1984 International Harvester CARGOSTAR SERIES recalls

THE STEERING ARM MAY CRACK OR BREAK IN EITHER LOW SPEED OR STAND STILL MANEUVERS. CRACKING MAY OCCUR AS A RESULT OF REPEATED FULL LOCK TURNS.

Remedy

THE EXISTING STEERING ARM WILL BE REPLACED WITH A REDESIGNED AND STRENGTHENED ARM.

VEHICLE DESCRIPTION:TRUCKS AND TRUCK TRACTORS EQUIPPED WITH 10,800 OR 12,000 LBCAPACITY FRONT AXLES.SYSTEM: STEERING LINKAGES; STEERING ARM.CONSEQUENCES OF DEFECT: COMPLETE FRACTURE RESULTS IN THE LOSS OF STEERINGCONTROL AND THE POSSIBILITY OF AN ACCIDENT.

THE HYDROVAC CANISTERS WERE MODIFIED AND DO NOT WORK WELL WITH THE REST OF THE BRAKING SYSTEM. MORE PEDAL EFFORT IS NEEDED IN ORDER TO BRING VEHICLE TO A HALT AND THE MAXIMUM STOPPING DISTANCE IS INCREASED.

Remedy

UPON INSPECTION, HYDROVAC CANISTERS WITH IMPROVED BRAKING CHARACTERISTICS WILL BE INSTALLED.

VEHICLE DESCRIPTION: MEDIUM TRUCKS.SYSTEM: SERVICE BRAKES; HYDROVAC CANISTERS.CONSEQUENCES OF DEFECT: A VEHICLE ACCIDENT MAY RESULT WHEN A SITUATION REQUIRESMINIMUM STOPPING TIME.

THE STEERING PITMAN ARM COULD DEVELOP CRACKS AND EVENTUALLY FRACTURE DUE TO HIGH BENDING LOADS. CONSEQUENCE OF DEFECT: SUCH A FRACTURE COULD CAUSE A LOSS OF STEERING CONTROL AND RESULT IN A VEHICLE CRASH WITHOUT PRIOR WARNING.

Remedy

REPLACE PITMAN ARM WITH A REDESIGNED STRENGTHENED ARM.

VEHICLE DESCRIPTION: TRUCKS AND TRACTORS EQUIPPED WITH 10,800 POUND AND 12,000POUND CAPACITY FRONT AXLES AND SHEPPARD POWER STEERING. SYSTEM: STEERING PITMAN ARM.

ENGINE AND BRAKE BACKUP SYSTEM HAVE COMMON ELECTRICAL POWER SOURCE; ENGINE COULD DIE FROM ELECTRICAL FAILURE OF THE MAIN POWER FEED FROM THE ALTERNATOR.

Consequence

THIS COULD RESULT IN BRAKE FAILURE WHICH COULD RESULT INA CRASH WITHOUT PRIOR WARNING.

Remedy

SEPARATE ENGINE AND BRAKE BACK UP CIRCUITS.

SYSTEM: ELECTRICAL.VEHICLE DESCRIPTION: CARGOSTAR AND S SERIES 1600-2100 MODEL TRUCKS AND BUSES.