USING YOUR HARMONY BOOSTER
CAR SEAT WITH BACKREST
• Place the booster seat firmly against the back of a
forward-facing vehicle seat in a position equipped
with a vehicle shoulder-and-lap belt.
• Have your child sit on the booster seat with their back
flat against the booster seat.
• Pull the vehicle belt from the retractor and position the
lap belt under
BOTH
armrest belt guides (as indicated
by the arrows), then latch the vehicle belt buckle.
• Ensure the buckle is secure by gently pulling on it.
• Position the shoulder belt through the shoulder belt
guide on the headrest (see illustration).
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