It usually happens with cooler outdoor temps (35-45 degrees), but frequency has dropped off to not being a real issue, so I'll wait until it becomes annoying.

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2016 F15 x35i
2014 F32 428i


2004 E46 325i sold at 123,600 miles
2002 E53 3.0 sold at 388,801 miles
2001 E46 325i sold at 66,000 miles


1970 Firebird Under restoration