GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Remove the front seat assembly from the vehicle. Refer to Driver and Passenger Seat Replacement .

  2. Object Number: 333622  Size: SH
  3. Remove the nuts (2) that retain the seat riser (3) to the seat adjuster (1).
  4. Remove the front seat assembly from the seat riser.

Installation Procedure

  1. Position the front seat riser into the vehicle.
  2. 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 nuts in order to retain the seat riser to the vehicle.
  4. Tighten
    Tighten the nuts to 60 N·m (44 lb ft).

  5. Position the front seat assembly to the seat riser.

  6. Object Number: 333622  Size: SH
  7. Install the seat adjuster nuts (2).
  8. Install the nuts (2) in order to retain the seat adjuster (1) to the seat riser (3).
  9. Tighten
    Tighten the nuts (2) to 45 N·m (33 lb ft).

  10. Install the front seat assembly to the vehicle. Refer to Driver and Passenger Seat Replacement .