TL* THE CONTACT OWNS A 2011 BMW 328I. WHILE DRIVING 70 MPH, THE CONTACT NOTICED WHITE SMOKE COMING FROM THE REAR OF THE VEHICLE AND A BURNING ODOR EMITTED THROUGH THE VENTS. ALSO, THE ENGINE WARNING INDICATOR ILLUMINATED. THE CONTACT COASTED THE VEHICLE TO THE SIDE OF THE ROAD AND NOTICED SMOKE COMING FROM THE MUFFLER. THE CONTACT RESUMED DRIVING. THE VEHICLE WAS NOT TAKEN TO A DEALER OR INDEPENDENT MECHANIC FOR DIAGNOSTIC TESTING. THE VEHICLE WAS NOT REPAIRED. THE VIN WAS INCLUDED IN NHTSA CAMPAIGN NUMBER: 17V683000 (ENGINE AND ENGINE COOLING). THE MANUFACTURER WAS NOT CONTACTED. THE APPROXIMATE FAILURE MILEAGE WAS 60,000.