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      07-17-2011, 09:59 PM   #4
laoha
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Drives: 2011.75 E92 M3 6MT SSII FR
Join Date: May 2011
Location: WA

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I noticed the same issue on the delivery day. It's actually a user error. Just press the button more than a few seconds. The inflation might take a while. You should feel the deflation noticeably if you press the opposite button.