GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

Caution: Cap the fittings and plug the holes when servicing the fuel system in order to prevent dirt and other contaminants from entering the open pipes and passages.

  1. Remove the rear compartment trim panel. Refer to Rear Compartment Trim Panel Replacement.

  2. Object Number: 1594369  Size: SH
  3. Remove the fuel pump module access cover bolts.
  4. Remove the access cover.

  5. Object Number: 1594359  Size: SH
  6. Disconnect the fuel tank pressure sensor electrical connector (5).

  7. Object Number: 1594372  Size: SH
  8. Remove the fuel tank pressure sensor (2).

Installation Procedure


    Object Number: 1594372  Size: SH
  1. Install the fuel tank pressure sensor (2).

  2. Object Number: 1594359  Size: SH
  3. Connect the fuel tank pressure sensor electrical connector (5).
  4. Caution: Refer to Fastener Caution in the Preface section.


    Object Number: 1594369  Size: SH
  5. Install the fuel pump module access cover.
  6. Install the access cover bolts and tighten to 10 N·m (89 lb in).
  7. Install the rear compartment trim panel. Refer to Rear Compartment Trim Panel Replacement.