GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2006 🢒 TrailBlazer - 2WD 🢒 Body 🢒 Wiring Systems 🢒 Auxiliary Temperature Valve Actuator Replacement

Removal Procedure
  1. Remove the right rear quarter trim panel. Refer to Rear Quarter Trim Panel Replacement - Right Side in Interior Trim.
  2. Disconnect the electrical connector from the air temperature actuator.
  3. Remove the retaining screws from the air temperature actuator.

    4. Object Number: 814583 Size: SH
  4. Remove the air temperature actuator (1) from the rear HVAC module.

Installation Procedure

    Object Number: 814583 Size: SH
  1. Install the air temperature actuator (2) to the rear HVAC module.

    2. Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  2. Install the screws to the actuator.

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

  3. Connect the electrical connector to the air temperature actuator.
  4. Recalibrate the air temperature actuator. Refer to Actuator Recalibration .
  5. Install the right rear quarter trim panel. Refer to Rear Quarter Trim Panel Replacement - Right Side in Interior Trim.