Mercedes-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 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
To ensure proper engine performance and long life, careful attention must be
paid to engine oil. Following these simple, but important steps will help protect
your investment:
► Always use ...
Overview of interior lighting
Overhead control panel
1 Switches the left-hand front
reading
lamp on/off
2 Switches the rear interior
lighting
on/off
3 Switches the automatic interior
lighting control on/off
4 Swit ...
Tow mode
The TOW MODE should be used when
pulling a heavy trailer or hauling a heavy
load. Driving the vehicle in the TOW MODE
with no trailer/load or light trailer/light
load will not cause any dama ...







