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Tuned engine and trans

Im in the same boat as pulse gto..does any one mind sharing a tune file for the exact vehicle only difference is i have 35" tires and 4.56 gears

Tune Not available at the moment but it just got tuned today before tune it was fine besides speedometer being off by 10mph

Fluid has maybe 10k miles on it and truck has 202k...the issue im having is it redlines before it shifts and sometime it wont even shift until i let off also once i get to around 80mph its doesnt...

Transmission also runs hotter than normal..normally i was around 180deg now im at 210 deg

I got a 2012 2500hd 4x4 with the l96 and 6l90 trans im having trouble getting it tuned its shifts late hits rev limiter before shifting and stops pulling at around 80mph..drives semi normal under reg...

Im also having trouble getting my 6l90 to shift right i habe the same set up as you..do you mind sending me your tune

Im having trouble with my 6l90 any ideas on tuning