As I was browsing the other GTO site , I found this thread regarding how the LS2edit Tune will lock out the PCM. One of the mods I am waiting on is to Tune my LS2. With the info I read , I'll be waiting for the HPTuners 2.0 w/LS2 support to be released vs. I was leaning toward the LS2edit. While the tuner that does the work is also a major factor , I found this thread kinda important , so I post this link...
http://www.ls1gto.com/forums/showthread.php?t=44028&highlight=tcm
http://www.ls1gto.com/forums/showthread.php?t=44028&highlight=tcm