2011 Mercedes GL-Class Owner's Manual - Page 206
2011 Mercedes GL-Class Manual
Page 206 highlights
204 Off-road driving systems 10 mph (Canada: between 4 km/h and 18 km/h) while the vehicle is in motion. Driving and parking Vehicles with the Off-Road Pro engineering package X Press button :. Indicator lamp ; lights up. X The DSR symbol and a message such as the following appear in the multifunction display: To increase or reduce the set speed in 1 mph (Canada: 1 km/h) increments: briefly press the cruise control lever to the pressure point, up : for a higher set speed or down ; for a lower set speed. The set value appears in the multifunction display. To increase or reduce the set speed in 5 mph (Canada: 10 km/h) increments: briefly press the cruise control lever past the pressure point, up : for a higher set speed or down ; for a lower set speed. The set value appears in the multifunction display. X If the vehicle's speed is too high, the DSR symbol and the Max. Speed 20 mph (Canada: 30 km/h) message are shown in the multifunction display. X Deactivating Press button :. Indicator lamp ; goes out. The DSR symbol appears in the multifunction display with the Off message. Off-road drive program i The off-road drive program is only available on vehicles without the Off-Road Pro Engineering package. The off-road drive program assists you when driving off-road. The engine's performance characteristics and the gearshifting characteristics of the automatic transmission are adapted for this purpose. ABS, ESP® and 4ETS programs especially adapted to off-road driving are also activated. Do not use the off-road drive program on roads that are snowy or icy or if your vehicle has snow chains mounted. For information on driving off-road, see (Y page 173). DSR switches off automatically when you drive at speeds over 21 mph (Canada: 35 km/h). The DSR symbol appears in the multifunction display with the Off message. You also hear a warning tone. Changing the set speed while the vehicle is in motion When DSR is switched on, you can change the set speed to a value between 3 mph and