1998 GMC Suburban Owner's Manual - Page 27

I A safety belt that is twisted or not properly attached won't provide the protection needed in a crash. Theperson wearing the belt couId be seriously injured. After installing the seat, always check to be sure that thesafety belts are not twisted and areproperly attached. Removing the Rear (Suburban Third Seat) If your vehicle has a rear seat, it can be taken out for more cargo space. Before removing the seat, unlatch the outside passenger position safety belts from the seat frame. To unlatch the safety belt, press the tip of a key into the release hole of the safety belt attachment while pulling up on the safety belt. Then, hang the latch plate end of the belt on the hook at the top of the retractor cover, out of the way. To remove the seat, fully open the rear load doors and enter the back of the vehicle. 1-15