GMC Sierra 2018 Owner's Manual page 104

3. Before placing a child in the
child restraint, make sure it is
securely held in place. To
check, grasp the child restraint
at the belt path and attempt to
move it side to side and back
and forth. There should be no
more than 2.5 cm (1 in) of
movement for proper
installation.
Crew Cab Models
1. Attach and tighten the lower
attachments to the lower
anchors. If the child restraint
does not have lower
attachments or the desired
seating position does not have
lower anchors, secure the child
restraint with the top tether and
the belts. Refer to your child
restraint manufacturer s
instructions and the
instructions in this manual.
1.1. Find the lower anchors
for the desired seating
position.
1.2. Put the child restraint on
the seat.
1.3. Attach and tighten the
lower attachments on the
child restraint to the lower
anchors.
2. For forward-facing child
restraints, attach and tighten
the top tether to the top tether
anchor (loop), if your vehicle
has one. Follow the child
restraint instructions the
vehicle LATCH anchor weight
limits described at the
beginning of this section, and
the following steps:
Example Rear Driver Side
Position
Seats and Restraints
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).
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