Distance to back of head: electrical head restraints
The head restraint is automatically repositioned when the shoulder support is adjusted.
See also:
Using the door lock
General information
Locking from the outside
Do not lock the vehicle from the outside if
there are people in it, as the vehicle cannot be
unlocked from inside without special knowledge.◄
...
Front airbags
Front airbags help protect the driver and front
passenger by responding to frontal impacts in
which safety belts alone cannot provide adequate
restraint. ...
Automatic update
About twice a year, Sirius performs an update of
the channel names and positions. The update
takes place automatically and may take several
minutes. ...