See also:

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. ...

Problems with the engine
Problem The engine does not start. The starter motor can be heard. Possible causes/consequences and Solutions There is a malfunction in the engine electronics. There is a malfunction in the fu ...

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