Mercedes-Benz GL-Class: BAS (Brake Assist System) - Driving safety systems - Safety - Mercedes-Benz GL-Class Owner's ManualMercedes-Benz GL-Class: BAS (Brake Assist System)

section. Observe the "Important safety notes" section.

BAS operates in emergency braking situations. If you depress the brake pedal quickly, BAS automatically boosts the braking force, thus shortening the stopping distance.

Keep the brake pedal firmly depressed until the emergency braking situation is over.

ABS prevents the wheels from locking.

The brakes will function as usual once you release the brake pedal. BAS is deactivated.

WARNING If the BAS malfunctions, the brake system still 
If the BAS malfunctions, the brake system still functions, but without the additional brake boost available that the BAS would normally provide in an emergency braking maneuver.
Therefore, the braking distance may increase.

    Off-road ABS
    An ABS mode specifically suited to off-road terrain is activated automatically if the offroad drive program is activated or the LOW RANGE off-road gear is selected. At speeds below 18 mph(30 km ...

    See also:

    Torque Lock
    If you are parking on a hill and you do not shift the transmission into P (Park) properly, the weight of the vehicle can put too much force on the parking pawl in the transmission. It might be diffi ...

    Tailgate opening height
    It is possible to set the maximum height to which a powered tailgate will open. This is useful in parking areas with very low roofs or just for ease of use. 1. Open the tailgate to the position whi ...

    Vehicle Storage
    Tires age when stored normally mounted on a parked vehicle. Park a vehicle that will be stored for at least a month in a cool, dry, clean area away from direct sunlight to slow aging. This area shou ...