4.Tighten vehicle seat belt Push down with your free hand or knee in the middle of the child restraint ➋. Then pull and tighten the shoulder portion of the lap/shoulder belt.
For more information on how to tighten the belt for your seat belt system, see Section
6.2 Vehicle Seat Belt Requirements, pp. 18-21, or your vehicle owner’s manual.
5.While pulling the shoulder portion of the lap/shoulder belt, lay the shoulder belt inside the opened lock-off ➋ and snap the lock-off over the shoulder belt ➌. Two lock-offs are provided to allow for the seat to be installed on the right or left side of the vehicle seat. Only use one lock-offat a time. NEVER try to use both lock-offs when installing the child restraint.
DO NOT try to close the lock-off over anything but the shoulder portion of the vehicle lap/shoulder belt. If any other part of the belt is in the way then try another seat location.