GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Locate the recirculation actuator on the HVAC module under the passenger side floor.
  2. Disconnect the electrical connector from the actuator.
  3. Remove the actuator screws from the HVAC control module.
  4. Remove the actuator from the HVAC control module.

Installation Procedure

  1. Align the flats on the actuator opening with the flats on the door shaft.
  2. Notice: Refer to Fastener Notice in the Preface section.

  3. Install the actuator screws to the HVAC module.
  4. Tighten
    Tighten the screws to 1 N·m (9 lb in).

  5. Connect the electrical connector to the actuator.