Odor from HVAC vents on Chrysler 300M

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: 101,983 (70,000–138,000)
6 model years affected: 1999, 2000, 2001, 2002, more2003, 2004
12 people reported this problem
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Viewing 1 - 4 of 4 problem details
2003 Chrysler 300M 70,000 mi,
terrible musty, moldy smell
2001 Chrysler 300M 138,000 mi,
My car smelled terrible. My mechanic found that the evaporator coil was plugged and replaced it. That was 3 years ago and I haven't had that problem since. I read up and found that a plugged evaporator coil is a common problem.
2001 Chrysler 300M 73,000 mi,
I HAVE THE ORDOR COMING FROM THE VENT HAD A LOT OF HELP FROM PLACING A BAKING POUDER BOX INSIDE THE CAR
1999 Chrysler 300M 117,000 mi,
Oh yeah. I've had this exact problem myself. I'm going to further investigate and hopefully solve this.