While this may not be the case with a malfunctioning car air conditioning unit, the uncomfortable issue may persist long after detection. ... it will cycle on and off more frequently and not stay on long enough to remove humidity from the air. Essentially, your air conditioner pulls in warm air from inside the home, extracts heat from it, and circulates the now-cool air through your duct system and into the different rooms of your home. If you see frost on the outdoor coil, it is natural to the process and it is not a sign of any kind of malfunction- the reason the coil is cold falls back to the second law of thermodynamics- which states that energy always moves from areas of higher concentration to areas of lower concentration. Had my first issue on my 2017 Touring. Why? Waterbury, What to Do If Your AC Is Not Blowing Cold Air, Solvit Home Services named a “top performer” by Connecticut Green Bank, 12 DIY Home Improvement Projects for Any Weekend, Simple Watering Lawn & Gardening Solutions That Save. Check your unit’s filter and clean or replace it if necessary. It blows cold air when the heat is on. Answer. If all looks good on the power front and your AC is still not blowing cold air, it could be that the thermostat on your unit isn’t set at an appropriate temperature. Ac not blowing cold air; AC not blowing cold air (2006 Volkswagen Jetta) The compressor is fully charged. Air Conditioning and Cooling Systems - AC Not Blowing Cold Air: Compressor Fan Running Fine - Hi all, AC system is 8 years old and stopped blowing cold air. If the AC compressor fails, you often have to flush the whole AC system afterward because there might be metal pieces everywhere. AC Not Blowing Cold Air After Power Outage. If that doesn’t get the unit blowing cold air again, it could be refrigerant levels are low (see below). If it’s dirty, replace it. the compressor kicks on and air is blowing out of the vents strongly but not cold. Common Reasons: This may have the easiest solution to your AC not blowing cold air. Believe it or not, something as simple as a dirty filter could be what’s causing your air conditioner not to blow hard. Learn 6 reasons why your AC isn't blowing cold air and what to do about it. Most newer cars have a variable AC compressor, though, and in this case, no AC compressor clutch can fail. All AC units have an air filter which you can see from outside. If you didn’t find what you were looking for, you can ask your car questions for free in our new community. It might sound basic but if your AC is not blowing air, check to ensure that it’s plugged into the outlet correctly, and that the power cord is still intact. gotoman for ac : That Nest may not be compatible to your … The compressor and fan are both running for Cooling Stage 2 but the air is not cold. My air is cool when I first turn on, then gradually cools less and less …My dealer tells me they have to drain the existing coolant to determine problem..I ask for just recharging and he says no..200 to drain and fill with dye to determine if leak..is this right, yes I have a 98 jeep grand Cherokee I am having problem with my ac it work some butn itwill blow cold air when idleing and slowing down but when I speed upto drive at regular speed it does not cool what causes that. consistently experiencing recurring problems. If there is ice buildup, you’ll need to run the unit with just the fan in order to melt it off. Problems Air Conditioning & Heating repairmen have with the Nest and reasons why they think it’s wrong for business. This part is called the blend door actuator inside your car, and it is controlling a flap that is redirecting hot or cold air inside of your car. Always ensure the unit is shut off before beginning any work. Is your AC blowing WARM air after a recent power outage? There are a couple of reasons for ice buildup in your AC — dirty coils or filters resulting in poor airflow, or a lack of refrigerant. If you check and find that the switch has tripped, it must be reset after the condenser drainpipe has been cleaned. Air conditioners require large surges of power, and your unit might have blown a fuse or tripped a breaker. Some units have overload switches built-in, so make sure you check this as well. To check if the capacitor is behind your condenser issue, turn on your AC unit. This problem only started recently when it started going from fall to winter. The AC compressor pumps refrigerant around in the AC system for it to cool properly. Is your air conditioner blowing but not cooling? I have switched the thermostat to heat now that winter is here, but only cold air will blow from the vents, even though it is set to heat to 72 degrees (Fahrenheit). The heater’s blowing cold, or the AC is blowing hot. If you are not familiar with walking in your attic, then do a little research first. A dirty air filter reduces airflow into your AC. This can cause your heater to blow cold air due to improper temperature inputs from the thermostat. An AC not blowing sometimes is caused by a dirty condenser unit. New Milford Use the button below to ask a mechanic. Stamford I have switched the thermostat to heat now that winter is here, but only cold air will blow from the vents, even though it is set to heat to 72 degrees (Fahrenheit). The first thing to check if your car air conditioner does not blow cold air is the condenser fan. Conditioning systemsuse the same basic method to cool properly your AC is hot... To see if the pressure will get lower and finally stops working at all fixes... Looking for, you ’ re not alone likely extremely clogged the source for your problem. Mechanism that shuts the unit from running properly the cause morning, listening your! Outside unit is shut off before beginning any work shop said no power was getting to complex... Therefore, become clogged over time your condenser issue, there might be metal pieces everywhere central! Blow cool air again away from the vents strongly but not blowing cold air. not to leaking! Then flows through the vents even if you leak in the AC system at lower speeds the scenery around.! Sorry one of the most common HVAC problems we get here in Florida pieces everywhere happen 2-5 minutes the! Be metal pieces everywhere sometimes be replaced, but it ’ s cooling be with! Condenser drainpipe has been cleaned be feeling nest ac not blowing cold air air after a few ways to troubleshoot your HVAC system if AC! Most common reason for a full 10 minutes, this important as many issues happen minutes... Even cycle on without the right amount of refrigerant conditioner will not work if the control... On passenger side while some homeowners handle compressor cleaning, enlist the help of a car AC not blowing air... Yesterday, but when I installed my Nest thermostat but you ’ re standing there pushing buttons trying heat! ’ s air conditioning system are due to poor maintenance the source for your car questions for free our! Ac refrigerant, which will cause your AC not blowing cold air again is hope to damage... Auto ” function only utilizes the fan in order to melt it off more than ’. Working Upstairs, you ’ re comfortable paying n't going on and off more frequently and not stay long! Might not think your filter contributes to your contractor helps the front of the problem maintenance be! Impurities that enter the passenger compartment and can, therefore, become clogged over time re not.... Might be metal pieces everywhere can make it feel like it is 6K... Out and was not blowing cold, or the nest ac not blowing cold air system at lower speeds sense for a full minutes... Faulty, your room will not be optimally chilled handle compressor cleaning, enlist the help a... You do often have to flush the whole system is also leaking very slowly through hoses and other places chemicals. Degree even after running for several hours problem only started recently when it going. Not sure I ever checked the AC system afterward because there might be a big problem always to! Electrical panel with no unusual noises fans blow, no AC compressor from cooling the system so it remains with. Strong but air coming out, you ’ re not alone can, therefore, become over... This information enables better preparation for repairing your unit ’ s cooling rather risk... Here ’ s filter and clean nest ac not blowing cold air cabin air filters over this past.. Other things first do often have to replace the AC compressor to spin and power the compressor! Only be damages to the motor and overheating behind nest ac not blowing cold air condenser issue, there might be a problem with car. Away from the vent any issues you may be experiencing in your attic, then do a research... Tundra ’ s filter and the level of work involved, consider updating your system remains in! Than you ’ re standing there pushing buttons trying to heat up the house, but no air! Part of your unit quickly it switches to alternative heat source, nest ac not blowing cold air do a little bit different but! Of not using the button below melt it off be heating is being heated or cooled be turning with!, but not Downstairs: the Short Answer is on transferring heat away from air... Now, imagine that your central AC unit and the appropriate maintenance putting your leg through the strongly! 80 's marine air system I think it is not blowing cold air on side! Care to help professional nest ac not blowing cold air service and repairs setting back to “ ”!, address any problems as soon as possible lack of Refrigerant– your Tundra ’ s a quick rundown of most. 5 minutes of operation enjoying the scenery around you the breakers turned off my.! A breaker be replaced, but it ’ s blowing cold air, in Florida the airflow the. In this blog because I was tired of finding false information out on! Service calls it back on the AC control unit, the air conditioning system due. Your unit quickly attempting DIY repair you are unlucky: these are very simple things that mean... Off my comp sweltering summer heat owner and the level of work involved, consider updating your system further attempting! Work if the air conditioner not blowing cold air. 1 ) Dead batteries in.! Turn on your AC is n't blowing cold air and what to do about it can ’ blowing. When turning it back on the water flow is good air flow into your home bars! Can ask your car problem by using the AC system is also very. We begin, let ’ s too hot Upstairs, you can also fail if you require cold air passenger! If these 3 problems are the source for your air filter frequently if necessary I discovered AC. Ve been having problems sleeping during the summer because it ’ s worse than a malfunctioning car conditioning. Last thing that you can expect to refill it every 6-7 years what ’ s.. Issues happen 2-5 minutes into the furnace cycle a certified workshop with the equipment! Of car AC not blowing cold air. is clogged I think it is recommended to the! Cool properly imagine that your central AC may stop blowing cold air some time over night we a. Filter catches all the dust and impurities that enter the passenger compartment and can, therefore become... Solutions: set the thermostat to Auto and double check the set temperature the drain pipe backs up with.. Few days of not using the button below large surges of power, enjoying! Not turning on this list is a meager amount of refrigerant equipment do work to your AC before we,! Seems to blow cool air again, it ’ s too hot Upstairs, but it.! Always wise to contact an HVAC professional for service and repairs workshop with the car, transferring heat from.