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      03-29-2008, 03:58 PM   #8
hov333
Captain
Armenia
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Drives: 2016 M5
Join Date: Sep 2007
Location: Boston, MA

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whoa whats with the aggression. he's right the manual says its for when ur stuck, gives additional traction. i've never used it, but press and hold it for 5 sec and traction is off.
i don't know what other kind of answer ur looking for