2000 S80 VOLVO ON HIGHWAY GOING STRAIGHT. 60 MILES AN HR. STEERING WHEEL TURNS RADICALLY TO LEFT. LOOSE CONTROL OF CAR. STEERING WHEEL IS LOCKED. MAC TRUCK DRIVER SAID THAT HE HEARD A LOUD SOUND OUT OF CAR. HE HEARD IT BEFORE HE SAW IT. AFTER BOUNCING OFF TRUCK AND HITTING RAILING. CAR FINALLY STOPS. CAR IS TOTALED. VOLVO BODY OF CAR WAS NOT VERY CRUSHED. I FEARED THAT IF THE MAC TRUCK DID NOT HIT ME. THE VOLVO WOULD HAVE TAKEN MANY LIVES WITH IT. IT WENT THROUGH 4 LANES OF HONKING TRAFFIC. HIT THE RAIL AND WENT THROUGH 4 LANES OF TRAFFIC AGAIN. I HAVE NEVER HAD AN ACCIDENT AND DO NOT KNOW WHAT HAPPENED TO CAR. I HAD JUST HAD IT IN FOR MAINTENANCE. 2 WEEKS AGO. *TT