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      11-29-2012, 02:45 PM   #9
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str8flush's Avatar
Drives: E92 335i, 99 SiR
Join Date: Jul 2012
Location: Vancouver, BC

Posts: 15
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I went to another bmw dealership and have them look at the buzzing problem again. They said it's normal. Bmw has a bulletin out for this problem. "Characteristic of the audio system D6513-00000000-01-901. This is normal as per test plan."