GMC 2016 Sierra Denali Owner's Manual page 86

Example Rear Driver Side
Position
2.1. For a top tether in the rear
driver side position:
2.1.1. Raise the headrest.
2.1.2. Route the top
tether (4) between
the headrest posts,
through the
loop (3), behind the
inboard headrest
post, and under the
center shoulder
belt (2).
2.1.3. Then attach the top
tether (4) to the top
tether
anchor (loop) (1) at
the center rear
seating position.
2.2. For a top tether in the rear
center position:
2.2.1. Route the top
tether (4) through
the center loop (1),
and behind the
passenger side
headrest post.
2.2.2. Then attach the top
tether (4) to the top
tether anchor (loop)
at the rear
passenger side
seating position.
2.3. For a top tether in the rear
passenger position:
2.3.1. Raise the headrest.
2.3.2. Route the top
tether (4) between
the headrest posts,
through the loop on
the passenger side
Seats and Restraints
and behind the
inboard
headrest post.
2.3.3. Then attach the top
tether (4) to the top
tether
anchor (loop) (1) at
the center rear
seating position.
3. Tighten the top tether per the
child restraint manufacturer's
instructions.
When the top tether is properly
tightened, the anchor (loop)
may bend. This is normal and
will not damage the vehicle.
If child restraints are installed
in both outboard positions, both
top tethers can be attached to
the center loop. Top tethers
can be attached for child
restraints in all three rear
seating positions at the same
time, following the routing
instructions above.
4. Before placing a child in the
child restraint, make sure it is
securely held in place. To
85