Hi i would like to know why i have a terrible up shift problem with the new TCM flash is the car spins it will force the up shift at 3200 rpms evertime it goes into second and Bogs down...It never did this before i had the Flash...the autostick works fines i have no more shift hesitation but WOW the upshift is terrible when you break the tires loose in 1st gear the car is a sled now What can be done to fix this problem Please help........
