GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Remove the HVAC module assembly. Refer to HVAC Module Assembly Replacement .
  2. Remove the heat stakes and screws from the upper case assembly.

  3. Object Number: 868880  Size: SH
  4. Remove the upper case assembly.

  5. Object Number: 869004  Size: SH
  6. Remove the actuator and 2 screws from the upper case.

  7. Object Number: 869075  Size: SH
  8. Remove the recirculation door from the upper case assembly.

Installation Procedure

    Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 869075  Size: SH
  1. Install the recirculation door to the upper case assembly.
  2. Tighten
    Tighten the screws to 1 N·m (9 lb in).


    Object Number: 869004  Size: SH
  3. Install the actuator and 2 screws to the upper case.
  4. Tighten
    Tighten the screws to 1 N·m (9 lb in).


    Object Number: 868880  Size: SH
  5. Install the upper case assembly.
  6. Tighten
    Tighten the screws to 1 N·m (9 lb in).

  7. Install the HVAC module assembly. Refer to HVAC Module Assembly Replacement .