1995 GMC Sonoma Owner's Manual - Page 33

When you sit in a center seatingposition, you have a lapsafety belt, which has no retractor. To make the belt longer, tilt the latch plate and pull it along the belt. To make the belt shorter, pull its freeend as shown until the belt is snug. Buckle, position and release it the same as the lap part of a way lap-shoulder belt. If the belt isn't long enough, see "Safety Belt Extender'' at the end of this section. Make sure the release button on the buckle is positioned so you would be able to unbucklethe safety belt quickly if you ever had to. Rear Seat Passengers (Extended Cab Jump Seats) Lap Belt These are reserve seating positions equipped with lap belts only. It's very important for rear seat passengers buckle up! Accident statistics to show that unbelted people in the rear seat are hurt more often in crashes than those who arewearing safety belts. 1-23