1629016291162921629316294

Mine is the same accept the ls1 checksum. Mine is the p59 512 checksum I found in the obd2 tuning on here.

Hello,
i am working on a 2001 yukon xl pcm OS = 12208322. i did the download for the checksums and placed it in the plugin folder, i am using the correct OS/XDF from this site, whenever i open...

Hi. New to tuning, I've done several ls swaps but always pay a tuner. Well thats get old and costly so decided to give it a go myself. Figure if I can manage all the wiring myself I can do the...