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NHTSA Recall 79V211000

Filed by INTERNATIONAL TRUCK & ENGINE CORPORATION. Component: Service Brakes, Air. Reported 1979-09-18. An estimated 25,000 vehicles are affected. Recall repairs are free at any authorized dealer.

Defect

AS A RESULT OF SEVERE SHOCK AND VIBRATIONS, THE BRAKE SPIDERS ON THE INVOLVED VEHICLES MAY DEVELOP CRACKS NEAR THE CAMSHAFT MOUNTING BOSS. THE CRACK PROPAGATES ACROSS THE SPIDER UNTIL THE CAMSHAFT BOSS IS COMPLETELY SEVERED FROM THE REMAINDER OF THE SPIDER. WHEN THE CAMSHAFT BOSS HAS COMPLETELY SEVERED, THE S-CAM, S-CAM BRACKET, AIR CHAMBER AND SLACK ADJUSTER CAN FALL AWAY FROM THE BRAKE SPIDER RESULTING IN A "NO BRAKE" CONDITION ON THE WHEEL.

What the manufacturer will do

THE DEALER WILL REPLACE THE FRONT BRAKE SPIDERS ON ALL AFFECTED VEHICLES USED IN SNOW PLOW DUMP AND REFUSE HAULING APPLICATIONS. THIS WILL BE DONE AT NO CHARGE.

Notes

VEHICLE DESCRIPTION: MEDIUM AND HEAVY TRUCKS EQUIPPED WITH EATON 16-1/2 BY 5INCH S-CAM.SYSTEM: SERVICE BRAKES: BRAKE SPIDERS.CONSEQUENCES OF DEFECT: PARTIAL LOSS OF FRONT BRAKING CAPABILITY AND IMBALANCESCAN AFFECT VEHICLE STABILITY DURING SUDDEN STOPS. THIS CAN CONTRIBUTE TO AVEHICLE ACCIDENT.

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Vehicles covered by this recall