TL* THE CONTACT OWNS A 2006 FORD F-250 SD. THE CONTACT STATED THAT WHILE TRAVELING APPROXIMATELY 5 MPH, SMOKE EMITTED FROM THE EXHAUST PIPE. THE VEHICLE WAS MOVED TO THE SHOULDER WHERE IT WAS SHUT OFF AND TOWED TO THE DEALER. THE TECHNICIANS DETERMINED THAT THE EGR VALVE, EGR COOLER AND OIL COOLER HAD FAILED. THE VEHICLE WAS REPAIRED. THE MANUFACTURER WAS CONTACTED ABOUT THE FAILURE. THE FAILURE MILEAGE WAS 117,624.