Pontiac 2004 Montana Owner's Manual page 98

13. Adjust the position of the harness on the child's
shoulder by moving the clip along the harness
until it is level with the child's armpits. On each side
of the harness, the shoulder part should be
centered on the child's shoulder. The harness
should be away from the child's face and neck, but
not falling from the child's shoulders.
If you expect that the child will sleep while riding,
you can recline the seatback. See Split Bench Seats
on page 1-8 or Bucket Seats on page 1-16.
1-92
Removing the Child from the Built-In
Child Restraint
1. Unfasten the shoulder harness clip.