GMC 2006 Canyon - Manual (Page 59)

If the position you are
using has a fixed or
adjustable head restraint
and you are using a
dual tether, route the tether
around the head restraint.
2.3. Attach the top tether to the anchor (A).
Make sure that you secure the top tether
to the top tether anchor and not to the
seatback latch (B).
2.4. Push rearward on the seatback until it locks
into its upright position. Push and pull on
the seatback to make sure it is secured
properly.
3. 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 safety belts.
Refer to your child restraint manufacturer
instructions and the instructions in this manual.
3.1. Find the lower anchors for the desired
seating position.
3.2. Attach and tighten the lower attachments on
the child restraint to the lower anchors.
4. Tighten the top tether.
5. Push and pull the child restraint in different
directions to be sure it is secure.
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