I finally managed to upload the photos. This is the casing of my on-board computer. How can I figure out if this box controls the transmission. Will I have to try and follow the wires or is there a...

You suggested a Dynamic EFI, could this EFI control the transmission and other electronics as well as the injection/supercharger? If not, is it possible to get two different computers that would work...

This particular Silverado is a 3500 and presumably comes with a 4L80E (Thus I assume it's computer-controlled).
I don't have a diagnostic tool/ the right wires and hardware to connect to my...

Greetings to you all!
I've recently become the proud owner of a '93 Silverado pick-up truck. She has a 502 in there and an Accel supercharger, for the most part this is all good news. The problem...