GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Turn OFF the ignition.

  2. Object Number: 65739  Size: SH
  3. Remove the trunk liner. Refer to Rear Compartment Trim Panel Replacement in Body Rear End.
  4. Remove the nuts retaining the fuel sender access panel.
  5. Remove the fuel sender access panel.

  6. Object Number: 50636  Size: SH
  7. Remove the fuel tank pressure sensor electrical connector.
  8. Use a twisting motion to remove the fuel tank pressure sensor (7) from the modular fuel sender assembly.

Installation Procedure


    Object Number: 50636  Size: SH
  1. Install the new fuel tsnk pressure sensor (7) to the modular fuel sender.
  2. Install the fuel tank pressure sensor electrical connector.

  3. Object Number: 65739  Size: SH
  4. Install the fuel sender access panel.
  5. Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  6. Install the nuts retaining the fuel sender access panel.
  7. Tighten
    Tighten the nuts to 10 N·m (88 lb in)

  8. Install the trunk liner. Refer to Rear Compartment Trim Panel Replacement in Body Rear End.