See also:

Installing the ball coupling
WARNING If the vehicle/trailer combination is not secured, the trailer may come loose. As a result, you could cause an accident. Observe the ball coupling manufacturer's installation inst ...

Vehicle data, GL 450
The data stated here refers specifically to a vehicle with standard equipment. Consult an authorized Mercedes-Benz Center for the data for all vehicle variants and trim levels. ...

Multifunction steering wheel
1 Multifunction display 2 COMAND; see the separate operating instructions 3  Rejects or ends a call Exits phone book/redial memory Makes or accepts a call Switches to the redial mem ...