Recent content by lotsofmiles

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the analysis Thanks, and here is a link right to the analysis. And yes, I have switched back and sticking with distilled water

Truck is a 2007 chevy duramax diesel(lbz - non dpf model). At about 135,000 miles I added Snow stage3 MPG-MAX meth injection. The first oil analysis (sample 1) showed high aluminum, silicon, sodium, potassium, and magnesium. Lab suggested cooling system flush and pressure check. I had just had...