NHTSA Complaint #11716199 — 2013 CHEVROLET SILVERADO 1500

The contact owns a 2013 Chevrolet Silverado 1500. The contact stated that while the vehicle was stopped at a traffic light or stop sign, the vehicle experienced rough idling. No warning lights were illuminated. The contact was adding engine oil every 3,000 miles. The contact stated that the engine was consuming an excessive amount of engine oil. No warning lights were illuminated. The vehicle was taken to the dealer; however, no cause for the failure was found. The contact was informed by the dealer that the oil consumption was normal due to the mileage on the vehicle. A year prior to the failure, there was an abnormal grinding sound coming from the steering wheel while turning. The vehicle was taken to the dealer; however, the vehicle was not diagnosed or repaired. The manufacturer was made aware of the failure and advised the contact to report the failure to the NHTSA Hotline. The failure mileage was approximately 90,000.