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:

Bulb specification
NOTICE Before attempting to replace a bulb, ensure that both the affected lamp and the vehicle's ignition, are turned off. If the circuit remains live, a short circuit can occur which ma ...

When Should an Airbag Inflate?
Frontal airbags are designed to inflate in moderate to severe frontal or near-frontal crashes to help reduce the potential for severe injuries mainly to the driver's or right front passenger' ...

Freeing a frozen door lock
To prevent a door lock from freezing, apply deicer through the key hole. If the lock becomes frozen, heat the key before inserting it into the key hole or use the Intelligent Key system. ...