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Dark brown gravy for oil
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01-17-2019, 07:23 PM
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Jack E/NJ
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Join Date: May 2010
Posts: 2,173
Re: Dark brown gravy for oil
Yeah. GM used to add an old bar stopleak tablet or two to each one of their brandy new vehicle coolant systems as a preventative measure. And looked what happened to GM. 8^) Jack E/NJ
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