Download the Key CD image from this link. Burn it to a CD. Then, insert it in your nav computer, and it will complete the update.

http://www.xoutpost.com/nav/Nav_KeyCD.zip

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SOLD
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