Sierra 1500 2WD V8-5.3L Hybrid (2004)
3. Install the fuel rail.
4. Apply a 5 mm (0.020 in) band of threadlock, GM P/N 12345382 (Canadian P/N 10953489), or equivalent, to the threads of the fuel rail bolts.
NOTE: Refer to the Fastener Notice in Service Precautions.
5. Install the fuel rail bolts.
Tighten
Tighten the bolts to 10 N.m (89 lb in).
6. Connect the fuel pressure regulator vacuum line.
7. Connect the fuel feed and return pipes (1, 2) to the fuel rail.
