The contact owns a 2013 Chevrolet Malibu. The contact stated that the vehicle was rusted underneath at the midway point to the rear of the vehicle. There were no warning lights illuminated. The contact referenced DTC: TPOA90, indicating a failure with the drive motor ‘A’ performance. The contact called an independent mechanic. The local dealer was not contacted. The vehicle was not diagnosed or repaired. The manufacturer was not contacted. The failure mileage was approximately 120,000.