GM Service Manual Online
For 1990-2009 cars only

    Object Number: 282922  Size: SH
  1. Remove the right instrument panel (IP) insulator. Refer to Instrument Panel Insulator Panel Replacement - Right Side in Instrument Panel, Gages and Console.
  2. Remove the temperature control cable bolt.
  3. Disconnect the temperature control cable from the HVAC module assembly.

  4. Object Number: 282915  Size: SH

    Important: Ensure that the temperature control cable (3) is still attached to the HVAC control assembly.

  5. Cycle the temperature control knob between the following positions:
  6. • Full cold position
    • Full hot position
  7. Replace the temperature control cable if one of the following situations occur:
  8. • The temperature control cable binds
    • The temperature control cable does not rotate freely
    • Refer to Temperature Control Cable Replacement in HVAC Systems -- Manual.
  9. Set the temperature control knob to the half way between the full cold and the full hot positions.
  10. Inspect the position of the temperature control cable pulley (2).
  11. Adjust the temperature control cable pulley (2):

    • Do not adjust the pulley if the pulley is skewed 5-10 degrees toward the full cold side.
    • Adjust the control cable if the pulley is skewed toward the full hot side.
  12. Remove the spring (4) from the temperature control cable pulley.
  13. Adjust the temperature control cable pulley 5-10 degrees toward the full cold position.
  14. Install the temperature control cable spring (4) to the temperature control cable pulley (2).
  15. Connect the temperature control cable (5) to the HVAC module assembly.

  16. Object Number: 282922  Size: SH
  17. Connect the temperature control cable to the HVAC module assembly.
  18. 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.

  19. Install the temperature control cable screw.
  20. Tighten
    Tighten the temperature control cable screw to 1.9 N·m (17 lb in).

  21. Install the right IP insulator. Refer to Instrument Panel Insulator Panel Replacement - Right Side in Instrument Panel, Gages and Console.