GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2009 🢒 TrailBlazer - 4WD 🢒 HVAC 🢒 HVAC - Manual 🢒 Air Inlet Valve Actuator Replacement

Removal Procedure
  1. Remove the HVAC module assembly. Refer to HVAC Module Assembly Replacement.
  2. Remove the air inlet assembly screws.

    3. Object Number: 651483 Size: SH
  3. Remove the air inlet assembly.
  4. Remove the recirculation actuator screws.
  5. Remove the electrical connector from the recirculation actuator.
  6. Remove the recirculation actuator.

Installation Procedure

    Object Number: 651483 Size: SH
  1. Install the recirculation actuator.

    2. Caution: Refer to Fastener Caution in the Preface section.

  2. Install the screws to the recirculation actuator.

    3. Tighten
    Tighten the screws to 1.9 N·m (17 lb in).

  3. Install the air inlet assembly.
  4. Install the air inlet assembly screws.

    5. Tighten
    Tighten the screws to 1.9 N·m (17 lb in).

  5. Connect the electrical connector to the recirculation actuator.
  6. Install the HVAC module assembly. Refer to HVAC Module Assembly Replacement.
  7. Recalibrate the recirculation actuator. Refer to Actuator Recalibration