Chevrolet Silverado 2015 Owner's Manual page 114

If the child restraint manufacturer
recommends that the top tether
be attached, attach and tighten
the top tether to the top tether
anchor, if your vehicle has one.
Refer to the child restraint
instructions and the following
steps:
1.1. Fold the passenger
seatback forward to access
the top tether anchor. See
Reclining Seatbacks on
page 3-5.
1.2. Find the top tether anchor.
1.3. Remove the cover to
expose the anchor.
1.4. Route, attach, and tighten
the top tether according to
your child restraint
instructions and the
following instructions:
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.
Seats and Restraints
If the position you are using
has an adjustable head
restraint and you are using
a single tether, raise the
head restraint and route the
tether under the head
restraint and in between the
head restraint posts.
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