8secbusa

I have a stock 4L60E in a mostly stock car. Every once in awhile, when in OD at 60ish mph, I will step on the gas and the trans just slips, pretty bad. I can usually let off, hit it again, and it will be fine.. Is this a sign of something really bad or just a bad solenoid or dirt in the trans??

performabuilt

iTrader: (25)

Could be the INPUT SPRAG letting go I have seen then to that try to duplicate it in the D position