03 4.7 idles for a few minutes and dies

[Jon Munford]

03 1500 4.7 133 000 truck died driving down road ,showed no fuel pressure, we have changed the ,fuel pump, idle control valve, ecm , starter, battery, fuse box .
when truck dies key won't work endless you reset back to off,yes I changed the key and tumbler,and switch ,I am at wits end please help

 

[DesertRat04]

Have you tried the fuel pump relay?

 

[Joe Price]

Do you have a scanner or scan tool?