See also:

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

Opening and closing the side windows
Opening and closing the side windows 1 Front left 2 Front right 3 Rear right 4 Rear left The switches for all side windows are located on the driver's door. There is also a switch on each d ...

Applying/releasing manually
– To apply: press handle 1. The red (USA only) or (Canada only) indicator lamp in the instrument cluster lights up. The electric parking brake can also be applied when the SmartKey is ...