How do you check the fuel pump on a 1997 Chevy Silverado? (video)
https://www.youtube.com/watch?v=FWv9KRTtedw
How do you check fuel pump pressure? (video)
https://www.youtube.com/watch?v=_oXLUqE4Sf0
Can a bad ignition switch cause fuel pump problems?
Vehicle starts and stalls
In certain situations, a malfunctioning ignition switch will still allow your car to turn over. The switch, on the other hand, may deliver brief power to the fuel pump and ignition system before causing your automobile to stall. via