Mercedes-Benz GL-Class: Important safety notes - Refueling - Driving and parking - 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.

WARNING Overfilling of the fuel tank may create 
Overfilling of the fuel tank may create pressure in the system which could cause a gas discharge. This could cause the gasoline to spray back out when removing the fuel pump nozzle, which could cause personal injury.

WARNING Do not fill diesel tanks with gasoline. Do not 
Do not fill diesel tanks with gasoline. Do not mix diesel fuel with gasoline. Otherwise the fuel system and engine could be damaged. In addition, the vehicle could catch fire.

a diesel engine. Do not use diesel to refuel Do not use gasoline to refuel vehicles with a diesel engine. Do not use diesel to refuel vehicles with a gasoline engine. Even a small quantity of the wrong fuel will damage the fuel system and engine.

accidentally refuel with the wrong fuel. Do not switch on the ignition if you accidentally refuel with the wrong fuel.

Otherwise, the fuel will enter the fuel lines.

Notify a qualified specialist workshop and have the fuel tank and fuel lines drained completely.

    Refueling
    ...

    Gasoline
    Fuel grade You should only refuel with unleaded premium-grade gasoline as this avoids damaging the catalytic converter. If engine running problems are apparent, have the cause checked immedia ...

    See also:

    Keyless locking
    The vehicle will not lock automatically. To lock the vehicle press the keyless locking button (arrowed) on the door handle once. The hazard warning lamps will flash once to confirm. In some marke ...

    Liftgate
    The liftglass or liftgate cannot be opened if the rear wiper is in motion. Attempting to open the liftglass or liftgate while the rear wiper is in motion will cause the release of the liftglass or ...

    Selecting access height
    To select access height from normal height, press down on the raise/lower switch. To select access height from Off-road height, press down on the switch once, and then a second time while lowering ...