Recent content by Zullo
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Engine coolant
lowspeed, Start the truck and run the heater in the cab at the highest level with the fan on MAX. This will make sure the coolant gets into the heater core. Only run it for 10 minutes max and watch the coolant level with a flashlight with the radiator cap off to see if the level drops. I would...- Zullo
- Post #2
- Forum: 99+ 7.3L PowerStroke Engine & Drivetrain
