NHTSA Campaign 88V160000

STEERING:LINKAGES

Issued by FREIGHTLINER CORP. · Reported Oct 11, 1988 · 92 vehicles affected

What's wrong

STEERING ARM MAY FAIL IF USED ON EATON EFA12F4 FROM AXLE IN CONJUNCTION WITH ROSS HFB70 POWER STEERING GEAR.

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.

Vehicles affected by this recall

Make Model Year Units
FREIGHTLINER COE 1984 92
FREIGHTLINER COE 1985 92
FREIGHTLINER COE 1986 92
FREIGHTLINER COE 1987 92
FREIGHTLINER COE 1988 92
FREIGHTLINER CONVENTIONAL 1984 92
FREIGHTLINER CONVENTIONAL 1985 92
FREIGHTLINER CONVENTIONAL 1986 92
FREIGHTLINER CONVENTIONAL 1987 92
FREIGHTLINER CONVENTIONAL 1988 92

Source: NHTSA Campaign 88V160000 on nhtsa.gov. To check the current repair status for a specific vehicle, use our free VIN decoder.