GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

    Caution: When you are performing service on or near the SIR components or the SIR wiring, you must disable the SIR system. Refer to Disabling the SIR System. Failure to follow the correct procedure could cause air bag deployment, personal injury, or unnecessary SIR system repairs.

  1. Disable the SIR system. Refer to Disabling the SIR System in SIR.
  2. Position the seat cushion out of the way. Refer to Front Seat Cushion Replacement .
  3. Remove the head restraint. Refer to Front Seat Head Restraint Replacement .
  4. Open the seat back cover zipper from the bottom to the top.
  5. Disconnect the double J channel retainer at the bottom of the seat back cover.
  6. Remove the inflatable restraint. Refer to Driver and Passenger Seat Side Inflatable Restraint Module Replacement in SIR.
  7. Remove the head restraint retainers. Refer to Front Seat Head Restraint Retainer Replacement .
  8. Remove the shoulder belt retractor. Refer to Front Seat Belt Replacement in Seat Belts.

  9. Object Number: 430389  Size: SH
  10. Remove the seat back cover (2) from the seat back pad (1) and the seat back frame.

  11. Object Number: 430392  Size: SH
  12. Remove the seat back pad (2) from the seat back frame (1).

Installation Procedure


    Object Number: 430392  Size: SH
  1. Install the seat back pad (2) over the seat back frame (1).

  2. Object Number: 430389  Size: SH
  3. Install the seat back cover (2) over the seat back pad (1).
  4. Work the foam pad into position so there are no wrinkles or lumps.
  5. Ensure the hook and loop fastener on the cover and pad are fully engaged in order to ensure proper fit of the seat back cover.
  6. Install the head restraint retainers. Refer to Front Seat Head Restraint Retainer Replacement .
  7. Install the Inflatable restraint. Refer to Driver and Passenger Seat Side Inflatable Restraint Module Replacement in SIR.
  8. Install the shoulder belt retractor. Refer to Front Seat Belt Replacement in Seat Belts.
  9. Connect the double J channel retainer at the bottom of the seat back cover.

  10. Object Number: 671317  Size: SH
  11. With the aid of an assistant hold the seat back cover zipper together while closing the zipper from top to bottom.
  12. Install the head restraint. Refer to Front Seat Head Restraint Replacement .
  13. Install the seat cushion. Refer to Front Seat Cushion Replacement .
  14. Enable the SIR system. Refer to Enabling the SIR System in SIR.