United States 94V075000
FREIGHTLINER LLC
The problem
FATIGUE CRACKS DEVELOP IN THE FRONT AXLE KNUCKLE SUPPPORT ON HIGH MILEAGE VEHICLES THAT CAN CAUSE KNUCKLE FAILURE.
Risk
KNUCKLE FAILURE CAN RESULT IN POSSIBLE WHEEL ASSEMBLY SEPARATION AND A LOSS OF VEHICLE CONTROL.
What owners should do
REPLACE THE FRONT AXLE KNUCKLE ASSEMBLIES WITH A REDESIGNED KNUCKLE THAT HAS A RADIUS IN THE AREA WHERE CRACKS HAVE BEEN FOUND.
Units 2336