GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Remove the front carpet. Refer to Front Floor Panel Carpet Replacement in Instrument Panel, Gages and Console.

  2. Object Number: 788970  Size: SH
  3. Remove the push pin (2) from the duct (1) and the carpet.

  4. Object Number: 788977  Size: SH
  5. Disconnect the wiring (1) from the duct.

  6. Object Number: 756217  Size: SH
  7. Press the tab to release the duct from the HVAC module.

  8. Object Number: 756233  Size: SH
  9. Disconnect the duct from the module.

  10. Object Number: 760776  Size: SH
  11. Remove the rear duct nut (1).

  12. Object Number: 789050  Size: SH
  13. Remove the air outlet duct (1).

Installation Procedure


    Object Number: 789050  Size: SH
  1. Install the air outlet duct (1).

  2. Object Number: 760776  Size: SH

    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.

  3. Install the rear duct nut (1).
  4. Tighten
    Tighten the nut to 9 N·m (80 lb in).


    Object Number: 756233  Size: SH
  5. Connect air outlet duct to the HVAC module.

  6. Object Number: 788977  Size: SH
  7. Connect the wiring (1) to the duct.

  8. Object Number: 788970  Size: SH
  9. Install the push pin (2) from the duct (1) and the carpet.
  10. Install the front carpet. Refer to Front Floor Panel Carpet Replacement in Instrument Panel, Gages and Console.