Safety Belts: They're For Everyone - GMC 1999 Sierra 1500 Pickup Owner's Manual

To fold a seatback forward,
pull this lever up and fold the seatback forward.
To return the seatback to the upright position, just push the seatback
rearward until
it
latches.
After returning the seatback to its upright position, pull the seatback forward
to
make sure it is locked.
I * If the seatback isn't locked,
it
could move forward in a sudden stop
or crash. That could cause injury
to the person sitting there. Always
I
press rearward on the seatback to be sure it is locked.
Safety Belts: They're For Everyone
This part of the manual tells you how
to use safety belts properly. It also tells
you some things you should not do with safety belts.
*
Don't let anyone ride where they can't wear a safety belt properly.
If
you are in a crash and you're not wearing a safety belt, your injuries
can be much worse. You can hit things inside the vehicle or be
ejected from it. You can be seriously injured or killed. In the same
crash, you might not be if you are buckled up. Always fasten your
safety belt, and check that your passengers' belts are fastened
I
properly too.
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