not working. 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. We see this a lot here at AutoAid. When the car ac is not blowing air from vents it is a sign of a faulty blower fan or air duct blockage. For a more in-depth look at automotive air … #1 Your Car has a Freon Leak. If the condenser is blocked by debris or is damaged, the refrigerant will not flow. While there are several potential issues, the most common is low refrigerant. 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. Yet the problems that can cause an auto AC to perform in such a way tend to be the same problems. 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. 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. … Having your car serviced regularly can help to ensure you don’t encounter the following issues. So your car's AC was doing fine for the longest time. #1 Low AC Refrigerant. This can also sometimes be the result of an electrical fault in the compressor’s circuit or clutch. Very knowledgeable and friendly. Check to make sure the radiator cooling fans are running when the AC is on. Low Refrigerant/ Gas. This is actually the single most common problem for an AC not to blow cold. We recommend our users to update the browser. The most popular service booked by readers of this article is AC is not working Inspection. A broken condenser is another real cause for which your car AC might not operate properly. Car not overheating..PLEASE advise, Thanks Gail. If you haven’t been regularly checking and changing your air filter, it’s most likely extremely clogged. Repairs covered by 12-month/12,000-mile warranty. Make sure to do this every six months. 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. A faulty blower fan can make the car ac stopped working suddenly. Always make sure that both fans are running at designated speeds. Something is wrong when that does not happen. If this is the case, you need to replace your air filter with a new, clean one. 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. 7 Reasons Your Heater Blows Cold Air/AC Blows Hot Air. Below are listed the most common reasons that may cause your AC to malfunction. Even the engine control module (ECM) can keep the AC from turning on if it senses an overheated engine or other emission systems failure. 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). Will I refer him? Reason #1: Not Enough Coolant. 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. This is the device that monitors the incoming air temperature and turns the compressor on or off. 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. © Home Tools, Gear & Equipment Tools & Supplies Automotive Tools & Supplies. 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. 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 … Could it be so hot outside that the AC cannot get down to the set temperature? 25-30°). 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. I book this repair this weekend and look forward to Matt repairing my car. Its job is to cool the warm refrigerant, and that makes the air cold when it reaches the evaporator. 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. News | Blog. One simple solution may just be that fresh coolant is needed in the radiator. Low refrigerant can stem from a number of things, including leaks and failed components. Main Causes of Why Is My Car Air Conditioner Not Blowing Cold Air? The compressor is another common cause of auto AC problems. If your car AC is blowing hot air, it is very likely that the refrigerant in the unit is low. Let’s see what could be the probable reasons for car AC not blowing cold air when idle. Read the detailed … The compressor is another common cause of auto AC problems. Up next, vehicle repairs and maintenance tasks don’t always have to be done in the shop. If you notice a strange odor when using the AC, it usually indicates the evaporator is leaking refrigerant. If one or … What Sensors in the AC Tell the Car If the System Is Working or Not? No matter it’s your home ac or the car ac, there is a device named condenser in each of them. You might not think your filter contributes to your AC not blowing cold air, but it does. If the heater is broken because it's not blowing any air, it's likely due to a faulty blower motor or electrical connection. However, if the coil gets too cold, the condensation on it will freeze, turning the coil into a big block of ice. While this may not be the case with a malfunctioning car air conditioning unit, the uncomfortable issue may persist long after detection. Although an automotive AC system has few moving parts, diagnosing why your car is blowing warm air can be tricky. Most likely it’s low on gas. Now it's hot on both. Learn 6 reasons why your AC isn't blowing cold air and what to do about it. There are many reasons an HVAC (heating, ventilation, air conditioning) system might stop working. You can easily do these 105 super-simple car repairs in your own garage. An air conditioner not blowing cold air is one of the most common HVAC problems we get here in Florida. Why Are My Houseplant Leaves Turning Yellow? 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. With the engine running, blower fan on max high and AC controls set to the lowest temperature, the clutch should be spinning. Here are the top reasons why your car’s air conditioning might have stopped working and how to return to a comfortable interior temperature as quickly as possible. Because it illustrates just one of many reasons why a heater might blow cold air, and an air conditioner might blow hot air. Leaking or low refrigerant is the most common reason you might have an issue with a car A/C not blowing cold air. Modern AC systems use an expansion valve or orifice tube to control the amount of refrigerant entering the evaporator. When an air conditioning unit is not blowing cold air, it could sometimes be due to certain settings. A dirty air filter, an incorrectly set thermostat, low refrigerant, and or parts in the AC are to blame. Fortunately, there are things that you can do if your air conditioner is not blowing cold air. The heater’s blowing cold, or the AC is blowing hot. I just had him make the repair, which was done quickly. Always great service with Bryant, he explains all he is doing as well as what else needs to be complete. If the clutch is not engaging, AC system refrigerant is either extremely low, there’s an electrical problem, or the clutch itself has failed. 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! There is normally a sensing bulb attached to the control that will extend to the front of the evaporator coil, and a set of … The best setting for diagnosis is “fresh air” (not recirculated) with the air blowing out of the center vents in the dash and the AC turned … Lastly, the reason why your car air-conditioning isn’t blowing cold air is because your engine is overheating. Schedule Service. 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. Although an automotive AC system has few moving parts, diagnosing why your car is blowing warm air can be tricky. In today’s modern cars, the air conditioner is sometimes the first thing that’s turned … Various car ac cooling problems include a completely nonfunctional air conditioner, hot air blowing from it, or your ac blowing cool air … A sure sign of low refrigerant is the AC compressor repeatedly clicking off and on, called short-cycling. About. As a car ac specialist in Salt Lake City, these are a few common reasons your car ac is not working. One simple solution may just be that fresh coolant is needed in the radiator. Fast, free online quotes for your car repair. All you have to do is find out more about your local and reputable service center. Most cars have two fans in front: one for the condenser and the other for the radiator. Fresh coolant added to the radiator may be all that is needed for the AC to work again. 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. Thank you for your time Peter, Acura RDX - AC is not working - Newport News, Virginia. Here are the common causes an AC system is not blowing cold air. What I find particularly great is that both issues were very easy and inexpensive fixes. An automobile air conditioning system cools the air inside your vehicle by removing heat through a simple four-phase cycle. Fresh coolant added to the radiator may be all that is needed for the AC to work again. Read and follow all instructions that are included with your AC recharge kit and read and heed all warnings carefully. Moisture reacts with refrigerant oil to form damaging corrosive acids. Highly recommend him, Scion xA - AC is not working Inspection - West Hills, California. 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. problem seems intermittent. If the compressor was recently replaced and has stopped working then most of the time it is because a fitting was left loose and all of the refrigerant came out or there is a loose electrical connection. 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