Driveshaft problems of the 2011 Cadillac CTS

The contact owns a 2011 Cadillac Cts. While driving approximately 5 mph and making a right turn, the contact heard an abnormal noise coming from the vehicle. On another occasion, while driving 15 mph, the speedometer displayed 65 mph. In addition, while attempting to make a u-turn, the vehicle failed to accelerate and rolled away. The vehicle was towed to a dealer for diagnostic testing. The technician replaced the rear drive shaft center joint bolt. The manufacturer was notified of the failure. The approximate failure mileage was 29,000.

The contact owns a 2011 Cadillac Cts. The contact stated while driving approximately 65 mph, the vehicle made a loud clanking noise in the engine without warning. The vehicle was taken to a dealer who stated that a new drive shaft and pinion slang needed to be replaced. The vehicle was repaired. The manufacturer was not notified of the failure. The approximate failure mileage was 33,602.

S10 appropriate handling- letter to the secretary from constituents re copy of letter to mary barra, chairman and chief executive officer (ceo), general motors expressing dissatisfaction with after service care. The consumer stated there was a loud ticking noise coming from the vehicle, when it was started. The dealer inspected the vehicle, and assured the consumer the vehicle was dependable. On may 27, 2014 the consumer felt a mild vibration through the steering wheel. The dealer stated the balance was off, but everything was fine. On June 15, 2014, while driving, the consumer heard a loud bang, then a rough ticking sound and felt a shudder through the steering wheel. He gently braked and pulled over to the shoulder, inspected the vehicle, but found nothing wrong. After the vehicle was inspected again, and being told there was nothing wrong. He continued to experience a vibration through the steering wheel, and the thumping became more pronounced. Also, the vehicle lurched and a loud bang and heavy vibration, was flt throughout the car. The consumer had the vehicle towed to the dealer. The consumer explained to the dealer about the vibration tear in the cloth shield he discovered, the tow truck driver brought two of the four that held the drive shaft together to the service representative. The dealer informed the consumer the vibration tear was a cigarette burn, and the drive shaft bolts falling out of the vehicle and bearing failure were issues address several times before. After the vehicle was returned to the consumer, there was low pitched whistle during light to moderate acceleration, which he did not hear when he first purchased the vehicle. Also, there was a light weight oil/fluid leaking from under the engine area. He noticed the fuel consumption range had dropped from 17-18 mpg to 15 mpg. The rear end felt less stable and there was a slight shift when coming off driveways or over uneven pavement. (2011 Cadillac Cts).

While having the oil changed at the dealer, the drive shaft snapped in two. This happened when a technician was moving the car after the service was completed. Aluminum drive shaft snapped at a circumferential weld in drive shaft pipe.