3500 4x2 Pickup L6-359 5.9L DSL Turbo (1994)
Start the engine and operate it at idle for several minutes. Check for leaks at the filter and drain plug.
Stop the engine. Wait approximately 5 minutes to let the oil in the upper parts of the engine drain back to the pan. Check the oil level again.
Add oil as necessary to bring the level to the "H" (High) mark on the dipstick.
