Mercedes SLK World Forum - View Single Post - DIY: Service E Cabin Air Filter Replacement

**DansSlk** · 05-28-2008

I think it's primary purpose is to protect the rubber seals on the flapper's.

When in recirc mode it helps remove smell's and so on.

05-28-2008	#25 (permalink)
DansSlk Dude Join Date: Jun 2006 Location: Wales Vehicle: 05 B55S (Brabus 6.1 S) Posts: 6,797 Country: Thanks: 96 Thanked 232 Times in 179 Posts	I think it's primary purpose is to protect the rubber seals on the flapper's. When in recirc mode it helps remove smell's and so on. __________________ One thing you will learn with German cars - If it's simple it ain't happening.