GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 370970  Size: SH
  1. Remove the fuel sender assembly. Refer to Fuel Sender Assembly Replacement .
  2. Remove the fuel pressure regulator retaining clip (2).
  3. Remove the fuel pressure regulator (3) from the housing on the fuel return pipe.

Installation Procedure


    Object Number: 370970  Size: SH
  1. Lubricate the new fuel pressure regulator large and small O-rings with clean engine oil.
  2. Install the new fuel pressure regulator large and small O-rings on the fuel pressure regulator.
  3. Install the new fuel pressure regulator filter screen.
  4. Install the fuel pressure regulator (3) into the housing on the fuel return pipe.
  5. Install the new fuel pressure regulator retaining clip (2).
  6. Install the fuel sender assembly. Refer to Fuel Sender Assembly Replacement .