Have heard that all the GLC's will be getting the same updated command system that is being used in the new hydrogen GLC late 2018
https://www.autoevolution.com/news/mercedes-glc-facelift-spied-reveals-interior-changes-122762.html
https://www.autoevolution.com/news/mercedes-glc-facelift-spied-reveals-interior-changes-122762.html