Mercedes-Benz CLK550 Problem Report

Mercedes-Benz CLK550 HVAC Oder Due to Mildew in Heater Box

(4 reports)

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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