GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

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


    Object Number: 50044  Size: SH
  1. Relieve the fuel system pressure. Refer to Fuel Pressure Relief.
  2. Raise the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  3. Remove the quick-connect fitting at the inlet of the fuel filter. Refer Plastic Collar Quick Connect Fitting Service.
  4. Remove the quick-connect fitting at the outlet of the fuel filter. Refer to Plastic Collar Quick Connect Fitting Service.
  5. Drain any remaining fuel into an approved gasoline container.
  6. Remove the fuel filter mounting bracket attaching nut.
  7. Remove the fuel filter and mounting bracket.
  8. Remove the fuel filter from the fuel filter mounting bracket.

Installation Procedure


Object Number: 2086981  Size: SH
  1. Install the rear fuel line (1).
  2. Install the new fuel filter and bracket (2) with the flow indicator pointing to the rear of the vehicle.
  3. Connect the quick-connect fitting to the rear fuel line. Refer to Plastic Collar Quick Connect Fitting Service.
  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 filter mounting bracket attaching nut.
  6. Tighten
    Tighten the nut to 10 N·m (89 lb in).

  7. Install the front fuel line (3).
  8. Connect the quick-connect fitting to the fuel filter and the front fuel line. Refer to Plastic Collar Quick Connect Fitting Service.
  9. Install the fuel line clips (4) to the fuel lines.
  10. Connect the negative battery cable.
  11. Inspect for fuel leaks.
  12. 9.1. Turn ON the ignition for 2 seconds.
    9.2. Turn OFF the ignition for 10 seconds.
    9.3. Turn ON the ignition.
    9.4. Inspect for fuel leaks.