Useful information

all This Operator's Manual describes all models and all standard and optional equipment of your vehicle available at the time of publication of the Operator's Manual. Country-specific differences are possible. Please note that your vehicle may not be equipped with all features described. This also applies to safetyrelated systems and functions.

qualified Please read the information on qualified specialist workshops.

    See also:

    Checklist before driving off-road
    – Engine oil level: check the engine oil and add oil if necessary. When driving on steep gradients, the oil level must be sufficiently high to ensure a correct oil supply in the vehicle. – DEF ...

    Cabin Quality
    If the cockpit in a Cadillac Escalade or Infiniti QX56 feels like a roomy lounge, the GL550's cabin is eminently more carlike. Don't expect massive armrests and a tall dashboard — rather, the wrap ...

    High-Tech Features
    Distronic Plus takes adaptive cruise control — of which Mercedes was a pioneer — to another level. Adaptive cruise uses a front-mounted radar device to maintain the following distance from the car ...