2011 Chevrolet Suburban 1500 Owner's Manual - Page 130

3-68 Seats and Restraints . If the position you are using has an adjustable headrest or head restraint and you are using a single tether, raise the headrest or head restraint and route the tether under the headrest or head restraint and in between the headrest or head restraint posts. . . If the position you are using has a fixed headrest or head restraint and you are using a single tether, route the tether around the inboard or outboard side of the headrest or head restraint. If the position you are using has a fixed or an adjustable headrest or head restraint and you are using a dual tether, route the tether around the headrest or head restraint. 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.