Originally Posted by jrcmlc

Thanks for the info, I called my local dealer and they said there was a bluetooth install kit for an 03 x5, which I think the only diff. was the s640a option, which I have, so it should be the same I would think. Yes/no? My car apparently had/has assist and the timeport setup, so I should have a microphone, correct?

Does this option (the tel. prewiring) affect which parts I'll need? Any other input is greatly appreciated.

Joe Clark