GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2009 🢒 Sierra Denali 🢒 Engine 🢒 Engine Controls and Fuel - 6.6L 🢒 Fuel Injection Fuel Feed Front Pipe Replacement - Right Side

Removal Procedure

    Object Number: 1872372 Size: SH
  1. Remove the fuel feed pipe. Refer to Fuel Feed Pipe Replacement.
  2. Remove the exhaust gas recirculation (EGR) valve cooler. Refer to Exhaust Gas Recirculation Valve Cooler Replacement.

    3. Note: Engine wiring harness shown removed for clarity.

  3. Remove the fuel rail fuel feed pipe clamp bolts (2 and 3) and upper clamps.
  4. Loosen the fuel rail fuel feed pipe fitting (1) at the left fuel rail.
  5. Loosen the fuel rail fuel feed pipe fitting (4) at the right fuel rail.

    6. Object Number: 1872374 Size: SH
  6. Remove the right fuel rail fuel feed pipe.

Installation Procedure

    Object Number: 1872374 Size: SH
  1. Position and install the right fuel rail fuel feed pipe.

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


    Object Number: 1872372 Size: SH
  2. Install the fuel rail fuel feed pipe upper clamps and bolts (2 and 3).

    3. Tighten
    Tighten the bolts to 24 N·m (18 lb ft).

  3. Tighten the fuel rail fuel feed pipe fitting (4) at the right fuel rail.

    4. Tighten
    Tighten the fitting to 41 N·m (30 lb ft).

  4. Tighten the fuel rail fuel feed pipe fitting (1) at the left fuel rail.

    5. Tighten
    Tighten the fitting to 41 N·m (30 lb ft).

  5. Install the EGR valve cooler. Refer to Exhaust Gas Recirculation Valve Cooler Replacement.
  6. Install the fuel feed pipe. Refer to Fuel Feed Pipe Replacement.
  7. Prime the fuel system. Refer to Fuel System Priming.
  8. Start the engine. If the engine stalls, repeat the above step.
  9. Once the engine starts, inspect for fuel leaks.