1998 UNITED TRAILER Trailer Hitches Problems

WHILE DRIVING, TOWING TRAILER BEGAN TO MOVE FROM SIDE TO SIDE WHERE IT STRUCK ANOTHER VEHICLE, CONSUMER WAS UNABLE TO CONTROL VEHICLE, LEFT WHEEL'S LUG NUTS CAME LOOSE CAUSING WHEELS TO WOBBLE, SOMETIME DURING OR AFTER LEFT WHEEL CAME LOOSE, THE MOPAR TRAILER HITCH CROSSBAR, ON THE RECEIVER T, BROKE IN HALF TO THE LEFT OF THE 2 INCH RECEIVER, THERE WAS NO RUST VISIBLE, RIGHT SIDE OF TRAILER HITCH AND RECEIVER WITH TRAILER TONGUE AND BALL STILL ATTACHED HOWEVER WERE BENT OUTWARD AT ABOUT A 45 DEGREE ANGLE TO THE REAR OF THE PICK UP TRUCK, A FIRE DID START IN PICK UP TRUCK'S ENGINE COMPARTMENT, BUT WAS PUT OUT, TOTAL TRAILER WEIGHT ON DATE OF ACCIDENT WAS APPROXIMATELY 4000 LBS, THE MAXIMUM WEIGHT WAS 6500 LBS WITH A TONGUE WEIGHT OF 750 LBS, DAMAGE WAS DONE TO BOTH MOTORCYCLES INSIDE TRAILER ALONG WITH TRAILER AND BOTH VEHICLE'S INVOLVED,...