This is how you delete all previously paired phones and clear the information from the ULF:

1. Turn the ignition off.
2. Push and hold pairing button (not the steering wheel button).
3. Continue holding the piaring button and turn the key to position 2 (run position). Contunie holding the pairing button for another couple seconds.
4. Release the pairing button when the "Bluetooth Pairing" message displays.
5. Push and old the pairing button again. Hold it for about 10 seconds.
6. You will get a "Paired Devices Deleted" messages when all phones have been deleted.

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2000 E38 750iL Highline Edition, Upgraded with the lastest 2006 X5 Electronics
MKIV Navigation, 16:9 Display, Bluetooth, TV/Video with Backup Camera, Sirius, and Aux Input