Stop while driving and didn't start again change the ignition core and the crankshaft sensor

What is your question?

The fuel pumps is coming on its acting like it wants to to start but it's not turning over what could it be I check the fuses and they are good

What makes this problem better or worse?

I really don't know it just stopped on me while driving

How long has your 2000 Chevrolet Silverado 1500 had this problem?

A few weeks