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      01-23-2011, 07:46 PM   #3
fdriller9
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Drives: '06 AW 330xi
Join Date: Mar 2009
Location: North Jersey/Philly/NYC

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2006 330xi  [6.44]
It's the torque converter engaging/disengaging....it's still there with the new software update but it did improve. You can have Nuetral idle control (NIC) coded out but it will increase gas mileage.
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