Pontiac 2009 Vibe Owner's Manual page 52

1-48 Seats and Restraints
2. If the child restraint manufacturer
recommends that the top tether
be attached, attach and tighten
the top tether to the top tether
anchor, if equipped. Refer to the
child restraint instructions and the
following steps:
2.1. Find the top tether anchor.
2.2. If the vehicle has a cargo
mat, you may need to fold
it back to access the
top tether anchors.
2.3. Open the top tether anchor
cover to expose the anchor.
2.4. Route, attach, and tighten
the top tether according
to the child restraint
instructions and the
following instructions:
If the position you are using
does not have a headrest
or 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 headrest
or head restraint and
you are using a dual tether,
route the tether over the
seatback.