GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 1548556  Size: SH
  1. Remove the driver side knee bolster.
  2. Locate the air temperature actuator (6).
  3. Disconnect the left side air temperature actuator electrical connector (7).

  4. Object Number: 1548533  Size: SH
  5. Remove the left side air temperature actuator bolts/screws (1).
  6. Remove the left side air temperature actuator (2).
  7. Remove the left side air temperature actuator lever (3), if necessary.

Installation Procedure


    Object Number: 1548533  Size: SH

    Note: The actuator lever can only be inserted into the door one way.

  1. Install the air temperature actuator lever (3), if necessary.
  2. Install the left side air temperature actuator (2).
  3. Caution: Refer to Fastener Caution in the Preface section.

  4. Install the left side air temperature actuator bolts/screws (1) and tighten to 1.2 N·m (11 lb in) .

  5. Object Number: 1548556  Size: SH
  6. Connect the left side air temperature actuator electrical connector (7).
  7. Install the driver side knee bolster.
  8. Re-calibrate the actuators. Refer to Actuator Recalibration .