GMC 1993 Safari Owner's Manual page 43

The safety belt
locks if there's a sudden stop or a crash.
CAUTION
I
You
can be seriously
hurt if
your shuulder belt is
too l o o s e , In a
crash
you would move forward
too
much, which could increase injury,
The shoulder belt should fit against your body.
AM147110
To unlatch the belt, just push the button on the buckle.
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