Problem Reports » Mildew in Heater Box
Mercedes-Benz CLK63 AMG
Report: Mildew in Heater Box
Mercedes-Benz CLK63 AMG Problem
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.