when you put the old dvd back in does it give you the same problem...if so its just a bad 2007.1 copy. If not it seems like the dealer messed up when they upgraded to the v28 sw.

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2006 BMW X5 4.8is Lemans Blue/Beige/Dark Maple
-Nav, Comfort Seats, Heated Steering Wheel,
Rear Airbags, AUX Input
2009 BMW M3 Space Grey/Black/Carbon
-all options