2005 Chevrolet Astro Owner's Manual - Page 16

{CAUTION: A seat that is not locked into place properly can move around in a collision or sudden stop. People in the vehicle could be injured. Be sure to lock the seat into place properly when installing it. 3. To raise the seatback, do the following: 3.1. Unlock the seatback latch by pulling up on the latch release lever at the right rear of the seat, while pushing down on the upper edge of the seatback. 3.2. Move the seatback into the upright position. Make sure the seatback is locked when it is back in the upright position. If you are replacing the center seat, connect the right lap-shoulder belt to the attachment on the seat cushion. If you have a safety belt guide on your seat, pull the belt through the guide before reattaching the lap-shoulder belt to the side of the seat. The release hole should be facing outward. 2. Pull the seat down to latch the rear retainers. Make sure the seat is locked in by pulling up and down on the seat. 1-10