Condensation may develop in the heater case which can cause a musty odor from the heating, ventilation and AC (HVAC) system. Our technicians tell us the drain system should be checked for debris. In addition, a cleaner is available for the heater case.
Odor from HVAC vents on Volkswagen Rabbit
11 people reported this problem
Viewing 1 - 5 of 5 problem details
Turning on a/c smells like moldy socks for about 30 seconds to a minute!
smells like cheesy feet
Bad odor when I use the Conditioner.
I had a similar issue and found that a cabin air filter replacement seemed to do the trick.
musty skunk odor when ac has not been used in a while