See also:

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. ...

Immobilizer
The immobilizer prevents your vehicle from being started without the correct SmartKey. When leaving the vehicle, always take the SmartKey with you and lock the vehicle. The engine can be started ...

Route guidance active
No change of direction announced 1 Distance to the destination 2 Symbol for "follow the road's course" 3 Distance to the next change of direction 4 Current road Change of direct ...