Mercedes-Benz GLS Owner's Manual page 470

Transmission
Display messages
Only select Park (P) when
vehicle is stationary
Apply brake to deselect
Park (P) position
To shift out of P or N,
depress brake and start
engine
Apply brake to select D or R
Apply brake to select R
Possible causes/consequences and
* It is possible to select the park position j only if the vehicle is stationary.
Depress the brake pedal to stop.
#
Shift the transmission to park position j when the vehicle is stationary.
#
* You have attempted to shift the transmission out of park position j and into another transmission position.
Depress the brake pedal.
#
Select transmission position h, k or neutral i.
#
* You have attempted to shift the transmission out of park position j or neutral i and into another transmission
position.
Depress the brake pedal.
#
Start the vehicle.
#
Change the transmission position.
#
* You have attempted to select transmission position h or k.
Depress the brake pedal.
#
Select transmission position h or k.
#
* You have attempted to select transmission position k.
Depress the brake pedal.
#
Select transmission position k.
#
Display messages and warning/indicator lamps 467
M M Solutions