I currently have tune software that dosent support vss mods in the tune because of my OS, if I post the OS number here will someone beable to tell me if Hptuners software will be able to mod it?
GMPP OS12638778
I currently have tune software that dosent support vss mods in the tune because of my OS, if I post the OS number here will someone beable to tell me if Hptuners software will be able to mod it?
GMPP OS12638778
Is this trav with the 4wd? with the e67 ecu? maybe it needs to be reflashed to a vehicle based config rather than generic gmpp standalone