Buttons on temperature control assemblies work erratically due to wear of parts in control head on Mercedes-Benz E420

Due to wear of mechanical parts in the control head, the buttons on temperature control assemblies work erratically or not at all. These control heads need to be replaced for this concern or when the display screen starts to fade out.
RepairPal Verified
Average mileage: (–)
2 model years affected: 1994, 1995
2 people reported this problem
0 people shared problem details
Related Items:
I turn on the headlights and fog light and only the fog lights work but they work when I turn o...
The lower control arm bushings can wear and crack, resulting excessive movement at the control...
My blower doesn't kick on when I have the A/C on. The compressor is working fine, but the blowe...

Related Content