Mercedes-Benz GL-Class: Activating/deactivating DSR - DSR (Downhill Speed Regulation) - Off-road driving systems - Driving and parking - Mercedes-Benz GL-Class Owner's ManualMercedes-Benz GL-Class: Activating/deactivating DSR

Activating

DSR can only be activated if you are driving no faster than 20 mph (30 km/h).

Vehicle without the Off-Road Pro Engineering

Vehicle without the Off-Road Pro Engineering package

Vehicle with the Off-Road Pro Engineering package

Vehicle with the Off-Road Pro Engineering package

Press button 1.
Indicator lamp 2 lights up.

The DSR symbol and a message, such as the following, appear in the multifunction display:

If the speed that is being driven is too high,

If the speed that is being driven is too high, the DSR symbol and the Max. speed 20 mph (Canada: 30 km/h) message appears in the multifunction display.

Deactivating

Press button 1.
Indicator lamp 2 goes out.

The DSR symbol appears in the multifunction display with the Off message.

DSR is deactivated automatically if you are driving faster than 21 mph (Canada:

35 km/h). The DSR symbol appears in the multifunction display with the Off message.

You also hear a warning tone.

    Important safety notes
    DSR is an aid to assist you when driving downhill. It keeps the speed of travel at the speed selected on the on-board computer. The steeper the downhill gradient, the greater the DSR braking eff ...

    Changing the set speed whilethe vehicle is in motion
    When DSR is activated, the control speed can be changed to a value between 3 mph and 10 mph (Canada: between 4 km/h and 18 km/h) during the journey. ► To increase or decrease in 1 mph (Ca ...

    See also:

    Before operating dual head restraint DVD system
    Precautions Start the engine when using the Dual Head Restraint DVD System. WARNING The driver must not attempt to operate the Dual Head Restraint DVD System or wear the headphones while th ...

    AM-FM Radio
    Radio Data System (RDS) The Radio Data System (RDS) feature is available for use only on FM stations that broadcast RDS information. This system relies upon receiving specific information from th ...

    Programming the Power Windows
    If the battery on the vehicle has been recharged, disconnected, or is not working, you will need to reprogram each front power window for the express-up feature to work. Before reprogramming, replac ...