GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Remove the fuel pump. Refer to Fuel Pump and Fuel Filter Assembly Replacement.

  2. Object Number: 2016688  Size: SH

    Note: Slowly pull out the fuel pressure regulator assembly because the O-ring is firmly installed between the regulator and the fuel filter.

  3. Using a screwdriver with its tip wrapped in protective tape, remove the fuel pressure regulator assembly (1).

  4. Object Number: 2016690  Size: SH
  5. Remove the 2 O-rings (1) from the pressure regulator assembly.

Installation Procedure


    Object Number: 2016690  Size: SH
  1. Apply oil to 2 new O-rings (1) and then install them to the fuel pressure regulator assembly.

  2. Object Number: 2016693  Size: SH
  3. Install the fuel pressure regulator assembly.
  4. Install the fuel pump. Refer to Fuel Pump and Fuel Filter Assembly Replacement
  5. Warning: Refer to Battery Disconnect Warning in the Preface section.

  6. Connect the cable to the negative battery terminal.
  7. Inspect for a fuel leak.