System difficulties

NOTICE Use of an incorrect program will impair the vehicle's response to the terrain and can reduce the life of the suspension and drive systems. If the system becomes partially inoperabl ...

Selecting HDC

1. Press to switch HDC on and off. 2. Press to increase the set speed. 3. Press to decrease the set speed. HDC can be selected at speeds below 50 mph (80 km/h). HDC can be used in D, R or Comman ...

See also:

Trailer power supply
The trailer power socket of your vehicle is designed for connecting the 7-pin connector supplied as part of the Mercedes-Benzapproved trailer coupling. Depending on your trailer, you may need an ...

Airbag System Messages
SERVICE AIR BAG This message displays if there is a problem with the airbag system. Have your dealer inspect the system for problems. See Airbag Readiness Light   and Airbag System & ...

Security Light
The security light should come on briefly as the engine is started. If the system is working normally, the indicator light turns off. If it does not come on, have the vehicle serviced by your deal ...