Climate control airflow on 1995 Mercedes-Benz S420

My car does not change the airflow from off of the defrost to the floor or any other position. Do you know what could be keeping this from happening.

by in Darby, PA on February 08, 2014
1 answer
ANSWER by , February 09, 2014
Possible heater mode selector is hanging in the heater case, really needs to be looked at.