GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2006 🢒 TrailBlazer - 2WD 🢒 HVAC 🢒 HVAC Systems - Manual 🢒 Temperature Valve Actuator Replacement - Left Side

Removal Procedure
  1. Remove the I/P carrier. Refer to Instrument Panel Carrier Replacement in Instrument Panel, Gages and Console.

    2. Object Number: 735989 Size: SH
  2. Remove the left side air temperature actuator (1) retaining screws.
  3. Disconnect the left side air temperature actuator electrical connector.
  4. Remove the left side air temperature actuator.

Installation Procedure

    Object Number: 735989 Size: SH
  1. Install the left side air temperature actuator (1).

    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 left side air temperature actuator retaining screws.

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

  3. Connect the electrical connector to the left side air temperature actuator.
  4. Install the I/P carrier. Refer to Instrument Panel Carrier Replacement in Instrument Panel, Gages and Console.
  5. Calibrate the air temperature actuator on vehicles equipped with automatic climate control (C68). Refer to Actuator Recalibration .