TL* THE CONTACT OWNS 2000 BUICK CENTURY. THE CONTACT STATED THAT THE SERVICE ENGINE WARNING LIGHT ILLUMINATED INTERMITTENTLY. ADDITIONALLY, THE VEHICLE WAS SHAKING VIOLENTLY AND BECAME EXTREMELY DIFFICULT TO STEER. THE FAILURE WOULD OCCUR WHILE THE CONTACT WAS IN DRIVE, PARK OR REVERSE. THE CONTACT ALSO STATED THAT THERE WAS A CONSTANT BURNING ODOR NEAR THE FRONT END OF THE VEHICLE. THE CONTACT REFERENCED NHTSA CAMPAIGN ID NUMBERS: 09E005000 (STEERING), 07E021000 (FUEL SYSTEM, OTHER) AND 00V160000 (FUEL SYSTEM, GASOLINE) BUT WAS NOT INCLUDED IN ANY RECALL. THE VEHICLE WAS NOT INSPECTED OR REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS UNKNOWN.