GM Service Manual Online
For 1990-2009 cars only

Front Seat Back Replacement Bucket

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 front seat 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: 523812  Size: SH
  9. Remove the front seat back hinge bolts from the seat back hinge.

  10. Object Number: 523815  Size: SH
  11. Lift up the front seat back and set it down on the front seat cushion.
  12. 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: 523812  Size: SH

    Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  3. Install the front seat back hinge bolts to the seat back hinge.
  4. Tighten
    Tighten the front seat back hinge bolts to the seat back hinge to 24 N·m (18 lb ft).


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

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

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

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 front seat armrest from the front seat.
  4. Remove the front seat belt buckle from the front seat. Refer to Seat Belt Buckle Replacement - Right 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 front seat 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 front seat cushion and pull open the front seat cushion cover to expose the seat frame hinge.

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

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

  13. Object Number: 523815  Size: SH
  14. Lift up the front seat back and set it down on the front seat cushion.
  15. 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: 523812  Size: SH

    Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  3. Install the front seat back hinge bolts to the seat back hinge.
  4. Tighten
    Tighten the front seat back hinge bolts to the seat back hinge to 25 N·m (18 lb ft).


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

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

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