Fuel Injector - Installation
5.7L
NOTE: Right side shown, left side similar.
NOTE: The fuel injector O-rings may be used again, provided no cuts, tears, or deformation have occurred.
1. Inspect the fuel injector O-rings (3) and replace if necessary.
2. Apply a small amount of engine oil to each fuel injector O-rings.
3. Install the fuel injector(s) into the fuel rail and install the retaining clip(s) (2).
4. Install the fuel rail assembly (1) Fuel Rail - Installation
5. Start the engine and check for leaks.