See also:

Selecting the ideal shift range
Press the selector lever to the left towards D– and hold it in position. or Pull the left-hand steering wheel paddle shifter and hold it in position. The automatic transmission shifts to the ...

Cargo & Towing
When properly equipped with the optional trailer hitch, the GLK350 is rated to tow up to 3,500 pounds. ...

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. ...