GM Service Manual Online
For 1990-2009 cars only

Rear Seat Back Cushion Replacement Non Folding

Removal Procedure


    Object Number: 508346  Size: SH
  1. Remove the rear seat cushion. Refer to Rear Seat Cushion Replacement .
  2. Remove the nuts from the rear seat retainer at the bottom of the rear seat back.

  3. Object Number: 508231  Size: SH
  4. Grasp the bottom of the rear seat back and lift upward to disengage offsets on the upper frame bar from the hangers.
  5. Lift the rear seat back upwards to remove from the rear shelf.

  6. Remove the rear seat back from the vehicle.

Installation Procedure


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

  3. 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.

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

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

Rear Seat Back Cushion Replacement Folding

Removal Procedure


    Object Number: 508346  Size: SH
  1. Remove the rear seat cushion. Refer to Rear Seat Cushion Replacement .
  2. Remove the nuts from the rear seat retainer at the bottom of the rear seat back.

  3. Object Number: 508362  Size: SH
  4. Fold the rear seat back cushions down.
  5. Remove the bolts from the rear seat latches.
  6. Remove the rear seat latches from the rear seat back.
  7. Fold the rear seat back cushions up.
  8. Reposition the seat belts from the rear seat back.
  9. Remove the rear seat back from the vehicle.

Installation Procedure


    Object Number: 508346  Size: SH
  1. Position the rear seat back to the vehicle.
  2. Reposition the seat belts to the rear seat back.
  3. 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. Install the nuts to the rear seat retainer at the bottom of the rear seat back.
  5. Tighten
    Tighten the nuts to the rear seat retainer to 10 N·m (89 lb in).


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

  10. Fold the rear seat back cushions up.
  11. Inspect the rear seat for proper operation.
  12. Install the rear seat cushion. Refer to Rear Seat Cushion Replacement .