Steering arm may crack after repeated full lock turns due to the lack of end-of-travel relief features

STEERING ARM MAY CRACK AFTER REPEATED FULL LOCK TURNS DUE TO THE LACK OF END-OF-TRAVEL RELIEF FEATURES. CONSEQUENCE OF DEFECT: LOSS OF STEERING CONTROL WOULD BE EXPERIENCED IF CRACKS EXPAND TO COMPLETE FRACTURE OF THE ARM, AND A CRASH COULD OCCUR WITHOUT PRIOR WARNING.

REPLACE STEERING ARM WITH A REDESIGNED STRENGTHENED ARM.

SYSTEM: STEERING ARM. VEHICLE DESCRIPTION: TRUCKS AND BUSES EQUIPPED WITH POWER STEERING AND 5,000 TO 8,000 LB. CAPACITY FRONT AXLES.