TL* THE CONTACT OWNS A 2006 CADILLAC CTS. THE CONTACT STATED THAT WHILE DRIVING 70 MPH, THE CONTACT HEARD A LOUD NOISE UNDER THE VEHICLE AND THE VEHICLE BEGAN TO SHAKE ABNORMALLY. THE CONTACT TOOK THE VEHICLE TO AN INSPECTION STATION. THE MECHANIC INSPECTED THE VEHICLE AND STATED THAT THE DRIVE SHAFT COUPLER WAS DAMAGED AND NEEDED TO BE REPAIRED. THE VEHICLE WAS REPAIRED BUT WAS STILL DAMAGED. THE MANUFACTURER WAS NOTIFIED AND STATED THAT THE ENTIRE DRIVE SHAFT NEEDED TO BE REPLACED. THE FAILURE MILEAGE WAS 8,000. THE VIN WAS UNAVAILABLE.