Colorado 4WD L5-3.5L VIN 6 (2005)
1. Lightly lubricate the new fuel injector O-ring seals (2, 4) with GM P/N 9981704.
2. Install the new fuel injector O-ring seals (2, 4) on the fuel injector (3).
3. Install a new retainer clip (1) to the fuel injector (3).
4. Push the fuel injector into the fuel rail injector socket with the electrical connector end facing outward. The retainer clip locks onto the flange of
the fuel rail injector socket.
5. Connect the fuel injector harness connector to the fuel injector.
6. Install the fuel rail assembly.
