Sierra Denali V8-6.0L VIN N (2005)
11. Lower the vehicle.
12. Remove the caps from the fuel rail.
13. Connect the EVAP canister purge tube line (2).
14. Connect the fuel feed line (1) at the engine.
15. Install the fuel fill cap.
16. Connect the negative battery cable.
17. Perform the following procedure in order to inspect for leaks.
1. Turn the ignition ON, with the engine OFF, for 2 seconds.
2. Turn the ignition OFF for 10 seconds.
3. Turn the ignition ON, with the engine OFF.
4. Inspect for fuel leaks.
