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.
Use a flat-bladed tool to remove the plastic center cap from the center of the recliner handle.
Pull the recliner handle off the shaft.
Fig 1: Removing Front Seat Back Recliner Handle From Recliner Shaft