Silverado 1500 2WD V6-4.3L VIN X (2004)
1. Position the fuel tubes of the MFI fuel meter body in the forward position.
2. Install the MFI fuel meter body into the fuel meter body bracket on the lower intake manifold.
Push down firmly to lock the fuel meter body into the fuel meter body bracket.
3. Insert the injectors in the following sequence into the correct injector bore in the lower manifold.
3.1.
Number 3
3.2.
Number 5
3.3.
Number 1
3.4.
Number 2
3.5.
Number 4
3.6.
Number 6
4. Insure the electrical connectors on the injectors are positioned so that they do not interfere with each other and are pointing towards the center of
the intake manifold.
Rotate the electrical connectors inboard if necessary.
IMPORTANT: Lack of lubrication will make installation of the upper intake manifold difficult and may cause damage to the O-ring.
5. Lubricate the upper intake manifold O-ring on the fuel meter body with clean engine oil.
6. Install the upper intake manifold.
7. Tighten the fuel fill cap.
8. Connect the negative battery cable.
9. Test for fuel leaks using the following procedure:
9.1.
Turn the ignition ON, with the engine OFF, for 2 seconds.
9.2.
Turn the ignition OFF for 10 seconds.
9.3.
Turn the ignition ON, with the engine OFF.
9.4.
Inspect for fuel leaks.
