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I?ll try to explain it the best I can without having the computer in front of me and being able to send pictures.

If you go to FUEL SYSTEM/FUEL TANK/GAUGE

Look at Primary Volume and Primary...

To follow up on this, I have corrected all issues and been driving the truck a couple of days to make sure everything seemed to be working right. I ended up going back and loading the 4l60e tune into...

Another update, changing those parameters that blindsquirrel suggested for the speedometer now has it showing me a speed in the scanner if I select the pid from the tcm. The ecm pid still shows zero...

It shifts but it does not shift correctly all shifts are very early and close together, almost back to back. I’ve only taken it maybe a half mile down the road like that to verify speedo.

The wiring harness was made specifically for this application by current performance. They say it can be ran with a 4l80 file they load onto a brand new t42 and everything works correctly. If read...

Sorry its taken me so long to get back, got caught up with a few things and I greatly appreciate the replies and I hope to get this wrapped up over the weekend.
So some updates on my situation.
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Ok guys so I have a handful of things going on and I'm hoping someone can shed some light on a few of them.
The truck is an 05 Chevy Colorado with a 5.3ls swap (lm7 if we wanna be specific) with a...

Hey guys, having some issues getting my speedometer to work on my swap. Truck is an 05 and has a current performance wiring harness, harness was made for the 5.3/4l80e combo I'm using. Truck has been...