Express 1500 RWD V6-4.3L VIN X (2005)
9. Pull straight up on the fuel pipes in order to remove the fuel pipes from the injector assembly.
10. Remove the O-ring seals from both ends of the fuel feed and return pipes.
11. Discard the O-ring seals.
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.
CAUTION: Always apply a few drops of clean engine oil to the male pipe ends before connecting the fuel pipe fittings in order to reduce the
risk of fire and personal injury. This will ensure proper reconnection and prevent a possible fuel leak. During normal operation, the O-rings
located in the female connector will swell and may prevent proper reconnection if not lubricated.
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 retaining bolt to the rear fuel pipe bracket.
NOTE: Refer to Fastener Notice in Service Precautions.
1. Tighten the bracket bolt to 6 N.m (53 lb in).
2. Tighten the retainer nuts to 3 N.m (27 lb in).
6. Install the new O-ring seals on the engine fuel feed and the return pipes.
7. Install the chassis fuel feed and return pipes (3) to the engine compartment fuel feed and return pipes (4).
