See also:

Socket in the rear-compartment center console
Pull cover 2 out by its top edge. X Lift up the cover of socket 1. ...

Bar
Metric unit for tire pressure. There are 14.5038 pounds per square inch (psi) to 1 bar; there are 100 kilopascals (kPa) to 1 bar. ...

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