Chevrolet 1999 Prizm Owner's Manual page 45

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2. Pull the flap away from the fastener strip on the top
of the seatback and lower the child restraint cushion.
CAUTION:
If a head restraint is not installed on the seatback
properly, it could be thrown about the vehicle in
a crash or sudden maneuver.
CAUTION: (Continued)
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