Were can I get a cheap fuel pump

Junk yard, it may not work, but it would be cheap

What country ? What type of car or truck, year, model number,

1996 b-3500 maxi 5.9l 35 gal tank USA

Try jumping the old fuel pump, prior to discarding it. Most fuel pumps are very reliable. The problem may be with the under hood fuel pump fuse or relay.