Mercedes-Benz GL-Class: Important safety notes - Fuel - Service products and capacities - Technical data - Mercedes-Benz GL-Class Owner's ManualMercedes-Benz GL-Class: Important safety notes

WARNING Gasoline and diesel fuels are highly flammable 
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 fuelTurn off the engine before refueling.
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:

    Adjusting the head restraint height(second and third row of seats)
    Outer seat head restraints in the second row of seats Outer seat head restraints in the third row of seats ► If the head restraint is fully lowered, it is necessary to press release ...

    Changing the settings of the lockingsystem
    You can change the setting of the locking system in such a way that only the driver's door and the fuel filler flap are unlocked. This is useful if you frequently travel on your own. ► To ch ...

    List soft key
    The List button can be used when the characters entered reduce the possible entries to a small enough number. You can also select List (when active) without entering a POI name. All the relevant ...