STEERING ARM MAY FAIL IF USED ON EATON EFA12F4 FROM AXLE IN CONJUNCTION WITH ROSS HFB70 POWER STEERING GEAR.
Safety risk
A FAILED STEERING GEAR ARM COULD LEAD TO LOSS OF VEHICLECONTROL AND VEHICLE CRASH.
Manufacturer 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.
THE HANDHOLD MOUNTING SYSTEM, WHICH CONSISTS OF A TUBULAR HANDLE HELD IN THREE PLACES BY CAST ALUMINUM BRACKETS AND ATTACHED TO THE ENGINE EXHAUST MUFFLER HEAT SHIELD. VIBRATION FROM THIS SYSTEM CAUSES THE HANDHOLD PARTS TO WEAR. CONSEQUENCE OF DEFECT: IF THE PARTS WEAR THIN THE POSSIBILITY EXISTS THAT THE HANDHOLD MIGHT GIVE WAY UNDER THE WEIGHT OF A DRIVER. THIS COULD RESULT IN PERSONAL INJURY.
Manufacturer remedy
REPLACE THE END BRACKETS WITH A MODIFIED DESIGN UTILIZING A RUBBER ISOLATER. ALSO, ADD A PLASTIC SLEEVE TO THE CENTER BRACKET FOR ISOLATION.
Engine and engine cooling: cooling system: radiator assembly
Manufacturer
FREIGHTLINER CORP.
Vehicles affected
3,000
Reported to NHTSA
1985-06-21
Defect description
CHANGE IN VENDOR'S PRODUCTION TOOLING RESULTED IN A FIT BETWEEN THE RADIATOR CAP AND FILLER NECK WHICH MAY BE TOO LOOSE. CONSEQUENCE OF DEFECT: THE LOOSE FIT COULD ALLOW THE CAP TO BE REMOVED BEFORE INTERNAL PRESSURE IS COMPLETELY RELEASED. HOT RADIATOR COOLANT MIGHT THEN BE SPRAYED ON THE PERSON OPENING THE CAP OR OTHERS IN THE VICINITY.
Manufacturer remedy
THE DEFECTIVE FILLER NECK ASSEMBLY WILL BE REPLACED TO CORRECT THIS MALFUNCTION.
CRACKS CAN DEVELOP IN THE OIL FILTER MOUNTING BRACKETS NEAR THE BOLTS THAT ATTACH THE BRACKETS TO THE FRAME SIDE MEMBER. CONSEQUENCE OF DEFECT: IF CRACKS PROGRESS TO THE POINT OF FAILURE, THE FILTER ASSEMBLY COULD FALL OUT AND POSSIBLY BE STRUCK BY OTHER VEHICLES CREATING A POTENTIAL FOR AN ACCIDENT.
Manufacturer remedy
BRACKETS WILL BE REPLACED WITH IMPROVED DESIGN BRACKETS.
Owner complaints
A complaint is one person's report to a federal agency. It is not a finding.
No complaints in our copy of the federal file for this model year. The daily feed covers recent filings; older history appears only after a full-history rebuild.
Safety recall repairs are provided free of charge by franchised dealers, regardless of vehicle age or mileage. This page displays aggregated data for the model year. To check recall status for a specific vehicle, search its VIN at nhtsa.gov.