Freightliner · Canada · High
Freightliner Conventional, Hcoe: Steering
Affects Freightliner Conventional, Hcoe · 1984–1988 — about 324 vehicles.
The hazard
THE STEERING ARM USED ON THE EATON EFA-12FA FRONT AXLE MAY FAIL WHEN USED IN CONJUNCTION WITH ROSS HFB-70 POWER STEERING GEARS IF TORQUE LIMITING FEATURES ARE NOT MAINTAINED. A FAILED STEERING ARM WOULD CAUSE LOSS OF VEHICLE CONTROL AND COULD RESULT IN A CRASH WITHOUT PRIOR WARNING. CORRECTION: INSTALL A NONADJUSTABLE 1500 PSI POWER STEERING PUMP PRESSURE RELIEF VALVE TO LIMIT STEERING ARM FORCES. REPLACE STEERING ARM WITH A DESIGN CAPABLE OF WITHSTANDING HIGHER FORCES. ADJUST MAXIMUM POPPET VALVE SETTINGS TO 500 PSI AND ADJUST AXLE STOPS.
What to do
Contact your dealer; the remedy details were not included in the filing.
Critical — crash/injury risk now
High — injury risk; see remedy
Moderate — fix at next service
Low — minor / informational