1998 Buick Park Avenue Owner's Manual - Page 50

A rear-facing infant restraint(B) positions an infant to face the rear of the vehicle. Wear-facing infant restraints are designedfor infants of up to about 20 Ibs. (9 kg) agld about one year of age. "his type of restraint faces the rear so that the infant's head, neck and body can have the support they need a in crash. Someinfant seats come intwo parts -- the base stays secured the vehicle and the seat part in is removable.