Hi,I have a 99 Lexus gs 300 problem with pessenger seat

What is your question?

the pessenger seat not moving back and forword what happend that I was trying to take out to seat clean the carpet by mistake I did try un scrow the shaft whic is turns by seat motors and did try over and over one of the motor semms not working but not sure do I need to make adjusment on those shafts that may fix the problem any recomendation thanks for help