2011 Mercedes GL-Class Owner's Manual - Page 195
2011 Mercedes GL-Class Manual
Page 195 highlights
Driving systems (88 km/h), off-road level 2 is canceled. The vehicle is lowered to off-road level 1. You will see a message in the multifunction display, for example: 193 Off-road level 3 is canceled. If you then increase the speed again, the message remains in the multifunction display. The newly set level is not displayed until the vehicle has been set to a level suitable for the current speed. If you maintain or reduce your speed, you will see a message such as the following in the display while the vehicle is being lowered: If you drive faster than 60 mph (96 km/h), offroad level 1 is canceled. The vehicle is lowered to highway level. You will see a message in the multifunction display, for example: The vehicle is lowered to off-road level 2. Once off-road level 2 has been reached, you will see a message in the multifunction display, for example: Depending on the ADS setting (Y page 194), the vehicle is lowered to high-speed level at higher speeds. When you drive at under 25 mph (40 km/h) again, the vehicle is raised to highway level again. Highway/high-speed level ! Make sure that there is enough ground clearance when the vehicle is being lowered. It could otherwise hit the ground, damaging the underbody. If you select an off-road level when driving at too high a speed, the Level Selection Not Permitted message appears in the multifunction display. You can select from the following: ROff-road ROff-road level 1 up to 60 mph (96 km/h) level 2 up to 40 mph (64 km/h) ROff-road level 3 up to 12 mph (20 km/h) If you drive at speeds over 55 mph (88 km/h) or for approximately 20 seconds between 40 mph (64 km/h) and 55 mph Z Driving and parking