Silverado Classic 3500 4WD V8-6.6L DSL Turbo (2007)
9. Connect the main engine electrical harness connectors.
10. Push down on the latches (1) in order to connect the connectors.
11. Close the harness clip (2).
12. Install the fuel line bracket from the stud.
13. Install the fuel line bracket nut.
Tighten the nut to 21 N.m (15 lb ft).
14. Connect the fuel lines.