Express 3500 V8-4.8L (2007)
13. Connect the fuel pressure regulator vacuum line.
14. Connect the fuel feed and return pipes (1, 2) to the fuel rail.
15. Connect the fuel injector electrical connectors.
*
Install each connector onto the correct injector in order to ensure correct sequential injector firing order.
*
Rotate the injectors as required in order to avoid stretching the wire harness.
16. Position the upper engine wire harness in place.
17. Connect the EVAP purge solenoid connector.
18. Install the retainer nut to the upper engine wire harness.
Tighten the nut to 5.5 N.m (49 lb in).
19. Connect the accelerator control cable and the cruise control cable to the cable bracket, if equipped.
20. Connect the accelerator control cable to the throttle body, if equipped.
