IF your FAN or unit powers up but still is not working or FAN is not blowing air then this is probably the fix for it. This is INTERNAL BUTTON ONLY item does not include the black min/max +/- cap shown in pics 2-4.
MERCEDES BENZ W208 1998-2003 CLK430 CLK320 CLK AC CLIMATE CONTROL SWITCHUPGRADE
A/C Heater Blower Motor Resistor W208 for Mercedes-Benz CLK430 SLK230 Chrysler
Heater Actuator Climate Control Panel 2108303185 Mercedes-Benz W210 W202 W208 Bosch
H&R 29 fits Mercedes-Benz 99-06 CLK36 AMG/CLK43 AMG/CLK55 AMG W208 Sport Spring
A0024773001 Fuel Filter for Chrysler Mercedes Benz W202 W203 W209 W208 R129 R170