Pontiac 1996 Grand Prix Owner's Manual page 62

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1. Unbuckle the automatic lap-shoulder belt by pushing
the button on the buckle. It will stay on the door, ready
to be rebuckled for use by adults or older children.
2. Because your vehicle has a right front passenger air
bag, always move the seat as far back as it will go
before securing a forward-facing child restraint. (See
''Seats" in the Index.)
3.
Snap one hook of the infantkhild. seat attaching belt
near the floor at the door side of the seat.