Engaging the electric parking brake automatically

The electric parking brake is automatically applied if HOLD or DISTRONIC PLUS brakes the vehicle until it is stationary and at least one of the following conditions is fulfilled:
• the engine is switched off.
• the driver's door is open and the seat belt is not fastened.
• the hood is released.
• the trunk lid is opened while the automatic transmission is in position R.
• the vehicle is stationary for a lengthy period.

The red (Canada (USA only) or only) indicator lamp in the instrument cluster (Canada only) indicator lamp in the instrument cluster lights up.

P may also be engaged automatically. In addition to the electric parking brake, P may also be engaged automatically.

    See also:

    Exterior & Styling
    Particularly from the rear, the GL's appearance looks a bit like Mercedes' original M-Class — so much so that a passenger walked up to an older M thinking it was the GL. The GL550's 21-inch wheels ...

    Switching off the manual drive program
    Press the program selector button repeatedly until C or S appears in the multifunction display. ...

    Maximum gradient-climbing capability
    If the load on the front axle is reduced when pulling away on a steep uphill slope, the front wheels have a tendency to spin. 4ETS recognizes this and brakes the wheels accordingly. The rear wh ...