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      04-13-2010, 12:14 AM   #6
tintivilus
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Drives: E92 335i
Join Date: Sep 2006
Location: Lake County, IL

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2007 E92 335i  [0.00]
2003 325i  [0.00]
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Sounds like you don't have CA. Your rechargeable battery will eventually die (maybe 6-8 years) at which point you'll probably want to just replace the fob. Google E46 key battery replacement for an idea of what you'd be getting into.