THE REMOVABLE REAR BACK SEATS LOCKING MECHANISIM IN THE 2004 OLDSMOBILE SILHOUETTE VAN HAS CAUGHT MY FINGER INCURING SEVERAL THOUSAND DOLLARS IN MEDICAL FEES. THE UNDERCARRIGE MOVES BACKWARD WHEN THE FRONT BRACKET IS ENGAGED AND EASILY PINCHES A HAND OR FINGER.APPEARS TO BE A DESIGN FAIURE.I'D LIKE TO KNOW IF OTHERS HAVE HAD THE SAME EXPERIENCE.PLS ADVISE KIM JACKSON