It sounds like the heater core is leaking. Check for the smell of antifreeze and that will confirm the bad heater core.
It is caused by a fungus which grows on the heater core or the a/c evaporator. There are things that you can spray in the air intake but they don't last long.
You have a coolant leak somewhere in the system, possibly in the heater core.
You might have a fuel injector leak that causes the AC in your Dodge Intrepid to smell like gasoline. When the AC pulls air from the outside, it might be pulling some gas vapors in as well.
This has much to do with how the air conditioner and the heater is vented. If the air conditioner draws its air from outside it could be picking up air / smell of smoke from the other family and then redistributing it into your home. A heater on the other had usually has a heater input vent within the house it is heating (it draws the interior air in and then heats it blowing it back out) as the air within the home will be significantly warmer than the exterior air.
Its your Heater core if it smells like a syrupy sweet smell if not then its your thermostat
small amount that lasts a minute or less condensation,no problem. large amount and/or a sweet smell, heater core is leaking.
Assuming that the blower motor isn't on fire, it's probably the heater core. Does the smmoke smell sweet. If yes that's antifreeze. The smoke does smell like anti-freeze. Does this suggest that the heater core is the problem?
Take it back to the dealer. The AC drain is Blocked OR the Heater Core is Leaking.
A smell coming from a reverse cycle air conditioner may be a signal that the filter needs to be cleaned. A smell like engine exhaust might be present if the air conditioner motor is in need of repair.
If it's a sweet smell then its probably a heater core leaking antifreeze.
EGR Valve stuck open
Yes, it will make the interior smell bad.
A bad smell coming from the heater in a vehicle can indicate a bad heater core. One way to check this out is to see if the smell is worse when you sit in the passenger seat. If it is, there is a good chance the heater core is bad.
An air conditioner should not smell like smoke when turned on (or when turned off). I would have to suspect that the electrical insulation is burning.
Have gas line and all gas fittings and connections at water heater checked for gas leak. Should not smell gas at water heater.
It sounds like there is a leak inthe evaporator section of your air conditioner. If this continues, the air conditioner will no longer cool and you may have to replace several components of the system. The smell is that of atomized esther oil.
Turn on the heat, and see if the same smell is there. The most likely cause is a coolant leak in the heater core, causing the coolant fumes to get into the ac.
your heater core is leaking anitfreeze! heatercoreleaks antifreeze into the heater & ac vents causing a burnt spell & oily film on the front window.
If the heater has a sweet smell it could be that the heater core is leaking engine coolant. When the leak gets worse you will have a wet floor on the passenger side and the windshield will fog up when you turn on the defroster.
One problem could the water inlet hose "O" ring on the pipe that goes from the lower radiator hose to the block. Also your heater core could be leaking. If that's the case, your front windshield will fog up in the colder weather.sounds like your heater core is bad or leaking as was spoke of. for you said whenyour heat it on , there is a sweet smell. You get your heat from the heater core, so if your smelling antifreeze when your heater is on, I would believe , it's your heater core. As far as the sweet smell your getting from the heat.
Clarification of terminology- Heater core not heater coil. And Yes there is a very good chance that it may be leaking.
because you have too many dead babies in your air conditioner tank
Freon mixed with refrigerate oil will have a slight smell.................