2011 Mercedes GL-Class Owner's Manual - Page 294

292 Features Do not place several floormats on top of each other as this may impair pedal movement. vehicle by observing the light reflected off the windshield. Loading, stowing and features X Slide seat backwards. X To install: place the floormat in position. X Press floormat eyelets : onto retainer pins ;. X To remove: pull the floormats off retainers ;. X Remove the floormat. Infrared-reflecting windshield The infrared reflecting glass prevents the vehicle interior from becoming too hot. It also blocks radio waves up into the gigahertz range. In order to operate radio-controlled equipment, e.g. toll systems, there are areas : on the windshield that are permeable to radio waves. In these areas, you can install radio-controlled systems. These areas can best be seen from outside the