This is one of those occasions where I'm quite happy to say I'm wrong.
Cheers.

I understand that, but the more accurate history of the DIY LS1 tool is that those who successfully do it, commercialise it and the DIY community is left again without a tool. A good indication of...

I went down this path as well.

I bought the AVT-852 cable because it was the cheaper option, then used Tuner Po and the 24x7 dimented tool.

It will only write the same OS to the PCM. If you try...