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      03-16-2017, 08:40 PM   #92
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Drives: 2011 AW M3 ZCP
Join Date: Dec 2013
Location: SF Bay Area

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Quote:
Originally Posted by Lexustbs View Post
I used a shop vac and sucked my coolant out from the block entry and exit ports and also the radiator. Got about 2.5 gallons out. The expansion tank was bone dry, I feel like this was a good way to drain all the coolant. Getting it back in will be interesting though.
Did you slide the vacuum hose in those ports or literally sealed off the ports with the vacuum hose and sucked it out through creating a vacuum. Confusing question, but hope you understand what I'm asking.
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