had problems with the trans for a few yrs now...when in rev. it will pull then stop pulling and go back to pulling, I would change the fluid and the filters and all would go back to working for a while....wee now when I put it in rev. it makes a loud noise like the band or something and will not pull at all...what could this be????is this a hard trans to rebuild????whoi has the best kit if I have to rebuild it????could I just go in and adjust the band????????sorry about all the ????? but I am really sick of this truck only have 170 th miles on it and been dealing with the trans for about 2/3 yrs ..thanks