Quote:
Originally Posted by big bob
The antenna simply unplugs and gets replaced. It may be in the shark fin making things more expensive. The connector could be FAKRA or MCX or MMCX. Take some pictures of the back of the unit. If it is in the shark fin, consider relocating the antenna to the position used in the retrofit. In the E46 this is in the parcel shelf, but you won't have a parcel shelf.
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Shark Fin antenna is for phone not GPS. GPS antenna is imbedded in the rear headliner, but much easier to check the connection first on the back of the nav computer. You can find the GPS antenna part number here:
RealOEM.com * BMW E53 X5 3.0i Gps antenna