Sierra 3500 4WD V8-6.6L DSL Turbo VIN 2 (2004)
14. Connect the main engine electrical harness connectors.
15. Push down on the latches (1) in order to connect the connectors.
16. Close the harness clip (2).
17. Connect the fuel lines.
18. Install the fuel hose bracket nut.
Tighten the nut to 21 Nm (15 ft. lbs.).
