Graco TrioGrow SnugLoc Instruction Manual page 113

3. Buckle the Vehicle Lap/Shoulder
r
Seat Belt
Be sure the lap portion of the vehicle seat
belt goes behind the armrests.
Be sure the lap portion of the vehicle seat
belt lies low across your child's hips.
Be sure the shoulder belt lies across your
child's shoulder, between the neck and
edge of shoulder. The belt guides should
be even with or just above the shoulders.
113