I need help. on 1999 Jeep Wrangler

I have A 99 Jeep Wrangler with a auto transmission stright 6. When I start it up and take off in gear the rmp's rev up real high then it takes it a while and then takes off good. The more u drive it the better it starts working. Then all of a suddend going the same speed it drops down in speed revs up real high then will take off.. Any answers??

Asked by for the 1999 Jeep Wrangler
1 answer
check your fluid level if ok then take to trans shop for diag