GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

    Caution: Refer to SIR Caution in the Preface section.


    Object Number: 859493  Size: SH
  1. Disable the SIR. Refer to SIR Disabling and Enabling .
  2. Remove the knee bolster trim panel. Refer to Passenger Knee Bolster Replacement .
  3. Remove the instrument panel (I/P) upper trim pad. Refer to Instrument Panel Upper Trim Pad Replacement .
  4. Remove the nuts (2) retaining the I/P extension to HVAC duct.
  5. Remove the screws (3) from the I/P extension.
  6. Remove the I/P extension (1).

Installation Procedure


    Object Number: 859493  Size: SH
  1. Install the I/P extension (1) to the I/P.
  2. Notice: Refer to Fastener Notice in the Preface section.

  3. Install the screws (3).
  4. Tighten
    Tighten the screws (3) to 3 N·m (26 lb in).

  5. Install the nuts (2) that retain the HVAC duct to the I/P extension.
  6. Tighten
    Tighten the screws (2) to 3 N·m (26 lb in).

  7. Install the I/P upper trim pad. Refer to Instrument Panel Upper Trim Pad Replacement .
  8. Install the knee bolster trim panel. Refer to Passenger Knee Bolster Replacement .
  9. Enable the SIR. Refer to SIR Disabling and Enabling .