See also:

Remove attached partsfollowing use
Remove auxiliary mirrors, roof or rear luggage racks which are no longer required following use. Attached parts on the vehicle impair the aerodynamics and increase the fuel consumption. ...

Reverse gear
Select only when the vehicle is stationary. When the gearshift lever is pressed to the left, a slight resistance needs to be overcome. ...

Vehicle Overview
BMW calls the 2006 version of its flagship 7 Series sedan a midsize freshening rather than a redesign. Launched as a 2002 model, the current-generation rear-wheel-drive 7 Series has been available ...