Silverado 1500 2WD V8-5.3L VIN Z Flex Fuel (2006)
16. Connect the EVAP purge solenoid electrical connector (1).
17. Connect the generator electrical connector (3).
18. Install the wire harness bracket nut (2).
Tighten the nut to 5 N.m (44 lb in).
19. Tighten the fuel fill cap.
20. Connect the negative battery cable.
21. Use the following procedure in order to inspect for leaks:
0. Turn the ignition ON, with the engine OFF, for 2 seconds.
1. Turn the ignition OFF for 10 seconds.
2. Turn the ignition ON, with the engine OFF.
3. Inspect for fuel leaks.