Mercedes-Benz GL-Class: Infrared reflective windshield - Features - Stowing and features - Mercedes-Benz GL-Class Owner's ManualMercedes-Benz GL-Class: Infrared reflective 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

In order to operate radio-controlled equipment, e.g. toll recording systems, areas 1 on the windshield are permeable to radio waves. In these areas, you can install radio-controlled systems.

These areas can best be seen from outside the vehicle by observing the light reflected off the windshield.

    Floormat on the driver's side
    WARNING   Whenever you are using a floormat, make sure there is enough clearance and that the floormat is securely fastened. The floormat should always be securely fastened using the fa ...

    See also:

    Engine oil and oil filter recommendation
    Selecting the correct oil It is essential to choose the correct grade, quality, and viscosity engine oil to ensure satisfactory engine life and performance, see “Capacities and recommended fu ...

    How to Check Lubricant
    To get an accurate reading, the vehicle should be on a level surface. A. Fill Plug B. Drain Plug When the differential is cold, add enough lubricant to raise the level from 0mm (0 in) to 3.2 ...

    Ignition Positions
    The ignition switch has four different positions. To shift out of P (Park), the ignition must be in ON/RUN or ACC/ ACCESSORY and the regular brake pedal must be applied. A (STOPPING THE ENGINE/ L ...