GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

Tools Required

J 34730-1A Fuel Pressure Gauge

Notice: Do not attempt to straighten any kinked nylon fuel lines. Replace any kinked nylon fuel feed or return pipes in order to prevent damage to the vehicle.

    Important: There is no service interval for in-line fuel filter replacement. Only replace the in-line fuel filter if it is restricted.


    Object Number: 180378  Size: SH
  1. Relieve the fuel system pressure. Refer to the Fuel Pressure Relief .
  2. Caution: Refer to Vehicle Lifting Caution in the Preface section.

  3. Raise the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.

  4. Object Number: 104626  Size: SH
  5. Disconnect the fuel feed quick-connect fitting (5) at the inlet of the in-line fuel filter (4). Refer to Plastic Collar Quick Connect Fitting Service .
  6. Disconnect the threaded fitting at the outlet of the in-line fuel filter.
  7. Drain any remaining fuel into an approved gasoline container.
  8. Inspect the lines for cuts, swelling, cracks, and distortion. Replace the lines as required.
  9. Inspect the retainer (7), the fuel tank vapor hose (1), the EVAP hose (2), and the purge hose (3).
  10. Inspect the fuel return pipe quick connect fitting (6).

Installation Procedure


    Object Number: 104626  Size: SH
  1. Remove the protective caps from the new in-line fuel filter.
  2. Install the new plastic connector retainer in the same position as on the old in-line fuel filter.
  3. Slide the in-line fuel filter into place.
  4. Connect the quick-connect fitting at the inlet (5) of the in-line fuel filter (4). Refer to Plastic Collar Quick Connect Fitting Service .
  5. 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.

  6. Connect the threaded fitting at the outlet of the in-line fuel filter.
  7. Tighten
    Use a back-up wrench in order to prevent the in-line fuel filter from turning.

  8. Reposition the EVAP pipe. (2)
  9. Tighten
    Tighten the in-line fuel filter outlet nut to 30 N·m (22 lb ft).


    Object Number: 153705  Size: SH
  10. Lower the vehicle.
  11. Tighten the fuel tank filler pipe cap (1).
  12. Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection in Engine Electrical.
  13. Inspect for fuel leaks.
  14. 10.1. Turn the ignition switch ON for 2 seconds.
    10.2. Turn the ignition switch OFF for 10 seconds.
    10.3. Turn the ignition switch ON.
    10.4. Check for fuel leaks.
  15. Install the rear seat cushion. Refer to Rear Seat Cushion Replacement in Seats.
  16. Install the intake manifold sight shield.
  17. Tighten
    Tighten the intake manifold nuts to 3 N·m (27 lb in).