See also:

Exterior
BMW says the front-end modifications for 2006 have been "executed with the utmost reserve and subtlety." In addition to the restyled hood, the 7 Series sedans have reshaped rocker panels ...

Condensation under the parked vehicle
When using the automatic climate control, condensation water develops that exits underneath the vehicle. Therefore, traces of condensed water under the vehicle are normal. ...

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. ...