Originally Posted by
Bill@HPTuners
Automating a process will get you close, that doesn't mean it will be perfect, its the same with every vehicle, the automation process simply scales it by the correct value, if the starting values weren't spot on, which believe it or not GM doesn't always calibrate for gears & tires the proper way, then your shifting might not be spot on.
I don't know what, if anything, is wrong with the values. However, without you logging as many TCM pid's as possible along with RPM, mph & such to help myself & our engineers figure out what it is its impossible to tell what is wrong, if anything, & how to fix it, if theres anything we can find.
-Bill