Got it running on the test stand yesterday. I just did a basic VATS delete initially so still need to go through it and clean it up. Thanks for the assist and those who have provided info here. Much...

I completely understand an appreciate the honesty. I'm going to continue to play around with TunerPro as I have a little investment made (OBDLink MX+). It is not as user friendly as some of the other...

Thanks. That gives me some more info to get started. It sounds like you are not a fan of Tuner Pro RT. I have looked at HP Tuners and thought it was pretty expensive so surprised to hear that...

I have another LS swap planned so if there is a benefit to TunerCat then I'm open to it. My son picked up a 65 Impala and we will probably put a LS in it as well so need to figure out how to do this....

Thanks. I will look at TunerCats as well. I appreciate the help but also want to learn how to do it so will be ready for the next one.

That's the current plan. I think I have the XDF/BIN thing figured out. Now to learn how to turn all the junk stuff off to make it run.

Thanks for the reply but the links in post #5 just take me to the threads with multiple files. I checked those posts and there is no BIN for a 6.0L with 12587603 software. All of the 6.0L files have...

Which 603 BIN did you use? I have the exact ECU as you started with so need to do the same thing.

Working on a 63 nova for my wife. I have a LQ4 out of a 2005 Hummer H2 going in it. It will have a 4L60 transmission behind it. I have reworked the harness and have the engine on a test stand for...