Express 2500 2WD V8-4.8L VIN V (2004)
10. Install the fuel rail.
11. Apply a 5 mm (0.020 in) band of GM P/N 12345382 (Canadian P/N 10953489) threadlock, or equivalent, to the threads of the fuel rail bolts.
NOTE: Refer to Fastener Notice in Service Precautions.
12. Install the fuel rail bolts.
Tighten
1. Tighten the bolts to 10 N.m (89 lb in).
2. Tighten the screw to 3.8 N.m (34 lb in).
3. Connect the fuel pressure regulator vacuum line.
4. Connect the fuel feed and return pipes (1, 2) to the fuel rail.
5. Connect the fuel injector electrical connectors.
-
Install each connector onto the correct injector in order to ensure correct sequential injector firing order.
-
Rotate the injectors as required in order to avoid stretching the wire harness.
