E46Fanatics - View Single Post - Bluetooth Installation: TCU version
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Old 01-30-2010, 02:29 PM   #4
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Join Date: Sep 2009
Location: Montclair, NJ
Posts: 255
My Ride: 2011 328i xDrive
And does anyone know what that 4th purple antenna wire is that is tucked in with the other stuff? I never plugged it in and my system appears to be working fine.

| 2011 328i xDrive | Titanium Silver [B]|
Past: | 2004 330xi | Titanium Silver
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