1993 Buick Riviera Owner's Manual - Page 44
1993 Buick Riviera Manual
Page 44 highlights
Center Passenger Position n , When you sit in a center seating position, have a lap you To safety belt, which has no retractor. make the belt longer, tilt the latch plate and pull it along the belt. To make the belt shorter, pull free end as shown until its the belt is snug. I . . . Buckle, position and release the same way as the lap it part of a lap-shoulder belt.If the belt isn't long enough, see "Safety Belt Extender" at the end of this section. 42