Graco 4EVER 4-IN-1 CAR SEAT Instruction Manual page 71

6. Lift the Red Backrest Lock Up
With the car seat in the 6th recline position,
lift the red backrest locks up and slide
together.
7. Remove Seat Back from Seat Base
Push the seat back up and lift out of base.
To replace the seat back, reverse steps 4
though 6.
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