The latest trucks to be recalled due to ball studs from a third-party supplier that were improperly heat-treated: More than 3,400 Freightliner and Western Star trucks.
Recall: Nearly 8,000 Paccar and Navistar Trucks May Have Steering Defect
More medium- and heavy-duty trucks, from Navistar and Paccar, have been recalled due to potentially faulty ball studs that used an experimental, unapproved heat-treating process. If they fracture, they could cause loss of steering.