Done 411 swap 1996 k1500 4x4 Chevy 4l60e trans. Put truck in drive or reverse lunges forward hard and kills engine like the converter is locked up. Check my pin out sheet several times with my pin conectors they all are in the right spot with my pin out sheet. Also preformed a crank relearn and came up with an error the engine seems to run fine. I am new using efilive learning a lot so far. If any one can help I would be greatful.