
Dang!!! This old thread is still alive and kickin' with over 375 hits!!!!
The 06 CLK 350 does NOT have a charcoal filter below the glove box, BUT
the 06 CLK 500 DOES HAVE the charcoal filter!!!
The charcoal filter will not harm the A/C system... it filters the smell from circulating through the A/C and the cabin. Just remember to change it or the air flow will be reduced.