Mercedes-Benz GLK-Class: Fuel grade - Gasoline - Refueling - Driving and parking - Mercedes-Benz GLK-Class Owner's ManualMercedes-Benz GLK-Class: Fuel grade

damaging the catalytic converter. 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.

injection system could be blocked by particles from the fuel can. 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.

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

You will usually find information about the fuel grade on the pump. If you cannot find the label on the pump, ask the staff for assistance.

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

    Gasoline
    ...

    Refueling
    ...

    See also:

    Checking automatic transmission fluid (if equipped)
    Refer to your scheduled maintenance information for scheduled intervals for fluid checks and changes. Your transmission does not consume fluid. However, the fluid level should be checked if the tra ...

    Vehicle identification number (VIN)
    The vehicle identification number (VIN) can be found in the following locations: on the vehicle identification plate () on the lower edge of the windshield () In addition to being stamped on ...

    Air conditioner specification label
    The air conditioner specification label is attached to the underside of the hood as shown. ...