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:

    Owner Checks and Services
    At Each Fuel Stop ► Check the engine oil level. See Engine Oil . Once a Month ► Check the tire inflation pressures. See Tire Pressure . ► Inspect the tires for wear. See Tire I ...

    TIREFIT kit version 1
    ► Open flap 2. ► Pull connector 5 with the cable and hose 6 out of the housing. ► Screw hose 6 onto flange 7 of tire sealant bottle 1. ► Insert tire sealant bottle : hea ...

    Locking the vehicle
    If the vehicle can no longer be locked with the SmartKey, you can lock it by taking the following steps. ► Close the front-passenger door, the rear door on the front-passenger side and the ...