See also:

Locking and unlocking
Pressing the buttons locks and unlocks the doors and the trunk lid when the front doors are closed, but they are not secured against theft. The fuel filler flap remains unlocked. ...

Screw thread
Push out the cover by pressing on the top edge. ...

BMW X5: rear seats and 3rd row seats Adjusting the height
BMW X5: rear seats and 3rd row seats Adjusting the height ▷ To raise: pull. ▷ To lower: press the button, arrow 1, and push the head restraint down. In vehicles equipped with 3rd ro ...