Were you able to verify the scaling for these PIDs?

I can maybe help out... I have a duramax and can try to load your PID to see what it returns. But I'm not sure how I get you the other information you...

Interesting, I am also having a problem with misfire readouts. I have a 2006 chevy silverado and the misfires for cylinders 1-4 are reading 5, 6, 7 an...