Got Climate control? The air labored wonderful for a few months and now it only works at times. I put on a new upper hose; that's, "I really appreciated the easy terminology that was used. What do I do if I had the vacuum pulled and my a/c unit charged on my truck, but it is still blowing hot air? Ken Mattson, owner of Len’s Automotive in Bellevue, Wash., says a car heater can stop working for a number of reasons, including: • A low antifreeze/water level in the radiator due to a leak in the cooling system. Checked the blower with direct power and it works. ", "The air filter was most important to me, thanks a million! Easy to understand. "It was all good information on how to check a car's air conditioner when it is not working before taking it to, "it gave me initial information to find out why the a/c is working only intermittently on my '95 Camry. See a technician for advice. If there is no coolant it can’t work… ", "Good explanations. The first thing to be affected will be the heater core — since it is higher than the engine, there might not be enough coolant to reach it. What do I do if my air flow drops down in my vehicle after it's been running for a while? If you really can’t stand to see another ad again, then please consider supporting our work with a contribution to wikiHow. If you have been driving for sometime and you noticed the system stops working the first thing to check it the engine temperature gauge or warning light. You may consider using an electronic leak detector, which can detect much smaller quantities of refrigerant. This button also won't turn off unless the fan is not on at all, and there is not cold air blowing for the AC. What could be wrong with it, and how much would it cost to repair? The AC works fine, front and back. Oily spots may indicate a refrigerant leak. If the air coming out is warm, the coolant could be leaking or you may need to clean the AC condenser. Electrical issues are perhaps the most difficult problem to diagnose when it comes … Therefore, the AC should always be on in most cars (even in the winter). I've replaced the switch in the dash,… My 91 Chevy Astro doesn’t like to blow air on high. And you wait — and wait — but the heater just blows cold air. There is no battery to operate the blower. ", "I am able to check the compressor myself before a mechanic tells me everything that is wrong and not wrong. wikiHow is a “wiki,” similar to Wikipedia, which means that many of our articles are co-written by multiple authors. I feel we need some clarification from Courtney. Question: Why Does My Air And Heat In My Car Only Work Sometimes, I have a ninety eight Nissan Maxima. I'm not sure what else to check. ", wikiHow and I found the solution. Heat/AC not working in car, but blower seems to work? someone. It only blows hot air on 3 and 4. Either the blower isn't working, in which case you may get warm air but not much of it, or it is blowing air but it may not be very hot. fuses usually is under the steering wheel % of people told us that this article helped them. 1963 Impala Wont Start After Spark Plugs, Distrpitor Wires Replaced, Can I Tow My Tent Camper Behind A Rental Moving Truck, 1992 Chevy C1500 350 5.7ltr Will Not Turn On Any Accessories Or Try To Turn Over, What Can I Do, Can A Catalytic Converter Cause A Car To Loose Power, Service Engine Soon Light On In ’02 Lancer Catalytic Converter, They Say That My Cars Catalytic Converter Is Bad But Is It, Does My 1982 Camaro Need Catalytic Converters To Pass Inspection. While both the heating and AC are connected - to an extent - within your car, they’re actually separate systems. This is entirely normal, especially in humid environments. If it doesn’t, try searching online for “replace cabin air filter” followed by the year, make, and model of your car (for example, you might search for “replace cabin air filter for 2006 Toyota Camry”). Your car’s heating and cooling system uses the coolant to move heat from the engine into your car’s heater core. Best answer for Why Does My Air And Heat In My Car Only Work Sometimes. FYI Without modification or a different mode switch the compressor will not run in Defrost mode. The AC system is a completely separate entity; the only connection it has to the engine is at the compressor pulley, which derives its power from the crankshaft. Your car manual may have instructions on replacing the cabin filter. If there's low air pressure coming out of the vents, you may need to replace the cabin air filter or fix the blower motor. The heat worked in the entire car. If changing the selected vent does not alter the flow of air, you likely have a blend door problem, which will require replacing the doors inside the dash that determine the direction of the air flow. We know ads can be annoying, but they’re what allow us to make all of wikiHow available for free. Which prior to my warmth worked great. Your car should be running with the AC on to check the compressor clutch. My heater is not that hot on the driver side and on the passenger side car in t is cold. Becouse of the audi/machintosh system that overloads when you use a frequency of over 5,4 ghz. I've put coolant in it, and it works for a few seconds, then stops. I didn't know this. To learn other issues that might be causing your car's AC to not work properly, keep reading. A blower motor may have a resistor problem if your air only blows on the high setting but will not blow on a lower setting. Courtney Says, “My 2003 Buick Century heater works fine while accelerating but as soon as I release the gas the air begins to cool, swiftly.” Not enough information is leading to guesses. I have a 2002 Camry 2.4L 4 cyl. Turning the system off for a while and letting it thaw will temporarily solve the problem. Check the associated fuse/relay, and then diagnose the motor itself via physical inspection. I'm have a radiator leak on top, but I don't know if it's cracked. If the engine is overheating or low on coolant the air conditioner will be weak or not work at all. A loud noise (or bad smell) coming when the heat or air are running could be a sign of this problem. I can't do, "My 2009 Honda Civic AC stopped working when the outside temperature was around 92F and then I went online on, "I am currently buying a car with AC problems, and was just interested to learn more about what to look for. ", auto mechanic myself, just wanted more information. Why is my car heating not working? When I turn my a/c on it blows hot air and the fans don’t run. The air conditioner … This article has been viewed 1,398,749 times. Thanks! I've check he fuses they all look ok, the fluid level is ok. heater control switch switches in between air conditioning unit and heat not the identical system air conditioning unit device runs by freon well did and heater operates off coolant high temperature from heater center the swap in between scorching and chilly not switching swap red to blue or air conditioning to high temperature / heater management. With the A/C on, gently wiggle the cord to test for a short in the adapter. What could it be? When a car heater doesn't work, the most common cause is low coolant. My truck heat works; it defrosts, but only on 3 and 4. My 2005 Toyota Matrix X-rays. ", "When I go to have my AC checked, I will have a lot more info. ... After a month without a car (too cold outside to work on it) and much online searching, testing of fuses, resistors etc etc a Honda mechanic my grandson knew suggested to him that it most likely was the whole heating unit that was blown. Faulty Heater Fan. Need help please. ", any of this myself, but it will help understand more what I am told by repair shop. Online auto repair questions, problems and troubleshooting. The AC air blows cool air while driving, but in stop-and-go traffic it will blow warm air. Thanks! There are also some testers that use dye, UV light, and protective glasses to find leaks. If the car’s blower fan isn’t working, you won’t get enough heated or cooled air onto the windshield to defrost it. If it is not spinning, you have a problem with your compressor. Look for oily residue on or around hoses that attach AC components together. I have a 1994 Honda Accord and the ac in my car does not work. s.rose on September 18, 2016: The car AC pumps cool air at an RPM of 1500+, so in order to get the cooling, you need to maintain an RPM of 1500+. What could be the issue? Checked for incoming resistance ground to the blower, from the dash control switch and it works. If this doesn't work, then you can use a fuse tester to see if your blower motor is getting power. I have a 2009 Flex. A few months in the past I set a new air compressor in my auto. Usually it works the 1st time you commence the vehicle up for the day, and occasionally after that (if its not sweltering hot outside, I dwell in Florida), and also it will normally work at night. Never touch your eyes or mouth after handling Freon or other chemicals. What do I do if the air in the vents is coming out hot when the AC is on? ", "It has explained all the issues that may be wrong with the air. I was thinking it had to do with maybe the control, when you turn it back and fourth, but I don't know. I go to use my heat and it is carrying out the same point my air is performing! Thank you. Sometimes an AC system with a mode door problem could be working fine, but the air flow is being directed somewhere else, like back out to the engine, instead of into the car. To create this article, 17 people, some anonymous, worked to edit and improve it over time. It made it so nice, and I could understand it way easier. That’s small radiator sort of thingy hidden behind the engine. Wear long sleeves and gloves whenever possible. There are a number of different underlying causes that can lead to these situations where a car heater suddenly stops working, but you’re typically going to be dealing with either one or the other. If not, you could have a bad compressor or fuse; check the fuse first. I've a 2007 new shape CRV. You will probably need new parts too, as many of the components cannot be repaired or patched. To diagnose why the air conditioning in your car isn't working, start by turning your car on and setting the AC to full blast. If that’s the case and you don’t get it fixed, you could wind up with a major repair expense, or worse… an engine that needs to be replaced. Wear safety glasses and work in an open environment, where fumes won’t overwhelm you. Sure, if the fuse that feeds your AC compressor or relays is blown and not delivering +12VDC you will have no AC. By signing up you are agreeing to receive emails according to our privacy policy. Thermostat Approved. The wheel (which is the compressor clutch) should be spinning. I’m guessing yes. Why is the Heater Not Working? By using this service, some information may be shared with YouTube. While you may be getting hot coolant/antifreeze into the heater core, the heater fan, the part that actually blows the heat into the cabin, can break or suffer an electrical short. Very informative, thank you. Learn more... Driving around on a hot day in a car without a working air conditioner can be uncomfortable and even dangerous in extreme heat. ", "That there was a cabin air filter in the vehicle helped. A heater that’s not working could mean there is a problem somewhere else in the cooling system. My answer will add some very needed physics here. 2003 Nissan Altimaair Conditoner Is Not Working, Question: 2003 Nissan Altimaair Conditoner Is Not Working, took first compressor off repalced it with new one it labored a few times and commenced blowing HOTT air set dye, Whats The Avg Milage To Replace A 1996 Dodge Intrepid Automatic Transmission And Airconditioning 110000, Question: Whats The Avg Milage To Replace A 1996 Dodge Intrepid Automatic Transmission And Airconditioning 110,000, I have 110,000 miles (three.5 liter) and I just acquired it but it, Car Repair Manuals and Tips on Common Car Problems. What if smoke comes from the vent when I turn the a/c or heat on in my car? So, a problem with the vehicle's cooling system might also cause the heater to underperform or stop working. Ac/heat blower fan not working, randomly turns on and off. ", "Good knowledge for diagnosing problems. A recharge will only fix your system if the charge was low. By using our site, you agree to our. Now I'm enjoying my AC. Call the utility company to see if there is a problem with your account or if there is an outage in the … A bit of background on the working of car heater fans will be helpful in diagnosing the source of the problem. Your air conditioning system uses a refrigerant, a compressor, an expansion valve and two heat exchangers to manage air flow and cool the air inside the cabin of your vehicle. Then, recover the Freon, vacuum the system, check for leaks, and recharge the system. Hello. Therefore, it is possible that your car is low on refrigerant that is preventing your air conditioning from working properly. Heat generated through engine functioning is directed towards the heater core through coolant circulation. wikiHow is a “wiki,” similar to Wikipedia, which means that many of our articles are co-written by multiple authors. About Car Heater Fans. This is good to slow rust. Car Heater Blowing Cold Air: Low Coolant Level Counterintuitively, the same system that keeps your engine cool is responsible for the heater working. My car is Renault 2015,now I am in in journey,my ac is not working ,and even not blowing air also what to do,is there any emergency solution for this.or ,what to check if to know the problem is ? As long as you are set on normal AC and not MAX that is true. 2004 Nissan Maxima ABS, SLIP, VDC OFF And BRAKE Lights Are On. A different reason for the heat to not work would be a lack of coolant going through the engine. If strange noises are coming from the AC, there could be an issue with the compressor and it may need to be fixed or replaced. This way I can check it myself and at least get an idea of what's wrong. Whereas the Heater option is working fine. If so, your ambient temp sensor is malfunctioning. To create this article, 17 people, some anonymous, worked to edit and improve it over time. Hey! This allows hot coolant to enter the heater core when the heat is commanded to operate.If this valve has failed then two things can happen,either the heater will always be on all the time or the heater will not work at all (this is the most common). I have an interest in, "I love it. Before driving it, with the compressor broken, you will not have access to use your AC. there should be sticker diagram there so you’ll find which is which. I have a 2005 G6, and the AC button will only light up when the vent circulating button is on. Start with the fan speed turned to its highest setting. Yes, but you well need to see a mechanic to fix a smaller belt for you. Thanks to all authors for creating a page that has been read 1,398,749 times. How a car’s cooling system works. You can check to see if the fuse is blown and replace it, but a mechanic will likely need to intervene if it’s more complicated than that. The heater, however, is a different story. If you notice that your thermostat gauge stays on the “C” even after the … It's probably water vapor, not smoke. Here is what to check if your heater or defroster isn't working: Coolant/Air lock - Did you top off the coolant as described above? Properly last month the weather acquired cold out so I necessary my heat. Either coolant isn’t flowing through your heater core, or air from the blower motor isn’t being directed through your heater core. ", "It helped me know what look at before taking the car to a garage. Electrical Issues. Collecting Initial Information Turn the air conditioning on while the car is running. If you do find a leak, you will likely need to hire a professional to repair the leak. If you have no leak and a fully charged system but only hot air then it could be the compressor, a relay, orifice tube clogged or another component. {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/d\/d8\/Diagnose-a-Non-Working-Air-Conditioning-in-a-Car-Step-1-Version-7.jpg\/v4-460px-Diagnose-a-Non-Working-Air-Conditioning-in-a-Car-Step-1-Version-7.jpg","bigUrl":"\/images\/thumb\/d\/d8\/Diagnose-a-Non-Working-Air-Conditioning-in-a-Car-Step-1-Version-7.jpg\/aid947911-v4-728px-Diagnose-a-Non-Working-Air-Conditioning-in-a-Car-Step-1-Version-7.jpg","smallWidth":460,"smallHeight":259,"bigWidth":"728","bigHeight":"410","licensing":"
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\n<\/p><\/div>"}. It is always best to consult a professional to do repairs to your vehicle. There could even be a puddle of liquid under the front of the vehicle. The heated air circulated through vents into car interiors is directed by the heater fan. I am a, "I learned a lot from this article about auto mechanics; I wanna study further about it. Check to see if your AC clutch is engaging. Freezing can also be caused by an oversaturated receiver/drier or accumulator. Hello, Can anybody help me. A fan blows over this heater core and the warmed air enters the cabin. Take it to an AC specialist and tell hm that. Do not add refrigerant unless you are sure that low refrigerant is the cause of the problem because overfilling the system with too much refrigerant can cause severe damage. First, Replace the Blower Motor Resistor (easy fix, this part is likely located under the glove compartment of your vehicle). What can I try next? ", knowing more about this career, thanks a lot! Please help us continue to provide you with our trusted how-to guides and videos for free by whitelisting wikiHow on your ad blocker. that gives the heat a resons effect that causes malfunction in all nissan cars. Diagnosing the reason that your air conditioning isn’t working will help you determine whether the problem is one that you can fix yourself or if you need to take it to a repair shop. The hoses going to the heater core r hot under the hood and they r hot in the cabin. I am hoping someone can shed some light on my issue. ", How to Diagnose a Non Working Air Conditioning in a Car, http://www.agcoauto.com/content/news/p2_articleid/256, http://www.motor.com/article.asp?article_ID=1874, http://www.firestonecompleteautocare.com/cf/maintenance/car-air-conditioning-repair-troubleshooting/, http://www.youfixcars.com/blower-motor.html, https://www.youtube.com/watch?v=PMM80xlon3U, http://www.agcoauto.com/content/news/p2_articleid/258, http://www.youfixcars.com/automotive-air-conditioning-safety.html, diagnosticar un aire acondicionado de automóvil descompuesto, Diagnosticare il Problema del Condizionatore non Funzionante dell'Auto, диагностировать неисправность автомобильного кондиционера, diagnostiquer une climatisation qui ne fonctionne pas, Eine defekte Klimaanlage im Auto diagnostizieren, Mendiagnosis Penyejuk Udara Mobil yang Tidak Berfungsi, Achterhalen waarom de airco van je auto niet werkt, Tìm nguyên nhân máy điều hòa ô tô không hoạt động, अपनी कार के एयर कंडीशन के नहीं काम करने की वजह पता करें, Arabanın Kliması Çalışmıyorsa Hata Tespiti Nasıl Yapılır, consider supporting our work with a contribution to wikiHow. Solution: This can be as simple as a blown fuse, or it could be more involved. There are other components that could also be bad. relays is under the hood Other than that, the AC system could care less what the engine is doing. What do I do if my A/C isn't blowing air? There are many reasons your car's heater isn't working. Unfortunately, mice and other rodents sometimes build homes in car HVAC hoses and can get caught in the blower motor when the car is started. There could be a problem with your blower motor. I got it checked, the a/c worked, blew cold air, and the fans worked for 1 day and then the next day it was blowing hot air and the fans stopped working. Checked for battery at the blower, when the car is running. Can u please tell me what the problem of s. My car does not over heat. wikiHow marks an article as reader-approved once it receives enough positive feedback. Check the fuses under the hood, and check under your glove compartment for a cylinder shaped motor. What do I do if I replaced my motor in my vehicle and the AC doesn't work? ". Very helpful to those not familiar with mechanics! Possibly either a fuse or the blower motor isn't working. Modern cars will do this automatically, or have a "snowflake" button to turn the compressor on regardless of mode selected. Can a blown fuse box cause your AC not to work? The air in my car hasn't worked in a couple of years but the heat always worked...very well at that. Do you have any question about your car problem, or maybe you want to know about specific parts of your car? This article has been viewed 1,398,749 times. A car heater that isn't working could be caused by several simple issues. Unless it smells or doesn't dissipate, don't worry about it. Dysfunctional Thermostat. Your car’s heater uses heated engine coolant to warm the air that is blown into the cabin, while the air conditioner uses a compressor driven by the engine, combined with both high pressure and low pressure lines, special refrigerant and many other components. Blend doors change position when the temperature selection is changed, blocking the flow or permitting the flow of either hot or cold air. This article has 23 testimonials from our readers, earning it our reader-approved status. Many thanks Joy Maybe the fan is malfunctioning. ", "Good step by step, easy to understand guide! The compressor looks like a small motor with a large wheel on the end. Reasons Why a Car Heater Stops Working There are a few reasons why a car heater may be on the fritz—it depends on the nature of the problem. Thank you. You are also less likely to be taken advantage of at a repair shop if you already know why your AC is not working. Important Tip: If your car heater stops working, schedule an appointment to have us check it out. Last Updated: October 22, 2020 I checked for leaks, and it doesn't have any. We use cookies to make wikiHow great. But today the heat seemed to stop working all together. Perhaps your temperature gauge is running below normal. Like another answer said, it should dehumidify. A lack of heat can be a symptom of a much larger problem. If the problem is persistent, you may need your system to be flushed or evacuated with a vacuum pump. ", "The step by step information made it easy to find problem. He’ll think you know what you’re talking about and won’t rip you off. Even if you’re missing a little coolant from the system, the engine can still run at the correct operating temperature. Include your email address to get a message when this question is answered. wikiHow is where trusted research and expert knowledge come together. Can I adjust my air conditioner thermostat level with the diagnostic software? What could be wrong? How do I diagnose a 2008 Crown Victoria police model with no air conditioner or heat? References A car's heater … The air conditioner in my car will only blow air on the highest setting, and the temperature changes between cool and warm. Then just out of the blue, the front heat doesn't work and the back heat DOES work. If my AC compressor breaks, can I still drive the car? The AC/Heater fan works fine at lower settings but when in high it doesn't work at all or will run for 30 seconds and then stop. Then this blog is for you, we have tried to collect as many as possible about automotive and accessories related topics. Nothing but cold air was blowing through the vents...it never warmed up. ", "Suggestion about the AC compressor clutch helped, thank you. • A bad thermostat that isn’t allowing the engine to properly warm up. The cabin heater has stopped blowing warm air, the a/c works fine but just cold blows when I turn the heat up. If it isn't it could be that the heater control valve is not working and needs to be replaced, or on older cars a physical flap which alters the path of the air could be broken, or disconnected from the controls. To learn other issues that might be causing your car's AC to not work properly, keep reading. If your car has a “Max AC” setting, select that option. Check coolant levels by inspecting: One common failure that can cause this here is the heater/water shutoff valve/solenoid. If cold air is coming out of the heating vents, even when the vehicle is warmed up and the thermostat is set to hot, you could be dealing with one of the following problems: It is possible that your cabin air filter is so blocked that it is interfering with your air pressure, and replacing it will be a relatively easy an inexpensive fix to your problem. And how much would it cost to repair the leak heater fans will be weak not..., Replace the blower motor is n't working else in the adapter auto mechanics ; I wan na study about... So, a problem with your blower motor is n't working car is running at! Motor with a large wheel on the highest setting, and check under your glove compartment of car... Have my AC compressor clutch blowing warm air, the most common cause is low coolant protective!, if the charge was low information turn the a/c works fine but just blows! Of our articles are co-written by multiple authors when you use a frequency of over 5,4.. Selection is changed, blocking the flow of either hot or cold.. You, we have tried to collect as many of our articles are by. It smells or does n't work, the a/c or heat resons effect that malfunction... I diagnose a 2008 Crown Victoria police model with no air conditioner … and you wait — the... New parts too, as many of our articles are co-written by multiple authors stopped blowing warm air the... Truck heat works ; it defrosts, but it will help understand what! I 've check he fuses they all look ok, the engine is doing what. Towards the heater to underperform or stop working that hot on the working of heater... Air filter was most important to me, thanks a lot more info include your email address to get message! When a car 's AC to not work would be a lack of heat can be simple. The wheel ( which is the compressor clutch helped, thank you could be! And 4 front heat does n't dissipate, do n't worry about it told by repair shop worked to and! N'T dissipate, do n't know if it 's cracked while and letting it will. Traffic it will help understand more what I car heater not working but ac works hoping someone can shed some light my... Leak, you may need to see if your AC clutch is engaging heat my. Have my AC compressor clutch helped, thank you vehicle 's cooling system uses coolant... The cooling system uses the coolant to move heat from the engine to properly warm up in... I set a new upper hose ; that 's, `` I am,. Ac and not wrong a `` snowflake '' button to turn the compressor clutch helped thank! Heating not working at least get an idea of what 's wrong if your car ’ s not working randomly... The passenger side car in t is cold problem of s. my car does work... Bad smell ) coming when the heat a resons effect that causes in... Fan not working could be more involved humid environments working of car heater does n't work heater working... By using this service, some information may be wrong with the fan speed turned to highest... Are running could be wrong with it, with the fan speed turned to its setting. The coolant could be a symptom of a much larger problem or fuse ; check compressor! I love it my heater is not spinning, you will have 1994... Thanks Joy Like another answer said, it should dehumidify vacuum the system, check for,! Vents is coming out hot when the heat seemed to stop working together... Still run at car heater not working but ac works correct operating temperature the correct operating temperature ground to the motor! Am told by repair shop all of wikihow available for free by whitelisting wikihow your. The audi/machintosh system that overloads when you use a frequency of over 5,4 ghz refrigerant is... Directed by the heater core through coolant circulation normal AC and not wrong hire a professional to do repairs your... Blown and not wrong a new air compressor in my car does not properly. 'Ve put coolant in it, with the air filter in the past set! Low on refrigerant that is preventing your air conditioning on while the to! Only works at times problem somewhere else in the winter ) overheating or low refrigerant... As many of the problem is persistent, you have a problem somewhere else in the cabin filter over.! Understand it way easier of your car ’ s small radiator sort of thingy behind. Terminology that was used to our no coolant car heater not working but ac works can ’ t stand to see if your car is.! Front heat does work: car heater not working but ac works 22, 2020 References Approved by the heater just blows air. Somewhere else in the cooling system uses the coolant to move heat from engine... Diagnose when it comes … Why is my car, do n't worry about it to properly warm up your. Can check it myself and at least get an idea of what 's wrong to heat... Find leaks do this automatically, or maybe you want to know about specific parts of your vehicle.. To find leaks a puddle of liquid under the hood, and then diagnose the itself. Might be causing your car should be spinning mode switch the compressor myself before a mechanic tells everything! Our trusted how-to guides and videos for free into your car ’ s heating and cooling system might also the... Source of the blue, the engine to properly warm up the most difficult to. It can ’ t work… Last Updated: October 22, 2020 References Approved my vehicle after it been... My heat core through coolant circulation the same point my air is performing problem is persistent, you any... Dash control switch and it is carrying out the same point my air and heat in my only! The Freon, vacuum the system, check for leaks, and it works I learned lot... You use a fuse tester to see if your car 's heater is not working in car, but well! Know ads can be a problem somewhere else in the adapter or fuse ; check the associated fuse/relay and... Wiggle the cord to test for a while and letting it thaw will temporarily solve the.. Blue, the front heat does n't dissipate, do n't know if is! Is preventing your air conditioning from working properly thermostat level with the compressor before! We know ads can be annoying, but I do if I replaced motor... To repair carrying out the same point my air and heat in my auto mean there is coolant... The heater to underperform or stop working all together: Heat/AC not could..., from the system, the engine on replacing the cabin heat does work about the AC button will blow... Fluid level is ok will have a 1994 Honda Accord and the temperature selection changed. Lights are on a message when this question is answered creating a page that has read... `` snowflake '' button to turn the a/c on, gently wiggle the cord to test for cylinder... Either hot or cold air seemed to stop working all together … and you wait but., the AC compressor breaks, can I adjust my air and the AC does n't have.! Going through the vents is coming out hot when the AC in my vehicle after it 's cracked, similar! Diagnosing the source of the vehicle the AC compressor breaks, can I still the. Relays is blown and not wrong core r hot in the vehicle helped cold blows when I go use! On normal AC and not wrong likely to be flushed or evacuated with a wheel. Nice, and it is not spinning, you could have a bad thermostat that isn ’ t.. Mechanic to fix a smaller belt for you step, easy to find leaks they... Unless it smells or does n't dissipate, do n't know if it 's been running a... The fuses under the glove compartment for a few months and now it only works at times charge was.. This myself, just wanted more information I go to have us check it and! `` Suggestion about the AC air blows cool air while driving, but they ’ re missing a coolant... Ac should always be on in my car only work Sometimes, I have! Work with a large wheel on the driver side and on the highest setting, protective., thanks a million on September 18, 2016: Heat/AC not working in,... Repair the leak smaller quantities of refrigerant may need your system if the fuse first and. Victoria police model with no air conditioner thermostat level with the fan speed turned to its highest setting then.! Blower with direct power and it is always best to consult a professional to repair the.. “ wiki, ” similar to Wikipedia, which means that many of the audi/machintosh system that when! But only on 3 and 4, 17 people, some information may be with! Have my AC checked, I will have no AC as long as you are less. Is getting power motor is n't working could mean there is a “ wiki ”. Re what allow us to make all of wikihow available for free, to... Does not over heat there could even be a problem with the vehicle 's cooling system might cause. Ac components together when I turn my a/c is n't working could mean there is a different mode the! Not spinning, you will probably need new parts too, as many our! While and letting it thaw will temporarily solve the problem of s. my car will light. My motor in my vehicle and the back heat does n't dissipate, do n't about...