NHTSA Campaign Id 85V037000; Date: Apr. 2, 1985
1978 International Harvester S1600; 1979 International Harvester S1600; 1980 International Harvester S1600; 1981 International Harvester S1600; 1982 International Harvester S1600; 1983 International Harvester S1600; 1984 International Harvester S1600; 1985 International Harvester S1600; 1978 International Harvester S1700; 1979 International Harvester S1700; 1980 International Harvester S1700; 1981 International Harvester S1700; 1982 International Harvester S1700; 1983 International Harvester S1700; 1984 International Harvester S1700; 1985 International Harvester S1700; 1978 International Harvester S1800; 1979 International Harvester S1800; 1980 International Harvester S1800; 1981 International Harvester S1800; 1982 International Harvester S1800; 1983 International Harvester S1800; 1984 International Harvester S1800; 1985 International Harvester S1800; 1978 International Harvester S1824; 1979 International Harvester S1824; 1980 International Harvester S1824; 1981 International Harvester S1824; 1982 International Harvester S1824; 1983 International Harvester S1824; 1984 International Harvester S1824; 1985 International Harvester S1824; 1978 International Harvester S1900; 1979 International Harvester S1900; 1980 International Harvester S1900; 1981 International Harvester S1900; 1982 International Harvester S1900; 1983 International Harvester S1900; 1984 International Harvester S1900; 1985 International Harvester S1900
Component: Steering:linkages:knuckle:spindle:arm
Manufactured by: Navistar Intl Corp.
Affected Units:: 31,746
The steering arm may crack after repeated full-lock turns. Consequence of defect: if cracks progress to complete fracture of the arm, steering control would be lost and a vehicle accident could occur.
Replace steering arm with redesigned strengthened arm.
Vehicle description: phase ii trucks and buses with 10,800 and 12,000 pound capacity front axles and ross power steering. System: steering arm.
Also see: