GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

Important: There is no service interval for in-pipe fuel filter replacement. Only replace the in-pipe fuel filter if it is 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.
  3. Remove the quick-connect fitting at the inlet of the in-pipe fuel filter. Refer Plastic Collar Quick Connect Fitting Service.
  4. Remove the quick-connect fitting at the outlet of the in-pipe fuel filter. Refer to Plastic Collar Quick Connect Fitting Service.
  5. Drain any remaining fuel into an approved gasoline container.
  6. Remove the in-pipe fuel filter mounting bracket attaching nut.
  7. Remove the in-pipe fuel filter and mounting bracket.
  8. Remove the in-pipe fuel filter from the in-pipe fuel filter mounting bracket.
  9. Remove the original fuel feed pipe and discard.

Installation Procedure


Object Number: 50044  Size: SH
  1. Install the supplied fuel feed pipe from the fuel filter kit in the same orientation as the original.
  2. Remove the protective caps from the new in-pipe fuel filter.
  3. Install the in-pipe fuel filter into the in-pipe fuel filter mounting bracket so the flow indicator arrow points towards the front of the vehicle.
  4. Install the in-pipe fuel filter and mounting bracket.
  5. Notice: Refer to Fastener Notice in the Preface section.

  6. Reinstall the in-pipe fuel filter mounting bracket attaching nut.
  7. Tighten
    Tighten the nut to 10 N·m (89 lb in).

  8. Connect the quick-connect fitting at the inlet of the in-pipe fuel filter. Refer to Plastic Collar Quick Connect Fitting Service.
  9. Connect the quick-connect fitting at the outlet of the in-pipe fuel filter. Refer to Plastic Collar Quick Connect Fitting Service.
  10. Lower the vehicle.
  11. Tighten the fuel fill cap.
  12. Reconnect the negative battery cable.
  13. Inspect for fuel leaks.
  14. 11.1. Turn the ignition switch ON for 2 seconds.
    11.2. Turn the ignition switch OFF for 10 seconds.
    11.3. Turn the ignition switch ON.
    11.4. Check for fuel leaks.