BMW Questions? Ask a BMW Repair Expert for Answers.
Can you provide the last 7 digits of the VIN of the vehicle so I can pull up a wiring schematic?
Can you send me a picture of the wires that you have, its not matching up to the wiring diagram I have.
You are speaking of the roof aerial (shark fin) on top of the roof correct? If so, there are 4 antenna connections going to it. Signal lines for GSM1, GSM 2, GPS, and SDARS.