See also:

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

Important safety notes
Observe the "Important safety notes" section. ABS regulates brake pressure in such a way that the wheels do not lock when you brake. This allows you to continue steering the vehicl ...

Releasing the parking lock manually
In the event of an electrical malfunction, it is possible to release the selector lever lock manually to move it out of position P, e.g. if you wish to tow the vehicle away. Do not use any s ...