Mercedes-Benz GLK-Class: Premium-grade unleaded gasoline - Fuel - Service products and capacities - Technical data - Mercedes-Benz GLK-Class Owner's ManualMercedes-Benz GLK-Class: Premium-grade unleaded gasoline

unleaded gasoline may be used. If there is no premium-grade unleaded gasoline available To ensure the longevity and full performance of the engine, only premiumgrade unleaded gasoline may be used. If there is no premium-grade unleaded gasoline available and regular-grade unleaded gasoline may be used; please observe the following precautions:

  • only fill the fuel tank to half full with regular-grade unleaded gasoline and fill the rest with premium-grade unleaded gasoline as soon as possible.
  • do not drive at the maximum speed.
  • avoid sudden acceleration.
  • if the vehicle is carrying a light load, e.g. two passengers without luggage, do not allow the engine to rev above 3,000 rpm.
  • if the vehicle is fully loaded or is being operated in mountainous terrain, do not depress the accelerator pedal further than Ô of the pedal travel.
    Important safety notes
    WARNING Gasoline is highly flammable and poisonous. It burns violently and can cause serious personal injury. Never allow sparks, flames or smoking materials near gasoline. Turn off the engi ...

    Fuel requirements
    Use only premium-grade unleaded gasoline. The octane number should be at least 91. Details can be found on the gas pump. The octane number is the average value of the Research Octane Number (RON) ...

    See also:

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    Accessories and Modifications
    Adding non-dealer accessories or making modifications to the vehicle can affect vehicle performance and safety, including such things as airbags, braking, stability, ride and handling, emissions s ...