Odor from HVAC vents on Dodge Avenger

Some vehicles may develop a musty odor coming from the HVAC system, Dodge has issued a cleaner/disinfectant and a coating for the evaporator designed to inhibit bacterial growth.

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Average mileage: 63,817 (20,000–152,999)
11 model years affected: 1995, 1996, 1997, 1998, more1999, 2000, 2008, 2009, 2010, 2012, 2013
35 people reported this problem
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problem details
Very bad Moldy Musty smell coming out of air vents - Scott March
2009 Dodge Avenger 91,000 mi,
Musty Smell from vents
2008 Dodge Avenger 152,999 mi,
Fishy smell
Bad musty smell in the cabin from the Air vent
2008 Dodge Avenger 81,277 mi,
Same thinh as everyone. ..water on passenger side floor
I have this problem when I turn on the A/C. smells really musty
Smells like wet towels were left in the car over night. After replacing the cabin air filter, the car continues to have issues with an odor coming from the air conditioner.
2013 Dodge Avenger 30,000 mi,
musty smell when air is turned on.
2008 Dodge Avenger 40,000 mi,
Musty smell when any vent is opened. Been going on for years. Brought it up to the dealer on at least 3 occasions - no permanent result - just temporary.
2009 Dodge Avenger 69,760 mi,
recently we began have a stale must smell when we turn on heater or defrost. It is very strong.
2008 Dodge Avenger has the same musty smell. Replaced all air filters (not cheap) but only helped for a short time.
2008 Dodge Avenger 50,000 mi,
The musty smell is noticeable when either using the vent or air conditioner. It fades after a few minutes but does not totally go away.
MUST SMELL WHEN USING THE HEATER OR ESP THE AC WHEN FIST TURNED ON. REPLACED HEPA FILTER AND IT WAS BACK IN A MONTH