Mercedes-Benz GL-Class: Important safety notes
WARNING 
Gasoline and diesel fuels are highly flammable
and poisonous. They burn violently and can
cause serious injury.
Never allow sparks, flames or smoking
materials near gasoline or diesel fuel
Turn off the engine before refueling.
Whenever you are around gasoline or diesel
fuel, avoid inhaling fumes and any skin or
clothing contact. Extinguish all smoking
materials.
Direct skin contact with fuels and the
inhalation of fuel vapors are damaging your
health.
Fuel
...
Premium-grade unleaded gasoline
To ensure the longevity and full
performance of the engine, only premiumgrade
unleaded gasoline must be used.
If no premium-grade unleaded gasoline is
available and regular unleaded gasoline
mu ...
See also:
Securing the vehicle to prevent it fromrolling away
WARNING
Only jack up the vehicle on level ground or on
slight inclines/declines. The vehicle could
otherwise fall off the jack and injure you or
others.
If your vehicle is equipped wi ...
Fuel system
WARNING
Under no circumstances should any part of the fuel system be dismantled or replaced
by anyone other than a suitably qualified vehicle technician.
Ensure sparks and naked lights are ke ...
Vehicles with extended Off-Road Proengineering package
Basic settings
The extent to which the vehicle is raised or
lowered depends on the basic setting
selected.
Select:
• Off-road level 3 for freeing the vehicle
in
impassable terrain at low s ...
