2009 Toyota Sequoia Owners Manual - Page 171
2009 Toyota Sequoia Manual
Page 171 highlights
1-7. Safety information Removing a child restraint installed with a seat belt Push the buckle release button and fully retract the seat belt. Child restraint systems with a top tether strap Second seat Secure the child restraint using the LATCH anchors or seat belt, and adjust the head restraint to the upmost position. 136