Smoke coming from vents smells like antifreeze.
Feb 10, 2025 · 6.
Smoke coming from vents smells like antifreeze. 6 about 260,000 miles. Jan 28, 2021 · Howdy, new 2020 Ram 2500 Laramie granite with night edition owner here. I would think if the converter is plugged up, exhaust would have a hard time getting out which would make the engine idle rough or even stall but it idles just like a new car. Sep 28, 2006 · Anti Freeze smelling smoke coming out of air vents??? by Martigan39759 » Thu Sep 28, 2006 2:19 am When I drive for awhile smoke starts coming out of the air conditioning vents and it smells a bit like anti-freeze. com http://1aau. We have listed If it’s coolant it would be coming out of your heater core, it would most likely have a sweet smell to it. I pulled over and checked for leaks Such smoke will also have a burning smell rather than being odorless. My Heat works great as well as my AC. Is it ok to drive car? Does it need to be fixed. Feb 26, 2022 · Burning smell in Chevy Cruze could be harmless or something very serious and a potential fire hazard. Thanks for the help Jan 18, 2025 · Hi All, I’m hoping someone here has encountered a similar issue that I’m trying to troubleshoot. However you can smell it whether Mar 17, 2021 · I’ve got a burning smell coming from my vents. Mechanic's Assistant chat Customer: STeam coming from vents smells like antifreeze Answered by Earl in 4 mins 14 years ago Earl Nov 21, 2022 · I noticed that the air coming from the vents smelled like coolant, so I popped the hood and saw that the hose leading from the radiator to the overflow reservoir was white. I notice it more toward the passenger side front; but sometimes I smell it on the driver's side, too. Sep 28, 2009 · Either way, if its your heater core - you will see wisps of smoke/steam coming from your A/C vents. Feb 26, 2022 · Burning smell in Chevy Silverado 1500 could be harmless or something very serious and a potential fire hazard. The smoke may be either white or blue, and it usually smells sweet like antifreeze. Naturally, that leaves a foggy slimmy film on the windshield. Nov 3, 2008 · Just about a week ago i started to notice a smell coming from the vents when the a/c is off. Nov 21, 2023 · It can be unsettling for you to see white smoke suddenly erupt from an automobile’s air conditioning vents. Coolant leaks can be caused by a lot of different things like cracked coolant hoses or bad gaskets. It is not a very strong smell but it is noticeable. . Watch for Symptoms: Pay attention to distinct signs such as a sweet cabin odor, temperature fluctuations, and engine overheating, as these can signal underlying coolant problems. any help would be appreciated! cheers guys! Jan 21, 2025 · Nothing ruins a drive like foul odors blowing from your car’s air vents. Feb 24, 2022 · Burning smell in Ford F-150 could be harmless or something very serious and a potential fire hazard. Can I drive if my radiator is smoking? It is typically not safe to drive the Mar 15, 2015 · Re: white smoke from vents by djcarrillo » Mon Mar 16, 2015 10:11 pm thank you, i just thought it was odd that it hasn't happened again, i turned on the heat full blast and drove around and nothin, no smoke or smell and i let it run for a while Jul 13, 2023 · How To Fix When Your Car Smells Like Antifreeze? You can follow the following steps to troubleshoot the hidden issues when your coolant leak smells wandering in your car. When coolant escapes from your system, it can lead to overheating and create that alarming smoke you see. Knowing the difference can help you determine the severity of the issue and if require professional help. At first I just figured that I was behind a smoky car / bus. Didn't smell like anything burning. Keep reading to learn the most common causes of bad smells from your car air conditioner, and what you can do to get rid of these smells (or at the very least Jul 25, 2019 · What does it mean when your coolant is smoking? When coolant comes in contact with the hot part, it will cause vapor to create white smoke. Feb 27, 2022 · Burning smell in Jeep Grand Cherokee could be harmless or something very serious and a potential fire hazard. its kinda like a mildew/smell, but not exactly. Temperature gauge is in the middle as usual. Nov 17, 2024 · Identify Common Causes: Recognize that a coolant smell in your car’s vents typically indicates issues like a leaking heater core, damaged hoses, or coolant overflow. Customer: I have an 05 jeep liberty When I turn on the AC i smell coolant fumes and see small amount of smoke from passenger air vent. Feel the floorboard on the passenger side of your Silverado’s interior. Understanding this Oct 22, 2010 · Ive noticed here lately that i smell what seems to be antifreeze coming through the vents inside the truck. Sep 13, 2013 · As I was driving to work this morning I noticed that smoke was coming out of the vents and it had an antifreeze smell. Chevy Cruze – (Steve Lagreca / Shutterstock) Burning smell in Chevy Cruze can be caused by an engine oil leak, coolant or other fluid leak, bad blower motor or resistor, slipping serpentine belt Mar 20, 2023 · Burning smell coming through the vents when car is at operating temperature and at idle like a stop light? At idle my car doesn't stall or idles rough. Tonite with the AC blowing all of a sudden smoke started coming out of the vents. Ford Expedition – (photo-denver / Shutterstock) Burning smell in Ford Expedition can be caused by an engine oil leak, coolant or other fluid leak, bad blower motor or resistor, slipping serpentine Jun 27, 2016 · Many times, the smells are not dangerous, just indicative that your system needs service. Eventually it started leaking into the cab. When I opened the hood, the smoke is coming from what looks to be the exhaust, right under where the lower coolant hose connects to the engine. Over time, these particles get recirculated, causing a lingering smoky odor. Checked with a flash light and could see no oil leaks. The car doesn't overheat, the white smoke is essentially odorless aside from smelling like exhaust. In order to refill Nov 1, 2023 · If you have a burning smell from the car but not overheating with poor air passing out of the vents, plastic aromas, and possibly white whisps of smoke, your blower motor fan is likely toast. I shut down the AC but after a while a little smoke would continue to come out thru the defroster vents. A moment later, steam (or some kind of vapor) was escaping from the vents. Then I noticed steam or smoke coming from my A/C vents and pulled of the freeway and it stopped. Jul 11, 2006 · Odorless white smoke from vents, now defrost doesn't work I was driving on the highway today and all of a sudden a white odorless smoke started coming out of the vents, primarily the center ones. Got out, checked over flow reservoir, fluid level was okay. If you can pick up on the distinctly sweet scent coming through the heating vents, it may mean you have a leak. Try running Sep 19, 2010 · I have noticed a little antifreeze puddle by the transmission on the passenger side the last few days. Jul 16, 2009 · Smoke/Mist stopped, but then got on fwy and noticed that same smoke/mist coming out of vents where defroster air normally comes out of. When I turn AC and fans off it goes away quickly. The steam stopped but I can not get the smell out of the vents. It’s been setting for about a week. The current engine coolant needs to be drained. There is NO residue on the windshield or windows, and no leaking antifreeze through the floor heating vents. Will that fix the problem 97 F150 with 4. Apr 3, 2018 · 2009 - 2014 Ford F150 - Smelling anti-freeze - First off. Coolant can enter the HVAC system, causing fogging regardless of AC or heat use. May 11, 2019 · A less common but possible cause of white exhaust smoke in your Chevy Equinox is a transmission fluid leak. Nov 2, 2022 · Remember, the nose knows! Sweet Smell Causes: Leaking Coolant, Leaking Refrigerant A sweet-smelling odor indicates your Silverado is leaking coolant. Anyway all I got was the signiture Feb 25, 2022 · Burning smell in Ford Escape could be harmless or something very serious and a potential fire hazard. Unclog the A/C drain. Oct 21, 2010 · I just started noticing what smells like a burning coolant smell coming through the vents inside my truck. However, the following sweet smells indicate something is wrong- Maple Syrup Butterscotch Cinnamon Such a sweet smell coming from exhaust fumes usually means something could be wrong with the coolant liquid, also known as antifreeze. The smoke you see from the defroster vent is actually antifreeze that is leaking from the heater core somewhere and as the antifreeze evaporates from the heat it causes a vapor to produce. May 30, 2015 · I have a 2012 SD that is loosing antifreeze somewhere. Was the smoke in question odorous, or was it free of smell? Final Words The heater core, loose radiator cap, cracked coolant reservoir, broken thermostat housing, and internal coolant leaks are the common reasons your car smells like antifreeze but not overheating. But the engine smells like burning antifreeze if I use the heat but there is no overheating or leakage of antifreeze… I’m really confused as to what it could be. There is what appears to be dry antifreeze splashed but still has periodic smell. The smoke would also smell sweet as it’s essentially antifreeze engine coolant steam. 8L. However, it could also indicate a failing heater core. Yesterday, I noticed a smell of anti-freeze. Fix the problem before it escalates. Nov 21, 2007 · I had steam coming through the defrost and noticed antifreeze smell too. Check for a sweet, pancake-like smell or dampness with an antifreeze smell on the passenger side floor. I was on a trip so I just bought the radiator stop leak from the auto parts. My Nov 2, 2022 · Remember, the nose knows! Sweet Smell Causes: Leaking Coolant, Leaking Refrigerant A sweet-smelling odor indicates your Ram is leaking coolant. the system wasnt on in any mode (heat a/c or vent) i dont know for sure that it is smoke and i could be refrigerant or maybe even vapor from the heater core though Aug 20, 2004 · Cooling, Heating, Ventilation & A/C - steam coming out of vents? - Hi, all ? This isn't in reference to my truck, but to my stepdaughter's Escort. to/c/34/7/radiatorDiagnosing coolant smells and leaks can be a time consuming wild goose chase. It was about the width of my pinkie lower than the lower mark on the cold fill range. 4 3v 4x4 and I needed answers to my problem. Some people describe it as smelling like maple syrup and others insist it smells like butterscotch or cinnamon. No film on windows, I dont thik its heater core, Help? Sep 29, 2010 · had the same problem with my 330ci , I only saw the white smoke come through lightly from the vents twice and it smelt like burned plastic ?? , witch ended up being something with the coolant hoses. Shop for New Auto Parts at 1AAuto. My first Burning smell in Honda Civic could be harmless or something very serious and a potential fire hazard. Any ideas? It's unbearable. I don't see any leaks, and the truck runs fine other than that. The coolant and engine oil White smoke from the AC vents is usually caused by problems like leaking coolant, moisture buildup inside the system, worn seals allowing oil mist through, and electrical faults producing burning smells. Replenish The Coolant: To solve this problem, you have to watch the coolant level. I own a 2005 F150 XLT With the 5. Honda Civic – (Jonathan Weiss / Shutterstock) Burning smell in Honda Civic can be caused by an engine oil leak, coolant or other fluid leak, bad blower motor or resistor, slipping serpentine belt If your furnace smells like burning or has a musty odor, contact an HVAC technician. This burning coolant smell is more prevelant with the Heat or AC on. Made the entire truck smell like crap and at times you could see it coming out the vents. Should I go ahead and replace the heater core anyway. smoke coming out of the air vents, hood and exhaust pipe. I don't have any leaks underneath the truck. In addition to white smoke, you might notice a burning smell or unusual noises coming from the transmission. Thanks God Bless America! Apr 24, 2009 · When my heater core went around a year ago, Same thing happened had some steam coming from vents and smelled like coolant. 00 part, but the labor involved is 5-8 hours (depending on your or their skill). Running the engine for 10 to 15 minutes after adding the sealant, and letting it run for 10 to 15 minutes. So, how to fix car AC white smoke from vents? White smoke coming from the AC vents is often an indication that coolant is leaking into the heating core. Sep 22, 2019 · Sweet smells in your car aren’t such a sweet thing One type of smell you always want to take seriously is a sweet smell. Thanks again for the help Apr 24, 2023 · A bad smell coming from your car can spell mechanical doom. Oct 14, 2022 · There are two possibilities here – either the coolant leaks into the cylinders and causes the smoke, or it leads to engine overheating. Its a $110. Let’s explain the reasons why smoke might come out of your car’s air vents and what you can do about it. How to fix it: Replace air filters every 30-60 days. It vaporizes and then releases visible steam as a result. With so man Jul 8, 2023 · A coolant leak in your car’s heater core when you have the climate control set to heat is one of the more common reasons why you have white smoke coming out of the vents. If it is connected to a heater core problem, can I drive car anyhow with a/c on? Apr 15, 2019 · Mist/smoke from A/C vents smells like coolant. You could smell the antifreeze but the car was not Help! 2000 VW Jetta 1. An antifreeze smell comes out of the vents when i run my air conditioning , its very intoxicating. If the oil is escaping from the system and dripping on to parts of the engine, then it will burn off. Have 700 miles on it now and the last few nights with the heater on in recirculation mode from the start we start to get a coolant smell in the cab. Jan 13, 2012 · When I have the heater and blower on, I'm getting a very strong, smoky, exhaust-like smell coming through the vents. Cigarette Smoke Smell If your air conditioner smells like cigarette smoke, it’s likely because smoke particles have been absorbed into the system’s evaporator coil and filter. 2012 F-150 with the V-6 and about 118K miles on it. Any suggestions. At a stop light one morning a was able to see a bit of "smoke" coming from the hood, but haven't seen it since. About two days ago, I started noticing an occasional burning smell coming from the AC vents. I'm guessing you would only notice this if you were using the heater? I just disconnected hoses from the core and bypassed it all together. Customer: I have a 2004 powerstroke that has a periodic smell of antifreeze coming through the vents. Sep 22, 2010 · 1997 - 2003 F150 - Smoke coming from A/C vents-smells like antifreeze - I was driving on the freeway and I noticed a smell of hot antifreeeze and I assumed it was the car in front of me. Dec 25, 2019 · I took off and within a few minutes of driving I noticed a burning smell and a little smoke coming through the AC vents. A faulty radiator hose could also sprinkle the coolant over the hot engine parts, resulting in white smoke coming from the hood. The heater core is part of the heating system, and if it leaks, coolant can escape and produce a fog-like vapor. Feb 24, 2022 · Burning smell in Ford Expedition could be harmless or something very serious and a potential fire hazard. Jan 21, 2025 · The first step to troubleshooting the issue of smoke coming coming into your car’s cabin through its vents involves recording what was observed. I know that not all Jiffy Lubes have the best reputation, nut I have never had a problem with this location in the past. should I be worried? Also, not sure if its a connected issue, Im getting condensation on the inside if the windscreen (especially in the centre) just above the dash vent. 2014 F150 ecoboost. But other smells exist as well, each with different causes. Only have 36,000 miles. I immediately turned around and drove back home. when i turn the a/c on, it goes away, whether its on fresh or recirculation. Issues resulting in furnace smells get worse over time. Where does it come from? How to remove and prevent it from coming back? Apr 2, 2025 · The smell does not happen immediately, but after around 10 minutes of driving time, and it seems to happen quicker if I accelerate hard (like entering the highway). It will get progressively worse. It smells like antifreeze and when i Apr 6, 2023 · If the smoke coming from under the hood of the car smells like asphalt or tar, then it is probably burning oil. Signs: You may notice a sweet smell in the cabin, typically indicating leaking coolant. A few hours later I drove home, and after about 5-8 minutes the smoke started coming out of the vents again and the car started overheating. No oil or coolant leaks. Dec 16, 2022 · Sometimes, you detect a coolant smell from vents when you turn on the car AC. Regardless of what description you use, a sweet smell usually means that your coolant is leaking. Nov 5, 2024 · Here are a few common types of burning smells you could smell coming through the air conditioner. When you catch the smell when your AC (or heater) is on, it’ll usually be coming from the heater core. What could be the matter? Please help. Is smoke/mist toxic once coming into car through vents. I was driving from work with my ac on and all of a sudden, I began to see white smoke and the smell of antifreeze coming from Nov 7, 2024 · Cause: One of the most common reasons for smoke from car vents is a coolant leak within the heater core. 1. Mar 21, 2017 · After driving sometimes (not all!), there is a prevalent coolant smell coming from the front area of the Jeep. Can I just clean out the vents. Burning smell from the engine can travel through the AC system Before you investigate the blower motor for burning smell, you should rule out any burning odor from the engine compartment entering the AC system. The temp gauge doesn't show it is over-heating, and i have the proper amount of coolant. We lay out the 10 most common causes for strange odors and burning smells coming from your car. Jeep Grand Cherokee – (Jonathan Weiss / Shutterstock) Burning smell in Jeep Grand Cherokee can be caused by an engine oil leak, coolant or other fluid leak, bad blower motor or resistor Dec 25, 2024 · Have you ever noticed smoke coming from your engine and wondered what could be causing it? A coolant leak might be the culprit, and it’s more common than you think. Jul 14, 2013 · Mist or smoke coming from your car's AC vents is often normal, especially in humid weather. Oct 26, 2015 · I've noticed thin white smoke coming from my exhaust since I've been in SC (25k miles ago), but never paid it any thought because the car ran fine, I just dismissed it as condensation. It's usually just condensation. Here are 5 common HVAC odors and what they indicate. Feel the floorboard on the passenger side of your Ram’s interior. Ford Escape – (Jonathan Weiss / Shutterstock) Burning smell in Ford Escape can be caused by an engine oil leak, coolant or other fluid leak, bad blower motor or resistor, slipping serpentine belt Dec 6, 2015 · Now when the truck warms to temp, i have a whitish smoke coming out of the vents that smells like coolant. The heater core and your car’s cooling system work together, and many parts are connected to each other. Aug 19, 2003 · My first thought was that the antifreeze must be low, so I added enough water/coolant mixture to put it at the fill line in the overflow tank. Today I took it for a short spin, and quickly heard hissing and smelled an odd smell. I had the radiator Jan 25, 2021 · Unknown smell/fume coming from vents ( 2020 freightliner Cascadia) Discussion in ' Experienced Truckers' Advice ' started by RobertRivalTransport, Jun 8, 2021. It is rather cold and pleasant. what could this be Dec 26, 2010 · It smells like antifreeze, I do see a puddle under the jeep, and get that haze coming from the defroster vents inside of the windshield. With very small amounts of any fluid it's unlikely you'll see any smoke whether it's from the engine bay or exhaust, but you can still smell it of course. Nov 30, 2018 · Changed cabin filter, did nothing. If you can see a coolant leak, you can check out this article about coolant leaks to learn more. Jun 22, 2011 · 9 times out of 10 it's coolant and you've got a leaking heater core. Though this wouldn’t happen with the air conditioning on unless you just quickly switched from heat to AC. Also ensure the AC drain is not blocked, as this can cause condensation to build up and be blown out. AC runs, is blowing cold but fumes are overpowering. It doesn’t happen all the time but today it’s got a lot worse. Fog and smoke from vents with a musty smell typically indicate a leaking heater core. It should smell like coolant in that case though. Seeing as how you live in VA - heat will become important to you in about 2 months, you will probably need to replace yours. Engine oil leaks Mar 5, 2022 · You may also see white smoke coming out of the AC vents. Under the hood i see no sign of leaks, and it doesnt run hot. It does not smell when i turn the climate dial to the cold setting, only when it is on hot. Mar 15, 2022 · Why Does My Commercial HVAC System Smell? A bad smell coming from your unit could mean any number of things and it’s important that you have a professional come to your office to inspect the unit. Oct 7, 2023 · The main symptoms of a head gasket failure are blue smoke coming out of the exhaust, coolant mixing with oil, overheating, various running problems, and severe coolant loss. I looked and looked but couldn't find it. No sweet smell or anything. You might also notice that Aug 1, 2021 · It seems I have a type of vapour that smells like coolant tinkering out of my A/C vents inside the cabin. Mechanic could not locate the problem. May 17, 2022 · One of the most common causes of a coolant smell coming from your car’s AC vents is a heater core leak. Overflow tank level hasn't moved. I cant find the leak and there is no steam coming from the exhaust. Does anyone have an suggestions? This is a particularly useful trick for locating coolant leaks, and figuring out if the smell is coming from your engine bay or heater core. what do you think is causing it and how much to f… Jun 19, 2023 · Coolant smoke coming out of your vents is a sign that your vehicle is in need of repair. Hyundai Tucson – (emirhankaramuk / Shutterstock) Burning smell in Hyundai Tucson can be caused by an engine oil leak, coolant or other fluid leak, bad blower motor or resistor, slipping serpentine The fog is different from smoke, and it causes smoke coming out of car vents no smell as it does not come with a burning smell like leaking oil. Drove about 10 miles and the smell got worse. How to fix white smoke coming from ac vents in car? I will now list the most common and feasible solutions for the problems above so that you can fix the white smoke coming out of your car AC. Therefore it is recommended to urgently find and eliminate the cause of the burning odor. Electrical smoke drawn in through the fresh air vent is probably coming from the engine compartment, perhaps as a result of a wire touching something hot like the exhaust manifold. Feb 10, 2025 · 6. I monitored the vitals of the vehicle using my obd scanner and the vehicle was not overheating. May 18, 2023 · What does antifreeze smoke smell like? A natural question you may be asking yourself is “what does antifreeze smell like in the first place?” Many have compared its scent to that of candy or maple syrup. In this article, you’ll learn how a coolant leak can affect your vehicle and what signs to watch for. Coolant, power steering, and ATF all have similar smells when they burn. And the thermostat appears to be working fine. Now, you know why your car smells like coolant and how to trace and rectify the underlying problems. Chevy Silverado 1500 – (Jonathan Weiss / Shutterstock) Burning smell in Chevy Silverado 1500 can be caused by an engine oil leak, coolant or other fluid leak, bad blower motor or resistor Oct 24, 2024 · The “smoke” coming out of your vents can be actual smoke, steam, or even vapor. Aug 11, 2008 · My airconditioning smells like antifreeze? I have a 96 Mercedes C220. Each type has different causes and implications. Sep 19, 2004 · Come to find out, I had a leak in the heater core, and the fumes coming through the vents was actually anti-freeze. A damaged transmission cooler can cause transmission fluid to mix with the coolant, leading to white exhaust smoke. If your A/C system is emitting musty, mildewy smells, it’s likely caused by bacteria buildup inside. Super sexy looking truck with a not so sexy smell. However, some smells, like rotten eggs or gas are more serious. Burning Rubber: A burning rubber smell might signal a problem with your A/C compressor, clutch, or a misaligned pulley. I am assuming it is the heater core that is going bad. Sep 19, 2020 · Anyone ever have what looks like smoke coming from the defrost vents but it smells like antifreeze. Not sure what could be causing the smell and I dont think its a normal thing, but i could be wrong. Is it damp? Jan 8, 2014 · So I noticed a few days ago that I could smell coolant after the truck got to temp. Oct 6, 2010 · yesterday i was driving to work and i noticed what looked like a little bit of smoke coming out of the middle air conditioning vent. The smell comes and goes and isn’t consistent, but I’ve noticed it usually happens when I return home at Jan 8, 2011 · I filled up the antifreeze and it dropped maybe one-half inch. Feb 24, 2022 · Burning smell in Ford Edge could be harmless or something very serious and a potential fire hazard. Check if there is any white smoke coming from the exhaust pipe Typically, a blown head gasket may create white thick smoke coming out of your exhaust. A faulty or broken HVAC system can be dangerous, so depending on what the problem is, you may need to evacuate your office until it’s fixed. I guess the question is, Has anyone ever had this problem before and how much of a pain is it to fix? It also doesn't help that my A/C blower only works on high due to the blower resister. Its so bad it's choking Oct 5, 2019 · Has anyone noticed a dry Mildew smell coming from their vents once the Ac is turned on? I have really been noticing it being very strong lately, but only when the AC is Blowing. it will smell for what seems a couple minutes with the max a/c on then goes away. Is it damp? Feb 28, 2022 · Burning smell in Hyundai Tucson could be harmless or something very serious and a potential fire hazard. It ONLY smells when the a/c is completely off, like when a little fresh air from outside is being pulled in. Featured Video: Cleaning A/C Drain Step 5 - Spray odor-neutralizing product into A/C vents If you're experiencing a musty or mildewy smell and are sure that the smell is not coming from the exterior vents or the A/C drain, it's time to take your odor-neutralizing product of choice and spray it into the A/C vents. Ford F-150 – (Jonathan Weiss / Shutterstock) Burning smell in Ford F-150 can be caused by an engine oil leak, coolant or other fluid leak, bad blower motor or resistor, slipping serpentine belt, burning Jan 26, 2024 · Smoke Coming Out of Car Vents Solutions Coolant Leak in the Heater Core A minor leak in your heater core might be temporarily sealed with sealant additives just like you might use to seal a minor leak in your head gasket. As soon as I got back on the Sep 11, 2014 · 2004 - 2008 Ford F150 - Smoke and antifreeze smell from ac vents - Hi. There are several potential causes of this problem, including a compromised Apr 29, 2008 · Well the other day i noticed that when i start my truck i smell coolant through the vents. I lifted the hood and could see a small amount of smoke coming from the rear right side of the engine. If you are experiencing an electrical, burning odor, or gas smell, turn off the unit and call your HVAC technician right away. I have looked around the engine bay and coolant hoses, but I can't find any noticeable leaks. My carpet is bone dry. Smells like BO and burning rubber. Nov 24, 2014 · Figure 2. it happens more whenever i get on it. Ford Edge – (RickDeacon / Shutterstock) Burning smell in Ford Edge can be caused by an engine oil leak, coolant or other fluid leak, bad blower motor or resistor, slipping serpentine belt, burning Typically, your car’s exhaust smoke should have a burnt fuel-like smell. I think it is the heater core simply because the passenger side foot vent had a small amount of coolant in it. But different variants of the sweet smell could mean different things. Maybe a coolant smell, but I wasn't sure. Jul 3, 2013 · 1997 - 2003 Ford F150 - coolant smell from vents - So this all started right after I went to Jiffy Lube, but I have no idea if that has anything to do with it. occy6mzg8nmvffiubesyjcgzfhkm0kygo4g6ilemqsdo3