Safety
As of this writing, the 2011 QX56 hasn't been crash-tested.
Standard safety features include front and side-impact airbags, side-curtain airbags for all three rows, an electronic stability system and active front head restraints. For a full list of safety features, see here. To see how well child-safety seats fit into the QX56, see here.
See also:
Sense and style
Family Friendly (Not Really, Fair, Great, Excellent): Fair-Great
Fun-Factor (None, Some, Good Times, Groove-On): Some ...
Windshield wiper and washer switch
WARNING
In freezing temperatures the washer solution may freeze on the window and obscure your vision which may lead to an accident. Warm the window with the defroster before you wash the window.
...
Readiness for Inspection/Maintenance (I/M) test
A vehicle equipped with Four-Wheel Drive
(4WD) should never be tested using a two
wheel dynamometer (such as the dynamometers
used by some states for emissions
testing), or similar equipment. ...