While driving my truck it loses acceleration and does not want to pick up speed. on 2008 Ford F-250 Super Duty

Rookie cbe0621eac06868b3efe0d8d1d3611e23c60d3114864ea2ec19a68cfbd3eebab
Even when you press the accelerator but when you turn the truck off and back on right away it picks up speed.
(2) Answers
(1) Comments
I have taken it in to be checked and the computer does not show anything wrong. No codes come up that's what has me upset.
Qualified Local Ford Shops
Qualified Ford Shops For This Repair