GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2009 🢒 TrailBlazer - 4WD 🢒 HVAC 🢒 Heating, Ventilation, and Air Conditioning 🢒 Instrument Panel Center Air Outlet Replacement

Removal Procedure
  1. Remove the left closeout/insulator panel. Refer to Instrument Panel Insulator Panel Replacement - Left Side.
  2. Remove the knee bolster trim panel. Refer to Driver Knee Bolster Panel Replacement.
  3. Remove the instrument panel (I/P) cluster bezel, Chevrolet only. Refer to Instrument Panel Cluster Trim Plate Bezel Replacement.
  4. Remove the radio. Refer to Radio Replacement.

    5. Object Number: 957271 Size: SH
  5. Remove the 2 screws (1) from the bottom of the air outlet assembly.

    6. Object Number: 957157 Size: SH
  6. Remove the air deflectors from the outlet. Refer to Instrument Panel Air Outlet Replacement.
  7. Grasp and pull the outlet rearward from the I/P.

    8. Object Number: 957231 Size: SH
  8. Remove the outlet from the vehicle.

Installation Procedure

    Object Number: 957231 Size: SH
  1. If reinstalling the original outlet, install the air deflectors in the outlet. Refer to Instrument Panel Air Outlet Replacement.
  2. Install the outlet assembly to the I/P.

    3. Caution: Refer to Fastener Caution in the Preface section.


    Object Number: 957271 Size: SH
  3. Install the 2 retaining screws (1).

    4. Tighten
    Tighten the screws to 2.5 N·m (22 lb in).

  4. Install the radio. Refer to Radio Replacement.
  5. Install the I/P cluster bezel, Chevrolet only. Refer to Instrument Panel Cluster Trim Plate Bezel Replacement.
  6. Install the knee bolster trim panel. Refer to Driver Knee Bolster Panel Replacement.
  7. Install the left closeout/insulator panel. Refer to Instrument Panel Insulator Panel Replacement - Left Side.