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      02-04-2013, 12:53 PM   #3
edz_f31
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Drives: F31 320d MSport
Join Date: Nov 2012
Location: Cumbria, England

Posts: 257
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My 320D has been whistling (dump valve sound) in the morning quite noticeably but isn't any different in terms of performance and does disappear once the oil is up to temperature (any maybe I'm then not accelerating as much as I'm into my journey)
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F31 320D M Sport Touring Mineral Grey / Coral Red
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