TL*THE CONTACT OWNS A 2009 BUICK LUCERNE. THE CONTACT STATED THAT WHILE DRIVING APPROXIMATELY 70 MPH, THE VEHICLE STALLED WITHOUT WARNING. IN ADDITION, THERE WAS A BURNING SMELL OF WIRES. THE VEHICLE WAS TOWED TO AN INDEPENDENT MECHANIC, WHO DIAGNOSED THAT REAR FUSE BOX HAD MELTED. THE VEHICLE WAS REPAIRED. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 75,000. UPDATED 7/7/15*CN