STS RWD V8-4.6L (2007)
4. Remove the center seat belt (2) and shoulder belt buckle nut (1), if equipped.
5. Place the center shoulder belt on the rear shelf panel.
6. Remove the lower seat back retaining nuts (1).
7. Pull out on the top of the rear seat back.
8. Position the rear shoulder belts to clear the rear seat back during removal.
9. Remove the rear seat back.
Installation Procedure
1. Install the rear seat back into the car.
Notice: Refer to Fastener Notice.
2. Install the upper retaining nuts (1) to the seat back studs (2).