Graco TrioGrow SnugLoc Instruction Manual page 108

7. To Adjust the Buckle Position
Recline the car seat and locate the metal
retainer under the car seat shell.
8. Rotate Metal Retainer and Insert
It Up Through the Shell and Pad
From the top of the car seat, pull the
crotch buckle out.
9. Insert Metal Retainer in the New
Crotch Buckle Slot
Reach underneath the car seat and pull
the metal retainer through.
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