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

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Hi Tom. I know what you are referring to. I ran into that with a 3.1L in a 94 Lumina. The coolant looked like a cherry shake. Hot pink and creamy. This is much browner. Not water soluble so I am goin... Login to read more.