Using the SmartKey
The SmartKey must be close to the driver's door handle.
•► Point the tip of the SmartKey at the driver's door handle.
•► Press and hold the 
button until
the
side windows and the sliding sunroof or the
panorama roof with power tilt/sliding
panel are fully closed.
•► Make sure that all the side windows and the sliding sunroof or panorama roof with power tilt/sliding panel are closed.
On vehicles with a panorama roof with power tilt/sliding panel:
•► Press and hold the button again
until
the roller sunblinds of the panorama roof
with power tilt/sliding panel close.
•► To interrupt convenience closing:
release the button.
See also:
Setting the rear-compartment airflow
using the front control panel
Turn the SmartKey to position 2 in the
ignition lock.
Activate the rear compartment
function via COMAND.
The rear-compartment climate control can
be controlled via the front control panel
...
Maximum gradient-climbing capability
For good road surface conditions, the
maximum gradient-climbing capability is
100%, which corresponds to an approach/departure angle of 45°. Note that the
vehicle's gradient-climbing capability ...
Performance
The nice thing about being able to afford the ML550 is the 382-horsepower V-8
under its hood. Calling this SUV "fast" is an understatement. Mercedes says it
goes from zero to 60 mph in 5 ...