GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 1334872  Size: SH
  1. Drain the fuel from the fuel filter. Refer to Water-in-Fuel Draining .
  2. Reposition the fuel hose clamps.
  3. Remove the fuel hoses.

  4. Object Number: 1334874  Size: SH
  5. Disconnect the fuel filter electrical connectors.

  6. Object Number: 1334875  Size: SH
  7. Remove the fuel filter bracket bolts.

  8. Object Number: 1334878  Size: SH
  9. Remove the fuel filter assembly.
  10. Remove the fuel filter bracket bolts and bracket from the fuel filter/heater element housing.
  11. Remove the fuel filter from the fuel filter/heater element housing.
  12. Inspect the fuel filter, replace if necessary.

Installation Procedure

    Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 1334878  Size: SH
  1. Install the fuel filter to the fuel filter/heater element housing.
  2. Install the fuel filter bracket and bolts to the fuel filter/heater element housing.
  3. Tighten
    Tighten the bolts to 20 N·m (15 lb ft).

  4. Install the fuel filter assembly.

  5. Object Number: 1334875  Size: SH
  6. Install the fuel filter bracket bolts.
  7. Tighten
    Tighten the bolts to 20 N·m (15 lb ft).


    Object Number: 1334874  Size: SH
  8. Connect the fuel filter electrical connectors.

  9. Object Number: 1334872  Size: SH
  10. Install the fuel hoses.
  11. Position the fuel hose clamps.
  12. Prime the fuel system. Refer to Fuel System Priming .
  13. Start the engine. If the engine stalls, repeat the above step.
  14. Once the engine starts, inspect for fuel leaks.