Do you put air in the BMW tire like other cars or is there something different that you do? I'm having trouble removing the cap on the little air valve.
Putting air in the tire on 2007 BMW 530xi
The upper dust cap just screws off like any car. If your car has tire pressure monitoring you will see a nut at the valve stem at the rim level, this nut is not to be open it (it would require a socket or wrench anyway to open it,