Service menu

In the Service menu you can:
• call up display messages
• check the tire pressure electronically
• call up the service due date
• check the oil level

    See also:

    Ride & Handling
    When I first saw the wheels on my test GLK350 — those 20-inch rims and low-profile all-season tires — I was a little worried about how it would ride on Chicago's crater-filled roads. To my surpris ...

    Changing gear
    The automatic transmission shifts to the individual gears automatically when it is in transmission position D. This automatic gearshifting behavior is determined by: • a shift range restricti ...

    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 ...