GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Remove the HVAC module assembly. Refer to HVAC Module Assembly Replacement.

  2. Object Number: 888407  Size: SH
  3. Remove all retaining screws from the HVAC module case halves (1, 4).
  4. Separate the HVAC module case.

  5. Object Number: 888409  Size: SH
  6. Remove the screws retaining the recirculation actuator (2) from the HVAC module assembly.
  7. Remove the electrical connector (3) from the recirculation actuator (2).
  8. Remove recirculation actuator.

  9. Object Number: 888412  Size: SH
  10. Remove the recirculation door (2) from the recirculation assembly (1).

Installation Procedure


    Object Number: 888412  Size: SH
  1. Install the recirculation door (2) to the recirculation assembly (1).

  2. Object Number: 888409  Size: SH
  3. Install the recirculation actuator (2) to the case (1).
  4. Caution: Refer to Fastener Caution in the Preface section.

  5. Install the screws to the recirculation actuator. Tighten the screws to 1.9 N·m (18 lb in).
  6. Connect the electrical connector (3).

  7. Object Number: 888407  Size: SH
  8. Assemble the HVAC module case halves (1, 4).
  9. Install the screws to assemble the HVAC module case halves. Tighten the screws to 1.9 N·m (18 lb in).
  10. Install the HVAC module assembly. Refer to HVAC Module Assembly Replacement.