Help Please need XDF for tunerpro for OS 12597031

Help Please need XDF for tunerpro for OS 12597031 or onother os similar 12587430 i have both PCM from same engine 4.2L i could use either one . please help to find XDF file . Big thank you in advance

I found XDF file , but here is problem it would not do check sum correctly and no VATS disable options , would be nice to fix those some how . here is xdf file

Checksum fixes are usually handled by Universal Patcher.

https://universalpatcher.net/download/

thank you for response, I am trying right now universalpatcher and yes in deed it does the job of check sum very well , nice thank you for sharing , do you know any solutions for VATS disable for this PCM 2002 GMC Envoy 4.2L i am including read file from same PCM

also what software is best for calibration modification for this PCM? tunerpro don't have XDF file for disable VATS... or maybe different xdf file will work with this PCM :




P10 hardwareAttachment 19239Attachment 19238

I just found that possibly I can rewrite OS system wit different OS but have to be compatible to this PCM from OS 12587430 to something else compatible and have XDF file for it ?but I don't know what OS will be compatible . If any body knows please help . thank you in advance . Attachment 19240