C 1500 Truck 2WD V8-6.0L VIN U (2001)
10. Install the fuel rail assembly to the intake manifold.
11. Apply a 5 mm (0.020 in) band of GM P/N 12345382 thread lock, or equivalent, to the threads of the fuel rail bolts.
NOTE: Refer to the Fastener Notice in Service Precautions.
12. Install the fuel rail attaching bolts.
Tighten
12.1. Tighten the bolts to 10 N.m (89 lb in).
12.2. Tighten the right crossover pipe retainer screw to 3.8 N.m (34 lb in).
13. Connect the fuel pressure regulator vacuum line.
14. Connect the fuel feed and return pipes (1, 2) to the fuel rail.
15. Connect the injector electrical connectors.
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Install each connector on the proper injector in order to ensure correct sequential injector firing order.
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Rotate the injectors as required in order to avoid stretching the wire harness.
