Impala V6-3.8L VIN K (2004)
10. Connect the fuel feed (1) and the return (2) pipes to the fuel rail.
11. Install the vacuum line to the fuel pressure regulator.
12. Tighten the fuel fill cap.
13. Connect the negative battery cable.
14. Inspect for leaks.
14.1. Turn ON the ignition for 2 seconds.
14.2. Turn OFF the ignition for 10 seconds.
14.3. Turn ON the ignition.
14.4. Inspect for fuel leaks.
15. Install the fuel injector sight shield.