I wish I owned all the different flavors of the x5 to do a howto on each one. I hate it when people run into stuff that I cant replicate because of the different setups bmw has on these.

But that video seems to be as close as I can come up with to help you on yours.

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Just BMW's - All cars and trucks was two pages long
1994 318is
1997 528i
2000 323i
2001 X5 3.0 auto
2005 X5 3.0 auto
2011 535xi auto
2013 X5 xdrive35 Turbo
More are at my website

Aftermarket E53 Radio Install