Sierra 3500 4WD V8-8.1L VIN G (2006)
12. Install the nut to the lower seat belt anchor.
Tighten the nut to 53 N.m (39 lb ft).
13. Install the seat trim panel.
14. Install the head restraints.
15. Push on the seat cover. Ensure that the cover is retained by the velcro in the seat cushion.
16. Connect the J-strip at the bottom of the seat.