GM Service Manual Online
For 1990-2009 cars only

Rear Split Folding Seat Back Replacement 4 Door

Removal Procedure


    Object Number: 488128  Size: SH
  1. Pull up on the rear seat back cushion latch release knob. Fold the rear seat back cushion (1) forward.

  2. Object Number: 488400  Size: SH
  3. Remove the 3 plastic retainers from each rear seat back cushion which secure the rear floor carpet (1) to the seat back cushion. Position the carpet (1) aside in order to gain access to the seat back cushion mounting bolts.

  4. Object Number: 488129  Size: SH
  5. Gently pry loose and remove the rear seat recliner lower finish cover (1).

  6. Object Number: 488130  Size: SH
  7. Remove the following retainers which secure the seat back cushion:
  8. • The 2 rear seat center bracket bolts (1)
    • The rear seat recliner rear mounting bolt (2)

    Object Number: 488128  Size: SH
  9. Return the seat back cushion (1) to the upright position in order to gain the necessary access to the rear seat recliner front mounting bolt.

  10. Object Number: 479510  Size: SH
  11. Pull the rear seat pull strap (1 or 2) while raising the back of the rear seat cushion (3 or 4).

  12. Object Number: 488221  Size: SH
  13. Remove the rear seat recliner front mounting bolt (3) which secures the seat back cushion (1).
  14. Remove the seat back cushion (1) from the vehicle.

Installation Procedure


    Object Number: 488221  Size: SH
  1. Install the rear seat back cushion (1) to the vehicle. Secure the cushion with the rear seat recliner front mounting bolt (3). Do not tighten fully at this time.

  2. Object Number: 488130  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 2 rear seat center bracket bolts (1) and the rear seat recliner rear mounting bolt (2) which secure the seat back cushion
  4. Tighten
    Tighten the rear seat recliner mounting bolts and the rear seat center bracket bolts to 35 N·m (25 lb ft).

  5. Lower the seat cushion.

  6. Object Number: 488128  Size: SH
  7. Pull up on the rear seat back cushion latch release knob. Fold the rear seat back cushion (1) forward.

  8. Object Number: 488129  Size: SH
  9. Install the rear seat recliner lower finish cover (1).

  10. Object Number: 488400  Size: SH
  11. Install the rear floor carpet (1) to the rear seat back cushion. Secure the carpet with the 3 plastic retainers.

  12. Object Number: 488128  Size: SH
  13. Return the rear seat back cushion (1) to the upright position.