1998 GMC Safari Owner's Manual - Page 59

I A CAUTION: BEFORE YOU USE THIS CHILD RESTRAINT, BE SURE THETOP OF THE CHILD'S SHOULDERS IS BELOW THE SLOTS THAT THE HARNESS GOES THROUGH. A IF CHILD WHOSE SHOULDERS ARE ABOVE THOSE SLOTS USESTHIS CHILD RESTRAINT, THE CHILD COULD BE INJURED DURINGA SUDDEN STOP OR CRASH. IF' THE TOPOF THE CHILD'S SHOULDERS IS ABOVE THE SLOTS, DON'T USE THIS CHILD RESTRAINT WHILE THE VEHICLE IS IN MOTION. Securing a Child inthe Built-in Child Restraint 1. Lower the child restraint cushion. 1-45