E46Fanatics - View Single Post - Tweeters not working after new head unit from a 2004 3 series
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Old 08-20-2012, 03:29 PM   #3
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Join Date: May 2008
Location: NYC
Posts: 31,294
My Ride: '13 328i Msport 6MT
+1 on wiring and Delmarco told me that it's best to disconnect the battery when swapping head units.
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