GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

Notice: Do Not handle the fuel sender assembly by the fuel pipes. The amount of leverage generated by handling the fuel pipes could damage the joints.


    Object Number: 13586  Size: SH
  1. Relieve the fuel system fuel pressure. Refer to the Fuel Pressure Relief Procedure 4.0L, Fuel Pressure Relief , 3.8L.
  2. Drain the fuel tank to no more than 1/4 of a tank full. Refer to Fuel Tank Replacement (Draining Fuel Tank) 4.0 L, Fuel Tank Draining , 3.8L.
  3. Important: The modular fuel sender support assembly will spring-up when the locking ring is moved.

  4. Remove the fuel sender assembly. Refer to Fuel Sender Assembly Replacement 4.0L, Fuel Sender Assembly Replacement , 3.8L

Disassemble Procedure


    Object Number: 32673  Size: SH
  1. Note the position of the fuel sender strainer for installation.
  2. Support the reservoir with one hand and grasp the fuel sender strainer with the other hand.

  3. Object Number: 23659  Size: SH
  4. Pull the fuel sender strainer off of the fuel pump.
  5. Inspect the fuel sender strainer. If the fuel sender strainer is contaminated, the fuel tank should be cleaned.
  6. Discard the fuel sender strainer after inspection.

  7. Object Number: 32673  Size: SH
  8. Disassemble the rubber pad off of the bottom of the modular fuel sender.
  9. Disassemble the electrical connectors from the sensor assembly of the fuel pump and the cover assembly.
  10. Disassemble the fuel level sensor assembly.

Assemble Procedure


    Object Number: 32673  Size: SH
  1. Assemble the fuel level sensor assembly.
  2. Assemble the electrical connectors to the fuel pump and the cover assembly.
  3. Assemble the rubber pad on the bottom of the modular fuel sender.

  4. Object Number: 23659  Size: SH
  5. Position the new fuel sender strainer on the modular fuel sender and push on the outer edge of the fuel sender strainer until the fuel sender strainer is fully seated.

Installation Procedure


    Object Number: 32616  Size: SH
  1. Install the fuel sender assembly. Refer to Fuel Sender Assembly Replacement 4.0L, Fuel Sender Assembly Replacement , 3.8L.

  2. Object Number: 13586  Size: SH
  3. Add fuel and install the fuel tank filler pipe cap.