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CIC to NBT upgrade
Has anybody with the CIC HU done the NBT upgrade? Did you follow a guide? Is it a big undertaking or can it be done reasonably simple? Any pointers?
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2007 BMW X3 2.0i E83
2012 BMW 650i Convertible F12
2023 BMW X3 Xdrive 30e G01
Gone: 2002 BMW 330i Convertible E46
2020 BMW X3 Xdrive 30e G01
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