Displaying service messages
Switch on the ignition.
Press 
or
on the steering wheel
to select the Serv. menu.
Press 
or
to select the ASSYST
PLUS submenu and press 
to
confirm.
The service due date appears in the
multifunction display.
See also:
Driving with summer tires
Observe the notes in the "Winter operation"
section. ...
Setting DSR
With the DSR speed function, you can set the
speed of DSR (the speed for driving downhill) to a value between 3 mph (Canada: 4 km/h) and 10 mph (Canada:
18 km/h). The adjustments are made in
1-mp ...
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.
...