2012 Chevrolet Suburban Owner's Manual - Page 126

3-64 Seats and Restraints Cinching Latch Plate 1. Put the child restraint on the seat. 2. Pick up the latch plate, and run the lap and shoulder portions of the vehicle's safety belt through or around the restraint. The child restraint instructions will show you how. For third row seating positions, with cinching latch plates, tilt the latch plate to adjust the belt if needed. 3. Push the latch plate into the buckle until it clicks. Position the release button on the buckle so that the safety belt could be quickly unbuckled if necessary.