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Vehicle data, GL 550
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. ...

Making adjustments in 5 mph (Canada:10 km/h) increments
► Briefly press the cruise control lever beyond the pressure point, up 1 for a higher speed or down 2 for a lower speed. The last speed stored is increased or reduced. ...

Separate USB connection
In addition to the USB connection on the Media Interface, there is another USB connection in the glove box. This connection can also be used to play audio files. Electrical consumption at this ...