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  1. Coolant flush and delo coolant and added sinister coolant filter

    General 6.0L Discussion
    Well performed a coolant flush and added a coolant filter performed flush without any chemicals ended up using 25 gallons of distilled water and at the end put a new degas tank on also pot in 3.5 gallons of delo elc coolant. My temps are running hi now like water temp 198 and rot is 203. When I...