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Old 07-04-2010, 07:13 PM   #38
ari00
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Join Date: Sep 2002
Location: MA
Posts: 963
My Ride: 04 330ci
In '03 for the model year E46 '04s and up, BMW switched ECUs from a Bosch to a Siemens. Not sure if this is the reason you're having the issues, but it could be.
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