Steering: linkages: knuckle: spindle: arm
- Component
- Steering: linkages: knuckle: spindle: arm
- Manufacturer
- FREIGHTLINER CORPORATION
- Vehicles affected
- 2,336
- Reported to NHTSA
- 1994-03-15
- Owners notified
- 1994-11-09
Defect description
FATIGUE CRACKS DEVELOP IN THE FRONT AXLE KNUCKLE SUPPPORT ON HIGH MILEAGE VEHICLES THAT CAN CAUSE KNUCKLE FAILURE.
Safety risk
KNUCKLE FAILURE CAN RESULT IN POSSIBLE WHEEL ASSEMBLY SEPARATION AND A LOSS OF VEHICLE CONTROL.
Manufacturer remedy
REPLACE THE FRONT AXLE KNUCKLE ASSEMBLIES WITH A REDESIGNED KNUCKLE THAT HAS A RADIUS IN THE AREA WHERE CRACKS HAVE BEEN FOUND.