GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2009 🢒 Sierra Denali 🢒 Engine 🢒 Engine Controls and Fuel - 4.3L 🢒 Fuel Hose/Pipes Replacement - Engine Compartment

Removal Procedure

    Object Number: 1876017 Size: SH

    Note: Clean all the fuel pipe connections and surrounding areas before disconnecting the pipe in order to avoid possible fuel system contamination.

  1. Relieve the fuel system pressure. Refer to Fuel Pressure Relief.
  2. Disconnect the chassis fuel feed pipe (1) from the engine compartment feed pipe. Refer to Metal Collar Quick Connect Fitting Service.
  3. Cap the fuel pipes in order to prevent possible fuel system contamination.

    4. Object Number: 1876542 Size: SH
  4. Remove the fuel pipe retainer nuts (1).
  5. Remove the fuel pipe bracket bolt (2).

    6. Object Number: 1876545 Size: SH
  6. Remove the fuel pipe retainer.
  7. Pull straight up on the pipe in order to remove the pipe from the fuel meter body.

    8. Object Number: 1876547 Size: SH
  8. Remove and discard the following components from the fuel meter body:
    9. • Fuel seal retainer (1)
    • Upper fuel seal (2)
    • Spacer ring (3)
    • Lower fuel seal (4)

Installation Procedure

    Object Number: 1876547 Size: SH
  1. Install the following NEW components to the fuel meter body:
    2. • Lower fuel seal (4)
    • Spacer ring (3)
    • Upper fuel seal (2)
    • Fuel seal retainer (1)

    Object Number: 1876545 Size: SH

    Warning: 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.

  2. Apply a few drops of clean engine oil to the fuel pipe end.
  3. Install the fuel pipe to the fuel meter body.
  4. Install the fuel pipe retainer.

    5. Caution: Refer to Fastener Caution in the Preface section.


    Object Number: 1876542 Size: SH
  5. Install the fuel pipe bracket bolt (2).

    6. Tighten
    Tighten the bolt to 6 N·m (53 lb in).

  6. Install the fuel pipe retainer nuts (1).

    7. Tighten
    Tighten the nuts to 3 N·m (27 lb in).


    Object Number: 1876017 Size: SH
  7. Remove the caps from the fuel pipes.
  8. Connect the chassis fuel feed pipe (1) to the engine compartment feed pipe. Refer to Metal Collar Quick Connect Fitting Service.
  9. Test the system for leaks using the following procedure:
    10. 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.