Blazer 4WD V6-4.3L VIN X (2005)
INSTALLATION PROCEDURE
1. Assemble the new O-rings into the inlet and outlet of the fuel injector assembly.
2. Apply a few drops of clean engine oil to the male tube ends.
3. Install the fuel feed and return pipes to the injector assembly.
4. Install the fuel pipe retainer and the attaching nuts.
5. Install the rear fuel pipe bracket retaining bolt.
1. Tighten the rear fuel pipe bracket bolt to 6 N.m (53 lb in).
2. Tighten the fuel pipe retainer nuts to 3 N.m (27 lb in).
NOTE: Refer to Fastener Notice in Service Precautions.
6. Install the new O-ring seals on the engine compartment fuel feed and the return pipes.
7. Install the chassis fuel feed and return pipes (1) to the engine compartment fuel feed and return pipes.
Tighten the fuel pipe fittings to 27 N.m (20 lb ft).
8. Connect the spark plug wires to the left side of the distributor.
9. Tighten the fuel filler cap.
10. Connect the negative battery cable.
11. Inspect for leaks.
1. Turn ON the ignition for 2 seconds.
2. Turn OFF the ignition for 10 seconds.
3. Turn ON the ignition.
4. Inspect for fuel leaks.
12. Install the air cleaner outlet duct.
