GM Service Manual Online
For 1990-2009 cars only
Makes šŸ¢’ Pontiac šŸ¢’ 1996 šŸ¢’ Firebird šŸ¢’ Engine šŸ¢’ Engine Controls - 3.8L šŸ¢’ In-Line Fuel Filter Replacement

Removal Procedure

    Object Number: 12603 Size: SH

    Important: 

       ā€¢ There is no service interval for fuel filter replacement. Only replace a restricted fuel filter.
       ā€¢ Inspect the fuel tank internally and clean the fuel tank if you find a restricted fuel filter.

  1. Disconnect the negative battery cable.
  2. Relieve the fuel system pressure. Refer to the Fuel Pressure Relief Procedure .
  3. Raise the vehicle.
  4. Clean all the fuel filter connections and the surrounding areas before disconnecting the fuel pipes in order to avoid possible contamination of the fuel system.
  5. Disconnect the quick-connect fitting at the fuel filter inlet (3). Refer to Servicing Quick Connect Fittings .
  6. Disconnect the threaded fitting (1) from the fuel filter outlet.
  7. Slide the fuel filter (2) from the bracket (4).
  8. Inspect the fuel pipe O-ring for cuts, nicks, swelling, or distortion. Replace the O-ring if necessary.

Installation Procedure

    Object Number: 12603 Size: SH
  1. Slide the fuel filter (2) into the bracket (4).
  2. Connect the threaded fitting (1) to the fuel filter outlet.

    3. Tighten
    Tighten the fuel filter fitting to 30 NĀ·m (22 lb ft).

    Refer to the

    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.

    in General Information.

  3. Connect the quick-connect fitting to the fuel filter inlet (3). Refer to Servicing Quick Connect Fittings .
  4. Lower the vehicle.
  5. Tighten the fuel filler cap.
  6. Connect the negative battery cable.
  7. Inspect for leaks.
    8. 7.1. Turn the ignition switch ON for 2 seconds.
    7.2. Turn the ignition switch OFF for 10 seconds.
    7.3. Turn the ignition switch ON.
    7.4. Check for fuel leaks.