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 air inlet assembly.
  3. Remove the screws from the air inlet assembly.

  4. Object Number: 651483  Size: SH
  5. Remove the recirculation actuator screws.
  6. Remove the recirculation actuator.

Installation Procedure


    Object Number: 651483  Size: SH
  1. Install the recirculation actuator.
  2. Notice: Refer to Fastener Notice in the Preface section.

  3. Install the recirculation actuator screws.
  4. Tighten
    Tighten the screws to 1.9 N·m (17 lb in).

  5. Install the air inlet assembly.
  6. Install the screws to the HVAC module assembly.
  7. Tighten
    Tighten the screws to 1.9 N·m (17 lb in).

  8. Install the HVAC module assembly. Refer to HVAC Module Assembly Replacement .
  9. Recalibrate the recirculation actuator on vehicles equipped with automatic climate control (C68). Refer to Actuator Recalibration .