GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 310463  Size: SH
  1. Remove the rear seat cushion. Refer to Rear Seat Cushion Replacement .
  2. Remove the anchor nuts that secure the rear seat retainer at the bottom of the seat back.
  3. Remove the center seat belt buckle nuts. Refer to Seat Belt Replacement - Center Rear .

  4. Object Number: 310476  Size: SH
  5. Grasp the bottom of the seat back. Swing upward on the seat back in order to disengage the offsets on the upper frame bar from the hangers.
  6. Lift the seat back upwards in order to remove the seat back.
  7. Remove the seat back from the vehicle.

Installation Procedure


    Object Number: 310476  Size: SH
  1. Position the seat back into the vehicle.
  2. Install the seat back upper frame to the hangers.

  3. Object Number: 310463  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 anchor nuts.
  5. Tighten
    Tighten the rear seat back anchor nuts to 10 N·m (89 lb in).

  6. Install the rear seat center belt nuts.
  7. Tighten
    Tighten the rear seat center belt nuts to 42 N·m (31 lb ft).

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