Sierra 2500 4WD V8-6.6L DSL Turbo (2007)
Notice: Ensure proper torquing of the fuel injector line. An under-torqued fuel injector line will not seal properly and an over-torqued fuel
injector line may damage the fuel injector fitting. An improperly sealed or damaged fuel injector line or fuel injector fitting will cause a fuel leak.
4. Install the fuel injector pipes.
Tighten the fittings to 41 N.m (30 lb ft).
5. Position the wiring harness bracket (2) and install the bolts.
Tighten the bolts to 24 N.m (18 lb ft).
6. Connect the engine wiring harness electrical connector (1) to the fuel injection fuel rail fuel pressure sensor wiring harness extension.
7. Install the fuel injection fuel rail fuel pressure sensor wiring harness extension clip (3) to the wiring harness bracket.
8. Install the turbocharger coolant outlet pipe.
9. Install the fuel filter assembly.
10. Install the heater outlet pipe.
11. Prime the fuel system. Refer to Fuel System Priming.
12. Start the engine. If the engine stalls, repeat the above step.
13. Once the engine starts, inspect for fuel leaks.
