E46Fanatics - View Single Post - Smg cog light after car wash???? Can water be a factor?
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Old 11-06-2012, 06:37 PM   #3
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Join Date: Jan 2012
Location: West Covina CA
Posts: 4,039
My Ride: Project Drama
Yup. Get the codes. Probably nothing serious. Could just need a new battery.
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