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

4MATIC (permanent four-wheel drive)
4MATIC ensures that all four wheels are permanently driven. Together with ESP® and 4ETS, it improves the traction of your vehicle whenever a drive wheel spins due to insufficient grip. WARNING&n ...

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 ...

See also:

Braking
If ABS intervenes when braking, you will feel a pulsing in the brake pedal. ► If ABS intervenes: continue to depress the brake pedal with force until the braking situation is over. ► ...

BSW/Blind Spot InterventionTM malfunction
When the BSW/Blind Spot InterventionTM systems malfunction, they will be turned off automatically, a beep will sound and the BSW/Blind Spot InterventionTM system warning light (orange) will il ...

Roof
Sunroof The ignition must be in ON/RUN or ACC/ACCESSORY to operate the sunroof and power sunshade. See Retained Accessory Power (RAP) . The vehicle may have a sunroof over the front seats and a r ...