Engine Performance problem
2000 Chevy Silverado V8 Four Wheel Drive Automatic 158000 miles
where is the fuel pressure regulator located on the 7.4 liter vortec engine?
have the same problem?
Wednesday, July 21st, 2010 AT 1:10 AM
Fuel Pressure Regulator Assembly
The fuel pressure regulator is a diaphragm-operated cartridge relief valve with the fuel pump pressure on one side and the regulator spring pressure and intake manifold vacuum on the other. A retainer holds the fuel pressure regulator.