when i start the truck the oil goes up or supouse to circulate
Never check motor oil with engine running. Turn engine off and allow it to sit a few minutes before checking the oil.
This allows all the oil to drain back down in the oil pan so you can get a good reading on the dip stick.
Add some oil let it reach to safe on the dip stick. Do not mix oil!! Add the same brand of oil your truck is running on.
Don't mix conventional oil with full synthetic
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