Bob I did a little research on this site download a PDF file in place of "Tuner pro tutorials.
https://oldskulltraining.com/pages/how-to-use-tunerpro
"We have created written and video support to help you use the software Tuner pro.
Here you can find, a quick guide.".
I have read and it comes out that this is where the ignition would need to be pulled up I need to compare my original map and the 2 tuning maps and I will know a little more.
But that's where the HOD ECU HACKER comes in.