Mercedes haven't informed as to whether cars being built now have had the fix done, some people have the problem from day 1, I did. Your car certainly won't have had the fix done.
Can you please fill in your location in your profile, as some responses are market specific.
2017 GLC AMG43 premium plus, night pack, leather, intel lights, 360 camera, side steps. = sadly gone
Now GLE450 Premium plus, Selenite, Black/White Nappa leather, Tech plus pack, Driving assistance pack, Tow pack, Off road pack, 22 inch wheels.