Oldsmobile 1998 Aurora Owner's Manual page 56

5. To tighten the belt, pull up on the shoulder belt while
you push down on the child restraint. If you're using
a forward-facing child restraint, you may find it
helpful to use your knee to push down on the child
restraint as you tighten the belt.
6. Push and pull the child restraint in different
directions to be sure it is secure.
To remove the child restraint, just unbuckle the vehicle's
safety belt and let it
go
back all the way.
The
safety belt
will move freely again and be ready to work for an adult
or larger child passenger.
Securing a Child Restraint in the Center
Rear Seat Position
You'll be using the lap belt. Be sure to follow the
instructions that came with the child restraint. Secure
the child in the child restraint when and as the
instructions say.
See the earlier part about the top strap if the child
restraint has one.
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