GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2009 🢒 Sierra Denali 🢒 Engine 🢒 Engine Controls and Fuel - 6.6L 🢒 Fuel Hose Replacement - Fuel Filter/Heater Element Housing to Fuel Feed Block

Removal Procedure

    Object Number: 1871635 Size: SH
  1. Reposition the fuel filter hose clamp(s) (1 or 2) at the fuel filter adapter.

    2. Object Number: 1871964 Size: SH
  2. Reposition the fuel filter hose clamp(s) (1 or 2) at the fuel injection fuel feed manifold and/or the fuel feed pipe.

    3. Object Number: 1871965 Size: SH
  3. Remove the fuel hose retainer (3) from the appropriate fuel filter hose.
  4. Remove the fuel filter hose (1) from the fuel filter adapter and the fuel injection fuel feed manifold, if required.
  5. Remove the fuel filter hose (2) from the fuel filter adapter and the fuel feed pipe, if required.

Installation Procedure

    Object Number: 1871965 Size: SH
  1. Install the fuel filter hose (1) to the fuel filter adapter and the fuel injection fuel feed manifold, if required.
  2. Install the fuel filter hose (2) from the fuel filter adapter and the fuel feed pipe, if required.
  3. Install the fuel hose retainer (3) to the fuel filter hose(s).

    4. Object Number: 1871964 Size: SH
  4. Position the fuel filter hose clamp(s) (1 or 2) at the fuel injection fuel feed manifold and/or the fuel feed pipe.

    5. Object Number: 1871635 Size: SH
  5. Position the fuel filter hose clamp(s) (1 or 2) at the fuel filter adapter.
  6. Prime the fuel system. Refer to Fuel System Priming .
  7. Start the engine. If the engine stalls, repeat the above step.
  8. Once the engine starts, inspect for fuel leaks.