VEHICLE'S SHOULDER HARNESS ALLOWS THE PASSENGER TO MAKE THE SHOULDER HARNESS LOOSE AGAINST THE BODY INSTEAD OF FIRM, RESULTING IN THE PERSON BEING THROWN ABOUT ON SERIOUS IMPACT IN THE VEHICLE. DEALER WAS CONTACTED AND CANNOT DUPLICATE THE PROBLEM. ACCIDENT OCCURRED AND RESULTED IN TWO INJURIES WHICH INCLUDED CRACKED RIBS AND PELVIC, AND POSSIBLY CRACK IN THE HIP REPLACEMENT JOINT. DEALER IS COULVIA CADILLAC 1200 NORTH SCOTTSDALE ROAD, SCOTTSDALE, ARIZONA, 602-945-1200. *AK