Where is the location of the passenger/cabin air filter? Are there more than 1? on 2004 Mercedes-Benz CLK500

Cabin fills with musty, mildewy smell when a/c is first turned on. Thinking a filter needs to be changed somewhere

by in Lancaster, PA on April 28, 2013
1 answer
ANSWER by , April 28, 2013
check your drain tube for a blockage