The contact owns a 2014 Chevrolet Cruze. The contact stated while driving 40 mph, the vehicle in front applied the brakes unexpectedly, causing the contact to rear-end their vehicle. The contact stated the check engine and the traction control warning lights were illuminated before the accident. The contact stated no air bags were deployed. The contact stated no one was injured nor sought medical attention. Police officers went to the location of the accident but the contact was unable if a police report filed. The vehicle was not drivable. The vehicle was towed to a towing lot. The vehicle was not diagnosed or repaired. A dealer was not contacted. The manufacturer had not been informed of the failure. The failure mileage was approximately 135,000,