GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 791985  Size: SH
  1. Drain the cooling system. Refer to Cooling System Draining and Filling in Engine Cooling.
  2. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection in Engine Electrical.
  3. Remove the air cleaner outlet duct. Refer to Air Cleaner Outlet Duct Replacement .
  4. Remove the engine wiring harness. Refer to Engine Wiring Harness Assembly Replacement .
  5. Remove the fuel feed front connector pipe bolt from the fuel injector control module (FICM).
  6. Reposition the fuel feed hose clamps.
  7. Remove the fuel hose (1) from fuel feed front connector pipe.
  8. Remove the fuel hose (1) from fuel feed front pipe.

Installation Procedure

Important: Always install new fuel line gaskets when servicing the fuel lines.


    Object Number: 791985  Size: SH
  1. Install the fuel hose (1) to fuel feed front pipe.
  2. Install the fuel hose (1) to fuel feed front connector pipe.
  3. Reposition the fuel feed hose clamps.
  4. Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  5. Install the fuel feed front connector pipe bolt to the FICM.
  6. Tighten
    Tighten the bolt to 12 N·m (106 lb in).

  7. Install the engine wiring harness. Refer to Engine Wiring Harness Assembly Replacement .
  8. Install the air cleaner outlet duct. Refer to Air Cleaner Outlet Duct Replacement .
  9. Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection in Engine Electrical.
  10. Fill the cooling system. Refer to Cooling System Draining and Filling in Engine Cooling.