GMC 2001 Sierra 1500 Pickup Owner's Manual page 71

1. Put the 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. If the shoulder belt goes in front of the
child's face or neck, put it behind the child restraint.
3. Buckle the belt. Make sure the release button is
positioned so you would be able to unbuckle the
safety belt quickly if you ever had to.
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4. Pull the rest of the shoulder belt all the way out of
the retractor to set the lock.