See also:

Activating/deactivating Bluetooth®
Select Vehicle in the main function bar by turning the COMAND controller and press to confirm. Select System by turning the COMAND controller and press to confirm. Select Blueto ...

TWR (Tongue Weight Rating)
The TWR specifies the maximum permissible weight that the ball coupling of the trailer tow hitch can support. ...

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 ...