Mercedes-Benz 2011 GLK-Class Operator's Manual page 140

Automatic transmission
138
Derestricting the shift range
X
Briefly press the selector lever to the right
towards D+.
The shift range is derestricted.
Clearing the shift range restriction
X
Press and hold the selector lever towards
D+ until D is shown once more in the
multifunction display.
The automatic transmission shifts from the
current shift range directly to D.
Selecting the ideal shift range
X
Press the selector lever to the left towards
D– and hold it in position.
The automatic transmission shifts to the
gear which allows ideal acceleration and
deceleration. To do this, the automatic
transmission shifts down one or more
gears.