Car Problem Reports

Mercedes-Benz C230 Mildew in Heater Box

Mercedes-Benz C230 Problem
14 Reports
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Model Years Affected: 1999, 2002, 2003, 2004, 2005, 2006, 2007

Average Mileage: 92,875 mi (45,000 mi - 140,000 mi)


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.

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