The contact owned a 2011 Hyundai Sonata. The contact stated while driving at 50 MPH, another vehicle crashed into the rear end of the vehicle. The contact depressed the brake pedal and the vehicle skidded and stopped. The air bags failed to deploy. The contact was able to drive the vehicle to her residence and parked the vehicle. The contact then sought medical assistance and was informed that she had sustained a left shoulder rotator cuff tear. A police report was filed. The vehicle was taken to the dealer where it was diagnosed that the air bags failed to engage and did not need to be reset. The vehicle was then taken to an auto collision mechanic where it was repaired. The contact stated while driving at an undisclosed speed, another vehicle crashed into the driver's side of the vehicle. The contact was thrown to the right and to the driver's side door. The air bags failed to deploy. The contact was transported to the hospital by emergency units. The contact was informed by her orthopedist that her left shoulder rotator cuff tear was reinjured. A police report was filed. The vehicle was towed to a tow lot. The vehicle was then towed to a second dealer Bob Johnson Kia (3817 W Henrietta Rd, Rochester, NY 14623), where it was diagnosed that the air bags failed to engage and did not need to be reset. The vehicle was then taken to an auto collision mechanic where it was repaired. Additionally, the contact stated while driving at an undisclosed speed, she smelled a burning odor.