Mercedes-Benz GL-Class: Slippery road surfaces - Winter driving - Driving tips - Driving and parking - Mercedes-Benz GL-Class Owner's ManualMercedes-Benz GL-Class: Slippery road surfaces

WARNING The outside temperature indicator is not 
The outside temperature indicator is not designed to serve as an ice-warning device and is therefore unsuitable for that purpose.
Indicated temperatures just above the freezing point do not guarantee that the road surface is free of ice. The road may still be icy, especially in wooded areas or on bridges.

WARNING On slippery road surfaces, never downshift in 
On slippery road surfaces, never downshift in order to obtain braking action. This could result in drive wheel slip and reduced vehicle control. Your vehicle's ABS will not prevent this type of control loss.
Do not engage the transfer case in position LOW when driving on ice or packed snow. At speeds below 18 mph (30 km/h) vehicle steering is adversely affected by the Off-road ABS.

Drive particularly carefully on slippery road surfaces. Avoid sudden acceleration, steering and braking maneuvers. Do not use cruise control.

If the vehicle threatens to skid or cannot be stopped when moving at low speed:

Shift the transmission to position N.

snow chains, see. For more information on driving with snow chains, see.

WARNING Make sure that you do not endanger other 
Make sure that you do not endanger other road users when you apply the brakes.

    Snow chains
    For safety reasons, Mercedes-Benz recommends that you only use snow chains which have been specially approved for your vehicle by Mercedes-Benz, or are of a corresponding standard of quality. ...

    See also:

    Ignition Transmission Lock Check
    While parked, and with the parking brake set, try to turn the ignition to LOCK/OFF in each shift lever position. ► The ignition should turn to LOCK/OFF only when the shift lever is in P (Park ...

    Resuming a Set Speed
    If the cruise control is set at a desired speed and then the brakes are applied, the cruise control is disengaged without erasing the set speed from memory. Once the vehicle speed reaches about 40 k ...

    Bluetooth®
    For vehicles with a Bluetooth system, it allows users with a Bluetooth-enabled cell phone to make and receive hands-free calls using the vehicle’s audio system and controls. The Bluetooth-enabled ...