2007 Mercedes GL-Class Owner's Manual - Page 173

Controls in detail Control system Submenus in the Settings menu Press button j. The collection of the submenus appears in the multifunction display. With the selection marker on the desired submenu, use the j button to access the individual functions within that submenu. Once within that submenu, you can use the j button to move to the next function or the k button to move to the previous function within that submenu. The settings themselves are made with button æ or ç. Press button ç. The selection marker moves to the next submenu. The submenus are arranged by hierarchy. Scroll down with button ç, scroll up with the button æ. 172