Mercedes-Benz GL-Class: Important safety notes - On-board computer and displays - Mercedes-Benz GL-Class Owner's ManualMercedes-Benz GL-Class: Important safety notes

You will find an illustration of the instrument cluster in the "At a glance" section.

WARNING A driver's attention to the road and traffic 
A driver's attention to the road and traffic conditions must always be his/her primary focus when driving.
For your safety and the safety of others, selecting features through the multifunction steering wheel should only be done by the driver when traffic and road conditions permit it to be done safely.
Bear in mind that at a speed of just 30 mph (approximately 50 km/h ), your vehicle is covering a distance of 44 feet (approximately 14 m) every second.

WARNING No messages will be displayed if either the 
No messages will be displayed if either the instrument cluster or the multifunction display is inoperative.
As a result, you will not be able to see information about your driving conditions, such as
speed
outside temperature
warning/indicator lamps
malfunction/warning messages
failure of any systems
Driving characteristics may be impaired.
If you must continue to drive, do so with added caution. Contact an authorized Mercedes-Benz Center as soon as possible.

WARNING Malfunction and warning messages are only 
Malfunction and warning messages are only indicated for certain systems and are intentionally not very detailed. The malfunction and warning messages are simply a reminder with respect to the operation of certain systems. They do not replace the owner's and/or driver's responsibility to maintain the vehicle's operating safety. Have all required maintenance and safety checks performed on the vehicle. Bring the vehicle to an authorized Mercedes-Benz Center to address the malfunction and warning messages.

    Useful information
    This Operator's Manual describes all models and all standard and optional equipment of your vehicle available at the time of publication of the Operator's Manual. Country-specific differences are ...

    See also:

    Fuse box in the engine compartment
    ► Open the hood. Illustrated: GL 450 (GL 350 BlueTEC, GL 550 are similar) ► Remove any existing moisture from the fuse box using a dry cloth. ► To open: open clamps 2. ` ...

    Precautions on vehicle-to-vehicle distance control mode
    The system is intended to enhance the operation of the vehicle when following a vehicle traveling in the same lane and direction. If the distance sensor A detects a slower moving vehicle a ...

    Important notes on tire pressure
    WARNING   If the tire pressure drops repeatedly, check the tires for punctures from foreign objects and/or whether air is leaking from the valves or from around the rim. The tire temper ...