I've heard of people having transimission problems because they got theirs power flushed. Is that what you did?

I would echo the above comment about the filter. If you did a power flush, they wouldn't ever drop the pan to change the filter.

__________________
Sgtsandman's Work in Progress
2011 Ranger XLT, 4X4, 4 door Super Cab. 4.0L, 5 Speed M50D-R1HD, 3.73:1, 8.8" open differential, Jason Pace cap
2019 Ford Ranger STX FX4, Super Crew, 2.3L Ecoboost, 10 speed automatic, 3.73:1 with rear locker, Leer 100XR cap