Chevrolet Silverado Classic 2007 Owner's Manual page 67

1.2. Place the child restraint in the vehicle,
near the seating position that you
are using.
1.3. Route the top tether according to your
child restraint instructions and the
following instructions:
If the position you
are using does not
have a head restraint
and you are using
a single tether, route
the tether over the
seatback.
If the position you
are using does not
have a head restraint
and you are using
a dual tether, route
the tether over
the seatback.
If the position you
are using has an
adjustable head
restraint and you are
using a dual tether,
route the tether around
the head restraint.
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