STEERING ARM MAY FAIL IF USED ON EATON EFA12F4 FROM AXLE IN CONJUNCTION WITH ROSS HFB70 POWER STEERING GEAR.
Consequence & remedy
Consequence: A FAILED STEERING GEAR ARM COULD LEAD TO LOSS OF VEHICLECONTROL AND VEHICLE CRASH.
Remedy: 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.
Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗
NHTSA investigations
1
PE90074 · Battery Cable Shorts
Opened Apr 10, 1990 · Closed Aug 7, 1990
Status: closed (inferred from source dates) · Electrical SYSTEM:12V/24V/48V Battery:cables
There is no summary currently available
1988 Freightliner Conventional Problems, Complaints & Recalls | Skip That Year