Chevy TBI 383 Converison

[im4given18]

TunerPro RT is a useful software; https://www.tunerpro.net/

Pictures attached are screen shot samples from a TBI engine using TunerPro RT software.

dave w

I downloaded it but cant get the PC to communicate to the PCM, i have tried multiple ways and tried to find directions on this site but havent had any luck getting the communication issue solved