Chevrolet Impala 2012 Owner's Manual page 90

3-46 Seats and Restraints
If the position you
are using has a fixed
headrest and you
are using a dual
tether, route the
tether around the
head restraint.
If you are using a
single tether in the
center seating
position without a
headrest, route the
single tether over
the seatback.
I n f o r ma t i o n P r o v i d e d b y :
If you are using a
dual tether in the
center seating
position without a
headrest, route the
dual tether over the
seatback.
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
LATCH 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.