Tl* the contact owns a 2003 chevrolet impala. the contact noticed white smoke coming from the engine and smelled a fuel odor inside the vehicle. the vehicle was not diagnosed or repaired. the contact received a notification of nhtsa campaign number: 15v701000 (engine, engine cooling) however, the part to do the repair was unavailable. the contact stated that the manufacturer exceeded a reasonable amount of time for the recall repair. the manufacturer was not notified of the failure. the approximate failure mileage was 200,000.