Fuel pump psi on a Chevrolet silverodo model year 2000 with 5.3 engine?

The fuel pressure specification for a 2000 Chevrolet Silverado with a 5.3L engine isn't a single, readily available number. It varies depending on engine conditions (RPM, load) and testing methods.

You won't find a simple "X PSI" answer. Instead, you need to consult your vehicle's repair manual or a reliable online resource like a Haynes or Chilton manual specific to your year and engine. These manuals will provide the correct fuel pressure specifications and the procedures for testing fuel pressure accurately.

Attempting to find the fuel pressure without the proper resources is strongly discouraged. Incorrect measurements can lead to misdiagnosis and potentially expensive repairs.