2006 FORD F250 SD User Comment / Complaint

Normal highway driving conditions. speeds between 65 and 75 mph when the incidents occurred, hit a bump or dip in road. violent shaking of the front end, resulting in dangerous loss of control and lane changes. had to slow vehicle down to below 30 mph or a full stop in order to end the violent shaking. happened more often after vehicle has been driven for long distances. gets worse and more frequent as driving continued. first occurrence, taken to ford dealer, and they replaced defective" steering damper. second time taken to ford dealer - they ran tcp for new alignment specs and new, improved steering damper. third time taken to ford dealer - replaced track arm ball joint and adjusted alignment to more new specs. fourth time at ford dealer - tsb adjusted alignment to new specs and replaced steering damper with another new, improved part. vehicle is in repair shop for fifth time at this moment. no attempted repairs have lasted more than 2000 miles.