Fuel Delivery problems of the 1997 Saturn SL2

First incident was at 3600 miles on the car. On interstate travelling at 55+ car loses power will not accelerate. Must pull off road where car stalls out. No idiot lights and at dealer no computer codes. Car returned to me dealer unable to duplicate. I get 15 miles car again has problem. Finally dealer replaces fuel pump. At 5900 miles again car has same problem 1. 5 hours from home 55+mph on interstate. Dealer again replaces fuel pump. At 24000 miles on interstate again same symptoms at 70+ mph. After 3 different dealerships in two different states again fuel pump is replaced.