Mercedes-Benz GL-Class: Gasoline - Refueling - Driving and parking - Mercedes-Benz GL-Class Owner's ManualMercedes-Benz GL-Class: Gasoline

Fuel grade

premium-grade gasoline as this avoids 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 immediately and repaired. Excess unburned fuel can otherwise enter the catalytic converter, leading to overheating and possibly causing a fire.

Use a filter when refueling from a fuel can.

Otherwise, the fuel lines and/or injection system could be blocked by particles from the fuel can.

gasoline with a specified minimum octane Only refuel with premium-grade unleaded gasoline with a specified minimum octane number of 91 (average value of 96 RON/ 86 MON).

Usually, you will find information about the fuel grade on the pump. If you cannot find the label on the gasoline pump, ask the gas station staff.

You can find more information under “Fuel”, or by contacting an authorized Mercedes-Benz Service Center or visiting http://www.mbusa.com (USA only).

    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 o ...

    Diesel
    Fuel grade Only refuel with ULTRA-LOW SULFUR DIESEL FUEL (ULSD, 15 ppm SULFUR MAXIMUM). Using other diesel fuels could result in increased wear and damage to the engine and/or exhaust system. ...

    See also:

    Starting the engine
    WARNING Never start the engine and leave it running when the vehicle is in an enclosed space. Exhaust gases are poisonous and can cause unconsciousness and death if inhaled. NOTICE The ...

    Securing Child Restraints (Right Front Passenger Seat)
    The vehicle has airbags. A rear seat is a safer place to secure a forward-facing child restraint. See Where to Put the Restraint . In addition, the vehicle has a passenger sensing system which is ...

    Side windows
    Important safety notes WARNING   When opening or closing the windows, make sure there is no danger of anyone being harmed by the opening/closing procedure. The door windows are equipped ...