2012 BMW X5 SAV Steering Problems

MY WIFE WAS DRIVING MY VEHICLE TO GET CAR WASH. ALL OF A SUDDEN SHE LOST POWER STEERING AND THE CAR BATTERY WARNING CAME ON. THE IDLER PULLEY BOLT SNAPPED. LUCKILY MY WIFE DID NOT CRASH. SHE WAS DRIVING 60MPH AND LOST POWER STEERING. SHE IS PREGNANT AND HAD 2 KIDS IN CAR. NOW I'VE REPLACED THIS BOLT AGAIN. I PUT PURCHASED A NEW IDLER PULLEY BOLT WITH LOC TITE. I REPLACED IT AND MET EVERY SPECIFICATION THAT NHTSA REQUIRED. BASICALLY IT ONLY REQUIRE MORE TORQUE AND LOC TITE. THIS TIME IT SNAPPED IN MY DRIVE WAY THANK GOODNESS. THIS IS A SERIOUS TRAFFIC SAFETY SITUATION, I'VE READ MULTIPLE FORUMS WHERE PEOPLE HAVE HAD WORK DONE AT DEALERSHIP AND THE BOLT IS SNAPPING 3 DAYS LATER. OBVIOUSLY BMW DID NOT FIX THE PROBLEM.

TRIED TO COMPLETE A 3-POINT TURN INTO A PARKING SPACE WHEN PLACING VEHICLE FROM REVERSE INTO DRIVE, THE VEHICLE UNASSISTED IT ACCELERATION AND WOULD NOT BRAKE NOR STEER; THUS CAUSING MYSELF TO CRASH HEAD ON INTO A CONCRETE BARRIER.

WHILE IDLING IN THE MIDDLE OF THE NIGHT, A ROARING NOISE ALL OF A SUDDEN STARTED UNDERNEATH THE CAR. AS I STARTED MOVING, THE NOISE SEEMED TO FOLLOW THE ENGINE ACCELERATION AND GOT LOUDER. THE STEERING WHEEL STARTED GETTING HARDER TO MANIPULATE AND THE NOISE GOT LOUDER AT EACH STEER. I WAS IN A DIFFERENT STATE, ABOUT 40 MILES FROM MY HOUSE. BY THE TIME I GOT TO MY HOUSE, THE STEERING WHEEL WAS ALMOST IMPOSSIBLE TO MANEUVER. I PARKED THE CAR TO TAKE IT TO THE DEALER THE NEXT MORNING. THAT MORNING, WHEN I STARTED THE CAR FOR THE DEALER, THE NOISE WAS LIKE A CRACKING NOISE AND THE STEERING WHEEL WAS STUCK. I CALLED ROADSIDE ASSISTANCE TO TOW THE CAR TO THE BMW OF MANHATTAN DEALER. AMONG OTHER THINGS, THEY FOUND: POWER STEERING RESERVOIR EMPTY, CONNECTIONS ON PRESSURE RETURN LINES LEAKING, GASKETS SEALS LEAKING. AFTER THEY FIXED THE...