GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 330866  Size: SH
  1. Fold down the rear seat back cushion (1).
  2. Remove the seat back lock bolt (3).
  3. Remove the seat back lock (2) and the washer (4).

Installation Procedure


    Object Number: 330866  Size: SH
  1. Install the washer (4) and the seat back lock (2).
  2. Place the locating pin for the seat back lock (2) through the opening in the seat back cushion (1).
  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 seat back lock bolt (3).
  5. Tighten
    Tighten the bolt to 27 N·m (20 lb ft).

  6. Check seat back lock for proper operation.
  7. Place the rear seat back to original position.