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:

Steering
Hydraulic Power Steering Your vehicle has hydraulic power steering. It may require maintenance. See Power Steering Fluid . If power steering assist is lost due to a system malfunction, the vehicle ...

Maintenance Schedule
Owner Checks and Services At Each Fuel Stop . Check the engine oil level. See Engine Oil  . Once a Month . Check the tire inflation pressures. See Tire Pressure  . . Inspect the tires f ...

PRE-SAFE® (preventative occupantprotection)
WARNING   The PRE-SAFE® system reduces the impact of an accident on vehicle occupants, as long as their seat belts have been fastened correctly. Although your vehicle is equipped with a ...