Chevrolet 1997 Malibu Owner's Manual page 39

The safety belt locks if there's a sudden stop or a crash,
or if you
pull the belt very quickly out of the retractor.
I
A
CAUTION:
I
You can be seriously hurt if your shoulder belt is
too loose. In a crash, you would move forward
too much, which could increase injury. The
shoulder belt should fit against your body.
To unlatch the belt, just push the button on the buckle.
Rear Safety Belt Comfort Guides for
Children and Small Adults
Rear shoulder belt comfort guides will provide added
safety belt comfort for children who have outgrown
child restraints and for small adults. When installed on a
shoulder belt, the comfort guide pulls the belt away
from the neck and head,
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