See also:

Locking the trunk separately
You can lock the trunk separately. If you then unlock the vehicle centrally, the trunk remains locked and cannot be opened. Close the trunk lid. Take the mechanical key out of the SmartKey. ...

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

Weight specifications
The gross trailer weight is calculated by adding the weight of the trailer to the weight of the load and equipment on the trailer. Maximum gross vehicle weight:. The maximum permissible trailer ...