Graco TrioGrow SnugLoc Instruction Manual page 60

12. Test For Tightness
Grab the sides of the seat where the
LATCH strap is and slide the car seat
side-to-side and front-to-back.
If the seat moves less than 1". (2.5 cm),
it is tight enough.
13. Replace the Seat Pad
Move the headrest back to its proper
position for your child.
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