Envoy 4WD V8-5.3L VIN P (2004)
6. Connect the fuel pressure regulator vacuum line.
7. Connect the fuel feed and return pipes (1) to the fuel rail.
8. Position the upper engine wire harness over the engine.
9. Install the upper engine wire harness retainer nut (1).
Tighten
Tighten the nut to 5 N.m (44 lb in).
