GM Service Manual Online
For 1990-2009 cars only

Front Seat Back Replacement Split Bench

Removal Procedure

  1. Remove the front seat from the vehicle. Refer to Split Bench Seat Replacement .
  2. Remove the front seat riser trim cover. Refer to Front Seat Trim Panel Replacement .
  3. Remove the armrest from the front seat. Refer to Front Seat Armrest Replacement .
  4. Remove the seat belt buckle from the front seat. Refer to Seat Belt Buckle Replacement - Center Front in Seat Belts.

  5. Object Number: 523789  Size: SH
  6. Disconnect the J-hook retainers at each end of the front seat cushion and pull the cushion cover open to expose the seat frame hinge.

  7. Object Number: 523832  Size: SH
  8. Disconnect the J-hook retainers at the rear of the cushion and pull open the cushion cover to expose the seat frame hinge.

  9. Object Number: 523811  Size: SH
  10. Remove the seat back recliner roll pins from the seat back hinge.

  11. Object Number: 523812  Size: SH
  12. Remove the seat back bolts from the seat back hinge.

  13. Object Number: 523815  Size: SH
  14. Lift up the seat back and set the seat back down on the front seat cushion.

  15. Object Number: 523813  Size: SH
  16. Pull the side air bag wire harness from the front seat cushion/frame area.
  17. Remove the seat back.

Installation Procedure


    Object Number: 523815  Size: SH
  1. Position the front seat back on the front seat cushion.

  2. Object Number: 523813  Size: SH
  3. Route the side air bag wire harness to the front seat cushion/frame area.
  4. Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 787089  Size: SH
  5. Install the front seat back hinge bolts (1) to the seat back hinge.
  6. Tighten
    Tighten the bolts to 25 N·m (18 lb ft).


    Object Number: 523811  Size: SH
  7. Install new front seat back recliner roll pins to the seat back hinge.

  8. Object Number: 523832  Size: SH
  9. Connect the J-hook retainers at the rear of the front seat cushion.

  10. Object Number: 523789  Size: SH
  11. Connect the J-hook retainers at each end of the front seat cushion.
  12. Install the front seat riser trim cover. Refer to Front Seat Trim Panel Replacement .
  13. Install the armrest in the front seat. Refer to Front Seat Armrest Replacement .
  14. Install the front center seat belt buckle to the front seat. Refer to Seat Belt Buckle Replacement - Center Front in Seat Belts.
  15. Inspect the front seat back for proper operation.
  16. Install the front seat in the vehicle. Refer to Split Bench Seat Replacement .

Front Seat Back Replacement Bucket Seat

Removal Procedure


    Object Number: 523789  Size: SH
  1. Remove the front seat from the vehicle. Refer to Front Seat Replacement - Bucket .
  2. Remove the front seat riser trim cover. Refer to Front Seat Trim Panel Replacement .
  3. Disconnect the J-hook retainers at each end of the front seat cushion and pull the front seat cushion cover open to expose the seat frame hinge.

  4. Object Number: 523832  Size: SH
  5. Disconnect the J-hook retainers at the rear of the front seat cushion and pull open the cushion cover to expose the seat frame hinge.

  6. Object Number: 523811  Size: SH
  7. Remove the front seat back recliner roll pins from the seat back hinge.

  8. Object Number: 787089  Size: SH
  9. Remove the front seat back hinge bolts (1) from the seat back hinge.

  10. Object Number: 523815  Size: SH
  11. Lift up the front seat back and set the seat back down on the front seat cushion.

  12. Object Number: 523813  Size: SH
  13. Pull the side SIR wire harness from the front seat cushion frame area.
  14. Remove the front seat back.

Installation Procedure


    Object Number: 523815  Size: SH
  1. Position the front seat back on the front seat cushion.

  2. Object Number: 523813  Size: SH
  3. Route the side SIR wire harness to the front seat cushion/frame area.
  4. Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 787089  Size: SH
  5. Install the front seat back hinge bolts (1) to the seat back hinge.
  6. Tighten
    Tighten the bolts to 24 N·m (18 lb ft).


    Object Number: 523811  Size: SH
  7. Install new front seat back recliner roll pins to the seat back hinge.

  8. Object Number: 523832  Size: SH
  9. Connect the J-hook retainers at the rear of the front seat cushion.

  10. Object Number: 523789  Size: SH
  11. Connect the J-hook retainers at each end of the front seat cushion.
  12. Install the front seat riser trim cover. Refer to Front Seat Trim Panel Replacement .
  13. Inspect the front seat back for proper operation.
  14. Install the front seat in the vehicle. Refer to Front Seat Replacement - Bucket .