GM Service Manual Online
For 1990-2009 cars only

Rear Seat Back Cushion Replacement Fixed

Removal Procedure

  1. Remove the rear seat cushion. Refer to Rear Seat Cushion Replacement .

  2. Object Number: 508346  Size: SH
  3. Remove the rear seat back nuts from the child seat latch bracket.

  4. Object Number: 508231  Size: SH
  5. Grasp the bottom of the rear seat back and lift upward to disengage offsets on the upper frame bar from the hangers.
  6. Remove the rear seat back from the vehicle.

Installation Procedure

  1. Position the rear seat back to the vehicle.

  2. Object Number: 508231  Size: SH
  3. Hook the seat back upper frame to the hangers on the rear shelf.

  4. Object Number: 508346  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.

  5. Install the rear seat back nuts to the latch bracket.
  6. Tighten
    Tighten the rear seat back nuts to 10 N·m (89 lb in).

  7. Install the rear seat cushion. Refer to Rear Seat Cushion Replacement .

Rear Seat Back Cushion Replacement Folding

Removal Procedure

  1. Remove the rear seat cushion. Refer to Rear Seat Cushion Replacement .
  2. Remove the rear center seat belts. Refer to Seat Belt Replacement - Center Rear in Seat Belts.
  3. On the Monte Carlo, remove the child bracket trim panel. Refer to Rear Seat Back Cushion Trim Panel Replacement .

  4. Object Number: 782310  Size: SH
  5. Remove the nut (1) from the child rear seat latch bracket.
  6. Remove the bolts (2) from each end of the latch bracket.

  7. Object Number: 508362  Size: SH
  8. Fold the seat back cushions down.
  9. Remove the bolts from the seat latches.
  10. Remove the seat latches from the seat back.
  11. Fold the seat back cushions up.
  12. Reposition the seat belts from the seat back.
  13. Remove the seat back.

Installation Procedure

  1. Position the rear seat back to the vehicle.
  2. Reposition the seat belts to the seat back.

  3. Object Number: 782310  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.

  4. Apply a thread sealant, GM P/N 12345382 (Canada P/N 10953489), Loctite 242, Permatex 24200 to the threads of the bolts (2) and also the stud for the bracket nut (1).
  5. Install the nut (1) to the child seat latch bracket.
  6. Install the bolts (2) to each end of the latch bracket.

    Tighten
    Tighten the bolts to 42 N·m (31 lb ft).

  7. Install the rear center seat belts. Refer to Seat Belt Replacement - Center Rear in Seat Belts.

  8. Object Number: 508362  Size: SH
  9. Fold the seat back cushions down.
  10. Install the seat latches to the seat back.
  11. Install the bolts to the rear seat latches.
  12. Tighten
    Tighten the bolts to 6 N·m (53 lb in).

  13. Fold the seat back cushions up.
  14. On the Monte Carlo, install the child bracket trim panel. Refer to Rear Seat Back Cushion Trim Panel Replacement .
  15. Inspect the rear seat for proper operation.
  16. Install the rear seat cushion. Refer to Rear Seat Cushion Replacement .