WARNING: This page is about a different car, the 2003 Pontiac Montana, 2003 Oldsmobile Silhouette, and 2003 Chevrolet Venture. However, it is still accessible from the selected car via links, so may be relevant.
Fold down the child restraint to the open position.
Grasp the child restraint pad and pull in order to disengage the hook and the loop retainers.