TL* THE CONTACT OWNS A 2001 BUICK REGAL. AFTER STARTING THE ENGINE, A LOUD BOOMING SOUND WAS HEARD COMING FROM THE ENGINE. UPON INSPECTION, THE CONTACT DISCOVERED SMOKE UNDER THE HOOD. THE VEHICLE WAS TOWED TO THE DEALER WHERE IT WAS DIAGNOSED THAT THE INTAKE MANIFOLD WAS FAULTY AND NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE CONTACT STATED THAT THE VEHICLE WAS PREVIOUSLY REPAIRED FOR THE SAME FAILURE PER NHTSA CAMPAIGN NUMBER: 09V116000 (ENGINE) ON SEPTEMBER 20, 2016. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE THE FAILURE MILEAGE WAS 232,000. UPDATED 05/16/17*LJ *CN THE CONSUMER STATED AFTER THE VEHICLE WAS REPAIRED UNDER RECALL THE UPPER INTAKE MANIFOLD EXPLODED. *JS