Removal (Except Calif.)
- Release fuel pressure. See FUEL SYSTEM PRESSURE RELEASE under FUEL SYSTEM. Fuel pressure regulator is located at end of fuel rail. Disconnect vacuum hose from fuel pressure regulator.
- Remove fuel return line-to-fuel pressure regulator union bolt and disconnect fuel return line with gaskets from fuel rail. Remove bolts and fuel pressure regulator with "O" ring from fuel rail. Remove "O" ring from fuel pressure regulator.