99chevy silverado cuts out replaced coil, ignition module,dist. cap&rotor,coil wire,sparkplug wires,fuel pump&fuelFILTER. Had some sucssess with shorts in wire from coil to fire wall

Check all under-dash and under-hood fuses with a test light or multimeter. Here's how:

https://www.askmehelpdesk.com/cars-t...tml#post252145

You have already replaced many of the likely suspects. However, don't overlook checking for any codes.