GM Service Manual Online
For 1990-2009 cars only

Tools Required

J 38778 Door Trim Pad Clip Remover

Removal Procedure

    Important: The defroster door must be closed to allow clearance during defroster duct removal.

  1. Set the HVAC controls in the VENT mode to close the defroster door.
  2. Remove the instrument panel (I/P) carrier. Refer to Instrument Panel Carrier Replacement .

  3. Object Number: 1547646  Size: SH
  4. Remove the defroster outlet duct bolts.

  5. Object Number: 1547647  Size: SH
  6. Using the J 38778 remove the defroster outlet duct retaining clips.
  7. Remove the defroster outlet duct from the I/P carrier.

Installation Procedure


    Object Number: 1547647  Size: SH
  1. Install the defroster outlet duct to the I/P carrier.
  2. Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 1547646  Size: SH
  3. Install the defroster outlet duct bolts.
  4. Tighten
    Tighten the bolts to 1.2 Nยทm (11 lb in).

  5. Install the I/P carrier. Refer to Instrument Panel Carrier Replacement .