not workingthe dealer has checked all electronics along with taking the top end apart with no cure to the for the problem. the dealer is suggesting that hte torque converter may be the problem. is this possible?

Hello, i have a 2007 f350 with a gasoline powered v-8. it has been at the shop and now at the dealers witha problem no one can figure out. hopefully someone else has had this problem and can help. the problem- the truck starts and idles fine but has not acceleration or power to get out of its...