When the moisture doesn t drain properly it can escape into the ducts and create mold.
F150 air conditioner smells like vinegar.
Gm has a really good product that kills the microbes bacteria that grows on the evaporator.
Miller s heating air july 2 2018 hi mick an air conditioner smells like mildew or mold is probably the most common symptom of central hvac systems.
Then turn the air conditioning back on to see if it returns.
A cleanse might be necessary every year or two depending on the truck the design of the air conditioning system and the way you use the a c.
I start my truck sunday morning and when the a c starts blowing it smells like i just got vinegar sprayed in my face.
Go a little while without using the air conditioning if you can and see if the smell goes away.
It s at its worst when i start my truck after it sits for a prolonged period of time such as the 8 hours i m at work and overnight.
Other possible reasons could be excess condensation on the coils a malfunctioning filter a clogged condensate pan or mold in the ductwork.
As others said it is caused by growth of biological bacteria fungal and turning off early helps dry the system and assists in prevention as it reduces the moisture retained in the system.
Fresh air vents smells replace the fresh air filter bout 20 00 max yeah dude my truck had that smell it was the coolant leaking from the heater core so i rerouted the ac hoses to bypass and it smells fine now.
I have observed this kind of like an acrid or vinegar smell.
This article applies to the ford f 150 2004 2014 and the f 250 f 350 super duty 2005 2014.
Vinegar when the air coming from your air conditioner smells sour like vinegar the problem could be from an electric motor that is emitting ozone.
Although bad a c smell is unpleasant it is relatively common in all types of vehicles particularly after the car or truck has been sitting for an extended amount of time or if the a c unit has not been used recently.
Of course that sour and acidic smell coming from your a c isn t actual vinegar like the type you buy at the store but the cause can be something similar.
Possible causes of a vinegar.
When the air conditioning is running there is a lot of condensation within the unit.
Finally an air freshener antibacterial product is inserted to help discourage build up of new mold and mildew.
It is expensive dealer parts counter item i think it works the best and smells the best but smell issues are subjective.
Many times when the foul odor comes from the air vents the unpleasant smell happens as a result of turning on the air conditioner.
Ford f150 musty odor odour smell bad rotten mold mildew stink air ac air conditioning vent vents user comments.
To figure out if the smell relates directly to the air conditioner you should turn off the air conditioner to see if the smell goes away.