The blower motor in your AC unit may have overheated or it may be going through mechanical failure due to seized bearings. It will likely not help remove the actual smell if it is already there. Moreover, it releases chemicals into the air and thus can be hazardous for the environment. Circuit boards, power wires, fans While there, spray the whole apparatus down with your cleaning aerosol to fight and kill any mold or mildew. As it gets used, your car's air conditioning begins to emit a bad smell when you turn it on. You will need to contact a Note: This article deals with AC odors, which are moldy, mildewy smells (like old socks, wet dogs, etc.) Note: This article deals with AC odors, which are moldy, mildewy smells (like old socks, wet dogs, etc.) If your air conditioner smells like paint thinner, formaldehyde or other chemicals, it’s always better being safe than sorry. indoor unit and make for an unpleasant experience. yourself to do a DIY, be sure you have thoroughly gone over the maintenance and Turn off the main power supply to your AC and have proper personal conditioner smells moldy, the general cause is accumulation of water in the Before going to the repair shop, though, you can check to see if the following reasons are causing that unnerving scent. When you turn the interior fan on in your vehicle, air flows through the dirty cabin air filter, causing a ripe, foul smell to emanate inside your car. Dying or stuck animals can Smells of mildew in your car may be caused by the growth of bacteria. your unit to avoid such a nasty scenario and having your AC smell like a can fix this issue yourself! The liquid refrigerant serves a couple of functions, one of which is to the act as a lubricant whilst the compressor is working. While your cabin air filter does a good job of filtering out dust, debris, and other harmful materials, it’s not quite strong enough to filter out stronger smells like gas. After months of little to no use (especially in Florida! Luckily, that repulsive smell is easily remedied. Just like any AC, the one in your vehicle is full of chemical refrigerant that is gradually reduced in volume as the compressor operates. This gives you global control over your appliance. Hi, I just got a ducted Mitsu Heavy installed and when its turned on there is … Last Updated: October 25, 2019 You will need to locate the exact However, your air conditioner does make use of some fluids and when heated they can smell like exhaust fumes. THE CULPRIT: Coolant containing sweet-smelling (but toxic) ethylene glycol is leaking from somewhere. drain pan or drip lines (or ducts in case of ducted systems), which can cause Got rid of awful smell in my car.". An air conditioner does not run on an internal combustion engine. If you notice a burning smell coming from your air conditioner you may have an electrical problem. Does this mean more savings going down the drain? In this case, immediately turn your air conditioner off and consult your local components within your air conditioning unit. A clogged air filter in your window air conditioner can produce a musty, chemical-like smell that may be mistaken for Freon. The odor problem is probably due to mold caused by a blocked drain hose. Though if the smell remains, the AC starts to malfunction or the smell is highly pungent, you must turn off your unit and give your local HVAC expert a call right away. This article was co-authored by Tom Eisenberg. CARS.COM — If your vehicle is giving off an unusual or sickening odor instead of that instantly identifiable new-car smell, follow your nose and find the source of the aroma. Did You Know? The air that passes through the evaporator and the units’ mold build-up will carry the foul smell inside of your car through your dash vents. Causes of bad odors. I also left a box of baking soda in the trunk in a trunk organizer. This smell needs to be removed, not only because it causes discomfort for other passengers, but also because the micro-organisms behind it can cause allergy-type illnesses. Car odor eliminators that plug into these cigarette lighters can act like small ozone machines, which release chemicals into the air in order to detoxify it. Tom has over 10 years of experience in the auto industry. air conditioning system, lizards and other critters can sometimes go into your Include your email address to get a message when this question is answered. problem, it can be dangerous. Are Portable Heat Pumps An Excellent Choice for Your Heating and Cooling? Sometimes it doesn't smell so strongly, and other times it does. your AC on after a long period of time, moisture can accumulate in your filters. A major concern when buying such an appliance is the ease of use of the apps, their design, features, responsiveness etc. Most manufacturers now provide mobile and web apps to remotely control your smart AC, as long as it is connected to your Wi-Fi. More often than not, this indicates a leakage of gas within the system, specifically, Methyl Mercaptan. Another more common reason for such an air conditioner smell is that after a long period of inactivity, dust can settle within your unit. If you smell something musty, like old gym socks, while your air conditioner is running, it’s usually a sign of mold or mildew growing inside your AC. An easy way to prevent this is to turn the air conditioning off when you’re near your destination and run the fan for a few minutes. This article has been viewed 178,266 times. The actual nature of that problem will depend on what you’re smelling. This will not only keep the smell out but also prevent any hazardous effects from the chemical leak. So you’re picking up a distinct “chemical” smell every time your AC kicks on and it’s not just unpleasant, it’s worrisome. A leak can be dangerous in some circumstances and a certified HVAC specialist will repair it no time. This is the most common causes of a chemical smell while running your air conditioner or heat pump. If you are living in a hot and humid climate, and turn The leak in the cooling system is another culprit. Improper air ventilation and circulation can not only lead to foul odors, but can also affect indoor air quality. A refrigerant leak can impact the performance of your air conditioning unit. When your AC vent starts to smell, it's most likely the cabin filter that's responsible because it collects the most dirt and grime. COVID-19 Status Update: Stan’s is open for business, but taking steps to protect our family and yours. Thanks for your help. If your air Schedule Online (512) 929-9393. In case of a leakage, you might even get visible Chemical odors – A chemical smell that enters the interior of the car through the vents could be a sign that the heating system core is seeping. If you notice strange smells coming from the air vents, there’s a problem. When you turn on the air conditioner, you may smell stale cigarette smoke. professional for a solution. Burning Smell; If something smells like it’s burning, it probably is. It smells like a combination of old plastic, rotting food, baking soda and rubber. There are a couple of things to You would be wise If your AC smells a lot like skunk spray, you won’t be mistaken. A common reason for bad air conditioner smells is that homes aren’t properly ventilated. Moreover, do not try to mask the This helps the water on the coils dry out and discourages the growth of bacteria. Many fluids are used within your air conditioning system that could result in an assortment of chemical odors with system malfunction, making prompt AC … braswimmer. It shouldn’t have any discernible smell. For burning or chemically smells, take your car to a dealer immediately. [1] Most people like it and some people like it so much that they buy new-car-smell sprays and air fresheners that make the interiors of their cars smell new until they're old enough to be towed off to the junkyard. When you turn on your car’s air conditioner, you should receive a flow of cold air that cools the cabin. Note -- this is a way to prevent further growth. When I just turn on the fan with no A/C there is no smell. I will try to replace the filters and spray the ducts. As air pumps past the evaporator and into the car, it picks up mold spores, which feed on the moisture. posted 2010-Jan-10, 9:19 am AEST ref: whrl.pl/Rb8kF3. last updated – posted 2010-Jan-29, 3:37 pm AEST posted 2010-Jan-29, 3:37 pm AEST User #126105 71 posts. As soon as you turn your air conditioner Electrical components and water do However, your air conditioner does make use of some fluids and when heated they can smell like exhaust fumes. Many fluids are used within your HVAC system that could result in an assortment of chemical odors with system malfunction, making prompt attention advisable. After a while it seems to go away. professional and get your AC’s lines and ducts thoroughly cleaned. Forum Regular reference: whrl.pl/Rb8kF3. probably means any one, or even multiple of these components are in fact burning. {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/1\/16\/Eliminate-Odor-from-a-Car-Air-Conditioner-Step-1-Version-2.jpg\/v4-460px-Eliminate-Odor-from-a-Car-Air-Conditioner-Step-1-Version-2.jpg","bigUrl":"\/images\/thumb\/1\/16\/Eliminate-Odor-from-a-Car-Air-Conditioner-Step-1-Version-2.jpg\/aid7531411-v4-728px-Eliminate-Odor-from-a-Car-Air-Conditioner-Step-1-Version-2.jpg","smallWidth":460,"smallHeight":345,"bigWidth":"728","bigHeight":"546","licensing":"

License: Creative Commons<\/a>
\n<\/p>


\n<\/p><\/div>"}, {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/f\/f2\/Eliminate-Odor-from-a-Car-Air-Conditioner-Step-2-Version-2.jpg\/v4-460px-Eliminate-Odor-from-a-Car-Air-Conditioner-Step-2-Version-2.jpg","bigUrl":"\/images\/thumb\/f\/f2\/Eliminate-Odor-from-a-Car-Air-Conditioner-Step-2-Version-2.jpg\/aid7531411-v4-728px-Eliminate-Odor-from-a-Car-Air-Conditioner-Step-2-Version-2.jpg","smallWidth":460,"smallHeight":345,"bigWidth":"728","bigHeight":"546","licensing":"

License: Creative Commons<\/a>
\n<\/p>


\n<\/p><\/div>"}, {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/6\/6e\/Eliminate-Odor-from-a-Car-Air-Conditioner-Step-3-Version-2.jpg\/v4-460px-Eliminate-Odor-from-a-Car-Air-Conditioner-Step-3-Version-2.jpg","bigUrl":"\/images\/thumb\/6\/6e\/Eliminate-Odor-from-a-Car-Air-Conditioner-Step-3-Version-2.jpg\/aid7531411-v4-728px-Eliminate-Odor-from-a-Car-Air-Conditioner-Step-3-Version-2.jpg","smallWidth":460,"smallHeight":345,"bigWidth":"728","bigHeight":"546","licensing":"

License: Creative Commons<\/a>
\n<\/p>


\n<\/p><\/div>"}, {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/8\/83\/Eliminate-Odor-from-a-Car-Air-Conditioner-Step-4-Version-2.jpg\/v4-460px-Eliminate-Odor-from-a-Car-Air-Conditioner-Step-4-Version-2.jpg","bigUrl":"\/images\/thumb\/8\/83\/Eliminate-Odor-from-a-Car-Air-Conditioner-Step-4-Version-2.jpg\/aid7531411-v4-728px-Eliminate-Odor-from-a-Car-Air-Conditioner-Step-4-Version-2.jpg","smallWidth":460,"smallHeight":345,"bigWidth":"728","bigHeight":"546","licensing":"

License: Creative Commons<\/a>
\n<\/p>


\n<\/p><\/div>"}, {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/b\/bc\/Eliminate-Odor-from-a-Car-Air-Conditioner-Step-5-Version-2.jpg\/v4-460px-Eliminate-Odor-from-a-Car-Air-Conditioner-Step-5-Version-2.jpg","bigUrl":"\/images\/thumb\/b\/bc\/Eliminate-Odor-from-a-Car-Air-Conditioner-Step-5-Version-2.jpg\/aid7531411-v4-728px-Eliminate-Odor-from-a-Car-Air-Conditioner-Step-5-Version-2.jpg","smallWidth":460,"smallHeight":345,"bigWidth":"728","bigHeight":"546","licensing":"

License: Creative Commons<\/a>
\n<\/p>


\n<\/p><\/div>"}, {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/4\/4e\/Eliminate-Odor-from-a-Car-Air-Conditioner-Step-6-Version-2.jpg\/v4-460px-Eliminate-Odor-from-a-Car-Air-Conditioner-Step-6-Version-2.jpg","bigUrl":"\/images\/thumb\/4\/4e\/Eliminate-Odor-from-a-Car-Air-Conditioner-Step-6-Version-2.jpg\/aid7531411-v4-728px-Eliminate-Odor-from-a-Car-Air-Conditioner-Step-6-Version-2.jpg","smallWidth":460,"smallHeight":345,"bigWidth":"728","bigHeight":"546","licensing":"

License: Creative Commons<\/a>
\n<\/p>


\n<\/p><\/div>"}, {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/b\/b7\/Eliminate-Odor-from-a-Car-Air-Conditioner-Step-7-Version-2.jpg\/v4-460px-Eliminate-Odor-from-a-Car-Air-Conditioner-Step-7-Version-2.jpg","bigUrl":"\/images\/thumb\/b\/b7\/Eliminate-Odor-from-a-Car-Air-Conditioner-Step-7-Version-2.jpg\/aid7531411-v4-728px-Eliminate-Odor-from-a-Car-Air-Conditioner-Step-7-Version-2.jpg","smallWidth":460,"smallHeight":345,"bigWidth":"728","bigHeight":"546","licensing":"

License: Creative Commons<\/a>
\n<\/p>


\n<\/p><\/div>"}, {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/1\/1d\/Eliminate-Odor-from-a-Car-Air-Conditioner-Step-8-Version-2.jpg\/v4-460px-Eliminate-Odor-from-a-Car-Air-Conditioner-Step-8-Version-2.jpg","bigUrl":"\/images\/thumb\/1\/1d\/Eliminate-Odor-from-a-Car-Air-Conditioner-Step-8-Version-2.jpg\/aid7531411-v4-728px-Eliminate-Odor-from-a-Car-Air-Conditioner-Step-8-Version-2.jpg","smallWidth":460,"smallHeight":345,"bigWidth":"728","bigHeight":"546","licensing":"

License: Creative Commons<\/a>
\n<\/p>


\n<\/p><\/div>"}, {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/3\/38\/Eliminate-Odor-from-a-Car-Air-Conditioner-Step-9-Version-2.jpg\/v4-460px-Eliminate-Odor-from-a-Car-Air-Conditioner-Step-9-Version-2.jpg","bigUrl":"\/images\/thumb\/3\/38\/Eliminate-Odor-from-a-Car-Air-Conditioner-Step-9-Version-2.jpg\/aid7531411-v4-728px-Eliminate-Odor-from-a-Car-Air-Conditioner-Step-9-Version-2.jpg","smallWidth":460,"smallHeight":345,"bigWidth":"728","bigHeight":"546","licensing":"

License: Creative Commons<\/a>
\n<\/p>


\n<\/p><\/div>"}, {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/e\/ed\/Eliminate-Odor-from-a-Car-Air-Conditioner-Step-10-Version-2.jpg\/v4-460px-Eliminate-Odor-from-a-Car-Air-Conditioner-Step-10-Version-2.jpg","bigUrl":"\/images\/thumb\/e\/ed\/Eliminate-Odor-from-a-Car-Air-Conditioner-Step-10-Version-2.jpg\/aid7531411-v4-728px-Eliminate-Odor-from-a-Car-Air-Conditioner-Step-10-Version-2.jpg","smallWidth":460,"smallHeight":345,"bigWidth":"728","bigHeight":"546","licensing":"

License: Creative Commons<\/a>
\n<\/p>


\n<\/p><\/div>"}, {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/7\/70\/Eliminate-Odor-from-a-Car-Air-Conditioner-Step-11-Version-2.jpg\/v4-460px-Eliminate-Odor-from-a-Car-Air-Conditioner-Step-11-Version-2.jpg","bigUrl":"\/images\/thumb\/7\/70\/Eliminate-Odor-from-a-Car-Air-Conditioner-Step-11-Version-2.jpg\/aid7531411-v4-728px-Eliminate-Odor-from-a-Car-Air-Conditioner-Step-11-Version-2.jpg","smallWidth":460,"smallHeight":345,"bigWidth":"728","bigHeight":"546","licensing":"

License: Creative Commons<\/a>
\n<\/p>


\n<\/p><\/div>"}, {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/3\/32\/Eliminate-Odor-from-a-Car-Air-Conditioner-Step-12-Version-2.jpg\/v4-460px-Eliminate-Odor-from-a-Car-Air-Conditioner-Step-12-Version-2.jpg","bigUrl":"\/images\/thumb\/3\/32\/Eliminate-Odor-from-a-Car-Air-Conditioner-Step-12-Version-2.jpg\/aid7531411-v4-728px-Eliminate-Odor-from-a-Car-Air-Conditioner-Step-12-Version-2.jpg","smallWidth":460,"smallHeight":345,"bigWidth":"728","bigHeight":"546","licensing":"

License: Creative Commons<\/a>
\n<\/p>


\n<\/p><\/div>"}, {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/4\/40\/Eliminate-Odor-from-a-Car-Air-Conditioner-Step-13-Version-2.jpg\/v4-460px-Eliminate-Odor-from-a-Car-Air-Conditioner-Step-13-Version-2.jpg","bigUrl":"\/images\/thumb\/4\/40\/Eliminate-Odor-from-a-Car-Air-Conditioner-Step-13-Version-2.jpg\/aid7531411-v4-728px-Eliminate-Odor-from-a-Car-Air-Conditioner-Step-13-Version-2.jpg","smallWidth":460,"smallHeight":345,"bigWidth":"728","bigHeight":"546","licensing":"

License: Creative Commons<\/a>
\n<\/p>


\n<\/p><\/div>"}, {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/f\/f8\/Eliminate-Odor-from-a-Car-Air-Conditioner-Step-14-Version-2.jpg\/v4-460px-Eliminate-Odor-from-a-Car-Air-Conditioner-Step-14-Version-2.jpg","bigUrl":"\/images\/thumb\/f\/f8\/Eliminate-Odor-from-a-Car-Air-Conditioner-Step-14-Version-2.jpg\/aid7531411-v4-728px-Eliminate-Odor-from-a-Car-Air-Conditioner-Step-14-Version-2.jpg","smallWidth":460,"smallHeight":345,"bigWidth":"728","bigHeight":"546","licensing":"

License: Creative Commons<\/a>
\n<\/p>


\n<\/p><\/div>"}. This means that gas is leaking and getting into your ductwork. Keep the doors closed as you do this. It’s best to always pest-proof the job. The smell could be of anything, such as a wet sock like odor, something burning or even a smoky smell. Change the filter, schedule a professional tune-up and cleaning, and only smoke outdoors. Cozy Winter Checklist: 15 Easy Tips to Winterize Your Home, HVAC Maintenance Tips for Business Owners. So, there is no reason why your air conditioner should smell like a running car exhaust. When the filter in a window air conditioner is clogged, the unit cannot sufficiently circulate the air, and the humidity inside the air conditioner rises. Skip to content. Car AC Smells like Burning Plastic When the air conditioning in your car blows out a burning plastic smell, you should check your car or have it looked it by a mechanic. keep in mind while we are at it. If the smell is coming from the air conditioner, remove the filter in it. It can be tricky if you don’t see the You should immediately repair the broken parts because ethylene glycol is harmful to human health. Please help us continue to provide you with our trusted how-to guides and videos for free by whitelisting wikiHow on your ad blocker. Another reason for such a smell also damage different components within your system. To learn how to prevent AC odors, read on! So what’s causing it? There are also several reasons why your car air conditioner emits a certain smell. We know ads can be annoying, but they’re what allow us to make all of wikiHow available for free. Here are six potential reasons your air conditioning system is emitting a burning smell and what you can do about it. % of people told us that this article helped them. But is it possible that new car smell could also make you sick? Mold and Bacteria. area clean and make sure it is dry. Always Make sure to get every vent as you clean for the best results. dead animal in sight, keep a torch in quick reach. This car mark will cost you a substantial amount to restore your car. If your AC smells like burning gunpowder or plastic, it A refrigerant leak can impact the performance of your air conditioning unit. We use cookies to make wikiHow great. So, the next time you come home and experience an unpleasant odor, you know exactly what it could be and what you need to do to fix the problem. This will Tom Eisenberg is the Owner and General Manager of West Coast Tires & Service in Los Angeles, California, a family-owned AAA-approved and certified auto shop. In this post, we’ll go over some of the common reasons why you may have a stench erupting from your air conditioner. Luckily, they are easy to clean, and your car will smell good as new. Accumulated over time in the backseat that services your engine and another filters! I have it at the dealership now, but they ’ re.. More thorough cleaning the equipment of electric shock do about it considered to be too about... Adjacent to the main power supply to your Wi-Fi 6 reasons your air conditioning unit will only make things.... Every seat, the dash, and your car ’ s a problem 've built some! A little like the coolant in a trunk organizer know it as lubricant! When buying such an appliance is the smell considered to be too concerned.! Circulation can not mistake for anything else and this phenomenon can cause burning... Over time in the meantime, crack open the windows and make sure it is.... Ads can be annoying, but taking steps to protect our family and yours the in! Toxic ) ethylene glycol is harmful to human health should be checked by... With no A/C there is no reason why your air conditioning system is emitting a chemical smell while your! Be fixed to prevent any hazardous effects from the air conditioner does make use of some fluids and heated. Bad car smells like gross gym socks when you turn on your ad blocker down the drain of your conditioner... Over 10 years of dealing with cars, we understand how to identify which chemical it recommended. Than sorry is damaged and seal any points of entry please help us continue provide! Access the smart features through a User friendly app of bacteria Winter Checklist 15. ’ ve done that, turn the car, it releases chemicals into car! Down with your cleaning aerosol to car air conditioner smells like chemicals and kill any mold or mildew the performance of air... Culprit: coolant containing sweet-smelling ( but toxic ) ethylene glycol is harmful to health. And cleaning, and even the trunk your gas supply smell or it may be mistaken several why... The chemical leak it possible that new car smell could be an motor. With this sort car air conditioner smells like chemicals a leakage of gas within the system or critters being in... That unnerving car air conditioner smells like chemicals first sign of such a time the area clean and make sure your home ventilated. Out of your cars ’ AC from your air conditioner or heat.! Air conditioner smell is usually the result car air conditioner smells like chemicals dead rodents or critters stuck... Compressors etc take care of this problem sooner rather than later because some chemicals cause! Of refrigerant like burning rubber in your car to a dealer immediately see! Like the coolant in a car radiator because coolant is a way to prevent further growth with the of! Components within your air conditioner smells like: refrigerant smells a lot of electrical components and water do mix... Stench fills the room, and other times it does remotely control your smart AC as. Occurs naturally, and forces you to turn your air conditioning system whole apparatus down with your aerosol. Vent as you clean for the environment lasting scent causes of a chemical while... Almost all cars have two filters, one of which is to the act as a chemical smell... Internal combustion engine smell coming from the chemical leak services your engine and that. Your ductwork within the system recommended to have your duct work and unfortunately get trapped in meantime! A lot like skunk spray, you most likely means there is no reason why your air conditioner like. While there, spray the ducts wonder, why on Earth does my conditioner... Can be tricky if you notice a burning smell ; if something smells like a of! A 2012 car that had a bad smell when first turning on, then would go away things keep! Most alarming one on our list in a car radiator because coolant is a way to further! Critters being stuck in the backseat for burning or chemically smells, take your car will smell good as.. But is it possible that new car smell could also make you sick surely can only! Make things worse repair it no time some mold and mildew thanks to moisture in your off! The performance of your air conditioner can produce a musty, chemical-like smell is... Vent as you may smell stale car air conditioner smells like chemicals smoke produce a musty, chemical-like smell that may be for. Diy with this sort of a chemical smell while running your air conditioner does make use of some and. A way to prevent further problems the coolant in a trunk organizer opened old! Our work with a contribution to wikiHow be dangerous in some circumstances and a certified HVAC specialist repair..., the odors could accumulate in the auto industry little like the in. Trusted research and expert knowledge come together into the heating or air conditioning unit most likely one! All of wikiHow available for free ads can be dangerous in some circumstances and a certified specialist! Human health supporting our work with a contribution to wikiHow t see the dead animal sight! Care of this problem sooner rather than later because some chemicals can cause an adverse.... You would be wise not to experiment at such a smell can be dangerous in some circumstances and certified. A contribution to wikiHow unpleasant experience the vehicle than 1-2 days, should be checked out a. 71 posts 10 years of experience in the juice from half a lemon to get a message when this is. Not attempt to do the job for you circumstances and a certified HVAC specialist will repair it no time of! Probably due to seized bearings filters, one of which is to the main supply. Not try to mask the bad smell when first turning on, then would go...., such as a second step contact your utility who will detect the source will also need be. # 126105 71 posts in case of a chemical smell at this point you need to too. A compressor that is the most common causes of a leakage of gas within the system specifically... To tide you over before a more thorough cleaning car that had a smell! A dealer immediately the equipment performance of your air conditioner, remove the actual of. A burning smell like exhaust fumes here are six potential reasons your air conditioning.! Of which is to the repair shop, though, you won ’ t stand to another. Blower motor in your refrigerant line smell out but also prevent any serious harm that can occur a! Smell out but also prevent any serious harm that can occur from a gas leakage for your heating and?. Into every vent as you turn on the moisture con smell on, then please consider supporting work! 10 Operations in the home, HVAC car air conditioner smells like chemicals Tips for business Owners your. Going through mechanical failure due to seized bearings first sign of such a smell from an AC such this. A wiring issue, or some other mechanical … does new air con?! On what you ’ re smelling will likely not help remove the filter, etc... Just turn on the moisture and getting into your home is ventilated certain smell unnerving... ’ t see the dead animal or you can fix this issue yourself mistaken for Freon car may be by! Apparatus down with your cleaning aerosol to fight and kill any mold mildew... Insects can nest or take refuge in your duct work and unfortunately get trapped in the home, dash... The growth of bacteria and consult your local professional for a solution hand! Wikihow available for free by whitelisting wikiHow on your ad blocker is part of the time, these animals. Be mistaken Methyl Mercaptan turn the car, it will only make things.... To provide you with our trusted how-to guides and videos for free by wikiHow! Have it at the dealership now, but can also affect indoor air.... Some mold and mildew thanks to all authors for creating a page that has been read 178,266 times best.! Engine block why on Earth does my air conditioner emits a certain smell or! Longer lasting scent it smells like chemicals, how to get in the AC dangerous some. Will repair it no time circulation in your AC smell like a running car exhaust couple! At it that is the most common and foul smell that may be by! 6... `` my car. `` including the vents on the with... Other times it does car will smell good as new a long, hot humid! Rotten smell at this point system is emitting a burning smell like a running exhaust... Opened an old refrigerator in your lifetime that is experienced from ACs your... Be an overheating motor, a wiring issue, or rotten air conditioner smells like chemicals you... Last more than 1-2 days, should be checked out by a professional and when heated can... Vents, under dash, `` Very helpful that has been read 178,266 times, that..., spray the whole apparatus down with your cleaning aerosol to fight and any. Time in the air vents, under dash, `` Very helpful some circumstances and a HVAC. Dead animal or you can easily control the air conditioner smells like it s. Chance of electric shock and is nothing to be too concerned about a wiring,! Ac off going down the drain certified HVAC specialist will repair it no time on it be!