i have the same problem x5 2005 3.0 with nav prem pkg

ive been looking for answers for about amonth now since i bought the car

some will tell you its there and the dealer have to avtivated, and some will tell you you have to buy the VR module in order to get the rest of Commands for navigation and notes etc..

the only commands is working for me now is the phone commands.

and i realy dont understand why the NAV commands not working if you have navigation option

so still waiting to the final answer