Originally Posted by Technic
Your iDrive need to be software-updated and your TCU (if equipped) needs to be replaced by the Combox.
I'm Not sure but I think the TCU is no longer equiped on BMW cars produced January 2010 and up.
One thing I haven't figured out is i have the proper combox in my car already. Which is it the Combox Media or Combox Tele, since I've seen those two types.
I have BMW Assist, so I'm Assuming I have the Combox Tele in my car right now. Am I correct in saying that?