the fuel pressure should be 65 pounds of pressure
50 to 60 psi
The fuel pressure relief valve is located Under the Plastic cover on the fuel rail.
Its located on the fuel rail, on the right side of the engine.
That would be the electric switch that is mounted to the top of the fuel sending unit on the top of the fuel tank. You will either have to raise the bed are remove the fuel tank to get to in.
60psi
A fuel pressure test will help determine the condition of the fuel pump and fuel pressure regulator provided the fuel pump electrical circuit, fuse and relay check okay.
The 2001 Chevrolet Silverado-2500HD runs on regular unleaded.
The 2001 Chevrolet Silverado-1500 runs on regular unleaded.
You will need to replace the fuel pump and filter, The fuel pump is what makes the pressure.
chevy
Remove the gas cap, and then look for a Schroeder valve on the fuel rail. If there is no valve, then you cannot relieve the pressure. Just be prepared for a spay of fuel when you take the fuel filter off. Wrap a rag around the coupling as you loosen it.
under the plastic plate covering the engine. Right hand side