See also:

Safety
The 2012 M-Class was deemed a Top Safety Pick by the Insurance Institute for Highway Safety, meaning it received the top score of Good in front- and side-impact crash tests, as well as for roof st ...

Cleaning the seat belts
  Use clean, lukewarm water and soap solution. Do not clean the seat belts using chemical cleaning agents. Do not dry the seat belts by warming them above 176 °F (80 °C) or placing th ...

Automatic interior lighting control
To switch on/off: press the button. The OFF indicator lamp shows whether the automatic interior lighting control is deactivated (indicator lamp on) or activated (indicator lamp off). The in ...