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Re: GM 3100 oil? In coolant. Dexcool sludge
Posted to Technical Theory Forum on 8/7/2018 1 Reply

Get a few cups of it with as much residue in it as possible heat it up to just before it boils and hold there let the fluids then let it cool down and separate and see if you can tell. Or maybe let it just sit for a few days oil may separate on its own. I thin... Login to read more.

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