First, you should relieve the fuel system pressure, remove the upper intake manifold, and disconnect the following parts: the engine fuel feed pipe, the engine fuel return pipe, the main injector harness electrical connector, and the coolant temperature sensor electrical connector. Next, you should remove the following parts: the fuel feed pipe, the injector electrical harness, the fuel rail assembly, and the injector O-ring seal.
By BobGM Specialist
01/11/2022