HVAC Oder Due to Mildew in Heater Box on Mercedes-Benz C320

Problem Description and Possible Solution

The heating, ventilation and AC (HVAC) heater box is susceptible to mildew buildup. This can result in a musty odor from the HVAC system, most noticeable when the system is first turned on.

Problem Data
RepairPal Verified
Average mileage: (–)
5 model years affected: 2001, 2002, 2003, 2004, more2005
6 people reported this problem
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The system smells like body odor when first turned on.