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      07-29-2012, 12:41 PM   #6
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Drives: 08 E90 M3, 99 E36 M3 Turbo
Join Date: Feb 2011
Location: Concord, NH

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I'll be doing it this week. Have not researched it yet. Typically, I find block drain(s) and open those and also the radiator drain. Apparently the system holds 12 quarts so buy 3 gallons if using a pre-mix or 2 gallons if you are mixing with distilled water.
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