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2004 E53 X5 4.4i Rear Fog light Install...COMPLETE!
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01-07-2010, 04:42 PM
lemans4.8
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Join Date: Aug 2007
Location: Centennial, CO
Posts: 539
the Trailer Tow Module is required (also known as TCM). I just did this DIY with purchasing just the TTM and everything works! I also ordered a different euro switch, as I have adaptive bi-xenons.
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2005 BMW X5 4.8is - Le Mans Blau
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My SAV Information
Model:
X5
Year:
2005
Color:
Le Mans Blau on Black
Engine:
4.8is