Avalanche 2500 4WD V8-8.1L VIN G (2003)
![background image](/chevrolet/avalanche_2500_4wd/v8-8.1l_vin_g/Page-1465005.png)
5. Install the fuel pressure regulator vacuum line.
6. Connect the fuel feed and return pipes (1) to the fuel rail.
7. Connect the fuel injector electrical connectors.
-
Install each connector onto the proper injector in order to ensure correct sequential injector firing order.
-
Rotate the injectors as required in order to avoid stretching the wire harness.
8. Reposition the engine harness.
9. Install the engine harness bolt and studs.
Tighten