Install Backed Booster; Store The Harness System; Loosen The Shoulder Straps As Much As Possible; Raise The Headrest To The Highest Position - Graco 4EVER EXTEND2FIT Instruction Manual

5-B Install Backed Booster

1. Store The Harness System

A
A. Loosen the shoulder straps as
much as possible.
B. Raise the headrest to the highest
B
position.
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