Mercedes-Benz GL-Class: Displaying the coolant temperature - Standard display menu - Menus and submenus - On-board computer and displays - Mercedes-Benz GL-Class Owner's ManualMercedes-Benz GL-Class: Displaying the coolant temperature

WARNING Driving when your engine is overheated can 
Driving when your engine is overheated can cause some fluids which may have leaked into the engine compartment to catch fire. You could be seriously burned.
Steam from an overheated engine can cause serious burns which can occur just by opening the engine hood. Stay away from the engine if you see or hear steam coming from it.
Stop the vehicle in a safe location away from other traffic. Turn off the engine, get out of the vehicle and do not stand near the vehicle until the engine has cooled down.

Press the steering wheel to select the standard button on the steering wheel to select the standard display.
Press the coolant temperature. button to select the coolant temperature.

Under normal driving conditions, with the

Under normal driving conditions, with the correct anti-corrosion and antifreeze additive concentration, the reading may rise to 248 °F(120 °C).

248 °F(120 °C) do not continue driving. The If the coolant temperature exceeds 248 °F(120 °C) do not continue driving. The engine will otherwise be damaged.

    Standard display
    ► Press the button on the steering wheel to select the standard display. Standard display 1 Trip odometer 2 Odometer You can select the following functions in the Standard display men ...

    Displaying the digital speedometer oroutside temperature
    If you have selected the digital speedometer for the status bar, the outside temperature is displayed here. ► Press the button on the steering wheel to select the standard display. ...

    See also:

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    Using RSE
    The system is operated using the remote control. To release the remote from the docked position, press at the top of the remote to unlatch it. NOTICE Do not attempt to pull the remote contro ...

    Tire Rotation and Required Services Every 12 000 km/ 7,500 mi
    Rotate the tires, if recommended for the vehicle, and perform the following services. See Tire Rotation  . Check engine oil level and oil life percentage. If needed, change engine oil and ...