Tried installing the Aux Audio Input Kit #82-11-0-149-390 for our 2005 x3 VIN #WBXPA93465WD01753 per BMW instructions. However, no aux input is available via the "mode" button. According to BMW parts, our "SV 34-04 630" software version should be compatible. Our Business CD head unit SN is...

Hi I'm new to owning a BMW and have a 316ti Coupe 2005 reg M Sport. I can't find anyway of connecting my iPhone 4 to the stereo so was wondering if the stereo can be removed and replaced with a newer model with a aux plug. Can anyone help?

Hi! First of all, i have searched everywhere without finding a solution for my problem. I have recently bought a 97' 520 with the Business stereo / Cassette / Amp in trunk. Picture of a similar player is attached. The problem is that it simply wont turn on. The lights and clock work, nothing...