K 2500 Yukon 4WD V8-6.0L VIN U (2000)
1. Lubricate the new injector O-ring seals (2), (4) with clean engine oil.
2. Install the new injector O-ring seals on the injector.
3. Install a new retainer clip (1) on the injector.
4. Push the fuel injector (17) into the fuel rail injector socket with the electrical connector facing outward. The retainer clip (19) locks on to a flange
on the fuel rail injector socket.