pull the heater control knob off and located behind is a small capless bulb pull out and then push in new bulb replace knob job done
how do you change heater blower resister merc a class
How do I Replace the door mirror on a mercedes benz 1994 c-class
replace the thermostat
unplug it
Take it to a mechanic.
Yes, But Can I now What MB you have.
How to place a Poly V Belt on E class Mercedes 270cdi 2002
http://wiki.answers.com/Q/How_do_you_replace_the_Mercedes_Benz_C_class_cigarette_lighter"
To replace radius arm bushings on a Mercedes A class, remove the 1 1/8 nut at the end of the radius arm. Cut the rivets out and remove the 4 bolts holding the hanger on. Remove the hanger and replace the bushings and bolt it back together.
Oh and it is cooking class right?
at the front of the car the sides left and right and at the back middle
it is probably the heater control valve see my tutorial on this at http://www.benzworld.org/forums/w201-190e-d-class/1358590-troubleshooting-mercedes-benz-190-e-d-210-tempmatic-climate-control-system.html#post2716281