GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2004 🢒 GMC C Sierra - 2WD 🢒 Engine 🢒 Engine Controls - 6.6L (LLY) 🢒 Fuel Hose Replacement - Fuel Filter/Heater Element Housing to Fuel Feed Block

Removal Procedure

    Object Number: 1387609 Size: SH
  1. Reposition the hose clamps at the fuel filter and the return line.
  2. Remove the fuel hose (1) from the fuel filter housing and the return line.

Installation Procedure

    Object Number: 1387609 Size: SH
  1. Install the fuel hose (1) to the fuel filter housing and return line.
  2. Position the hose clamps at the fuel filter and the return line.
  3. Prime the fuel system. Refer to Fuel System Priming .
  4. Start the engine. If the engine stalls, repeat the above step.
  5. Once the engine starts, inspect for fuel leaks.