This page will show you how to install the new upgraded LED license plate lights for the Mercedes G-Class (75-318), applies for both LCI/facelift 1st and 2nd gen G-Class.
1) Un-bolt the OEM license plate light and pry it out.
2) Unplug the OEM license plate light off the metal connector.
3) Impotatnt Step: Once you unplug the license plate light, the metal connector will be loose, Before you install back with the new LED license plate light, please use the plier to clamp on the metal connector to make it tight again.
4) Install back with the new LED license plate lght and screw it back.