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

Fuel filler flap

The fuel filler flap is unlocked or locked automatically when you open or close the vehicle with the SmartKey or using KEYLESSGO.

The position of the fuel filler cap is displayed in the instrument cluster next to the filling pump indicates the side of. The arrow next to the filling pump indicates the side of the vehicle.

1 To open the fuel filler flap

1 To open the fuel filler flap
2 To insert the fuel filler cap
3 Fuel type
4 Tire pressure table

Opening

► Switch off the engine.
► Remove the SmartKey from the ignition lock.

KEYLESS-GO: open the driver’s door. This switches the ignition to position 0, which corresponds to having removed the SmartKey. The driver’s door can be closed again.

► Press the fuel filler flap in the direction of arrow 1.

The fuel filler flap opens slightly.

► Open the fuel filler flap.
► Turn the fuel filler cap counter-clockwise and remove it.
► Insert the fuel filler cap into the holder bracket on the inside of filler flap ;.
► Completely insert the pump nozzle into the filler neck and refuel.
► Only fill the tank until the pump nozzle switches off.

fuel system. Overfilling the fuel tank could damage the fuel system.

Closing

► Replace the fuel filler cap and turn it clockwise. The fuel filler cap audibly engages.
► Close the fuel filler flap.

the reserve fuel warning lamp flashes. In If you drive with the fuel filler cap open, the reserve fuel warning lamp flashes. In addition, the (Canada only) Check Engine warning (USA only) or lamp (Canada only) Check Engine warning lamp may light up. A message appears in the multifunction display.

For further information on warning and indicator lamps in the instrument cluster, see.

vehicle. A locking pin otherwise prevents Close the fuel filler flap before locking the vehicle. A locking pin otherwise prevents the fuel filler flap from closing after the vehicle has been locked.

    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. ...

    Fuel filler flap emergency release
    WARNING   Avoid contact with the vehicle walls as they may contain sharp edges. Otherwise, you could injure yourself while releasing the fuel filler flap. The emergency release is locat ...

    See also:

    Engine Overheating
    The vehicle has several indicators to warn of engine overheating. There is a coolant temperature gauge on your vehicle's instrument panel. See Engine Coolant Temperature Gauge  . In additi ...

    Diagnostics
    OnStar Vehicle Diagnostics will perform a vehicle check every month. It will check the engine, transmission, antilock brakes, and major vehicle systems. It also checks the tire pressures, if the veh ...

    Power Assist Steps
    The vehicle may have power assist steps. To enable or disable the power assist steps push . The power assist steps automatically extend from beneath the vehicle on the side in which the door has ...