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Mercedes-Benz CLK500 Problems

HVAC Oder Due to Mildew in Heater Box on Mercedes-Benz CLK500

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.

(6 people reported this problem)

Mercedes-Benz CLK500 Vehicles With This Problem

RepairPal Verified
Average mileage: 60,000 (60,000–60,000)
4 model years affected: 2003, 2004, 2005, 2006
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Brake problem? Or maybe a faulty head gasket cylinder?
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