GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Remove the accessory trim plate. Refer to Instrument Panel Accessory Trim Plate Replacement in Instrument Panel, Gages, and Console.

  2. Object Number: 1222586  Size: SH
  3. Remove the screws (7,2) from the HVAC control assembly.
  4. Remove the HVAC control assembly from the instrument panel.

  5. Object Number: 873745  Size: SH
  6. Disconnect the mode cable from the HVAC control assembly. Refer to Mode Control Cable Replacement .
  7. Disconnect the temperature cable from the HVAC control assembly. Refer to Temperature Control Cable Replacement .
  8. Disconnect the HVAC control assembly electrical connectors.
  9. Remove the HVAC control assembly.

Installation Procedure


    Object Number: 873745  Size: SH
  1. Install the HVAC control assembly.
  2. Connect the HVAC control assembly electrical connectors.
  3. Important: Do not bend the mode and temperature cables.

  4. Connect the mode cable to the HVAC control assembly. Refer to Mode Control Cable Replacement .
  5. Connect the temperature cable to the HVAC control assembly. Refer to Temperature Control Cable Replacement .

  6. Object Number: 1222586  Size: SH
  7. Install the HVAC control assembly to the instrument panel.
  8. Notice: Refer to Fastener Notice in the Preface section.

  9. Install the HVAC control assembly screws.
  10. Tighten
    Tighten the screws to 1.9 N·m (18 lb in).

  11. Install the accessory trim plate. Refer to Instrument Panel Accessory Trim Plate Replacement in Instrument Panel, Gages, and Console.