Chevrolet 1994 Astro Passenger Owner's Manual page 52

7. 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
When you secure a child restraint in a center seating position, you'll be
using the lap belt.
See the earlier section about the top strap if the child restraint has one.
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