Item Affected: PARKING BRAKE:DRIVELINE:AIR
Date Announced: 08/03/1977
Description of Recall: THE INVOLVED VEHICLES HAVE 10 DEGREE WEDGES IN THE PARKING BRAKE SYSTEM, WHICH MAY NOT BE ADEQUATE TO HOLD A LOADED VEHICLE ON A STEEP GRADE. THIS DEFICIENCY MAY LEAD TO FAILURE OF THE PARKING BRAKES.
Conequence:
Action Need To Fix It: DEALER WILL REPLACE THE 10 DEGREE WEDGE WITH A 12 DEGREE WEDGE TO REDUCE THE CHANCES OF PARKING BRAKE FAILURE.
Notes: VEHICLE DESCRIPTION: TRUCKS EQUIPPED WITH ROCKWELL RDA STOP MASTER II WEDGEBRAKES.SYSTEM: PARKING BRAKES; OPERATING WEDGE.CONSEQUENCES OF DEFECT: FAILURE OF THE PARKING BRAKES WOULD ALLOW THE VEHICLETO ROLL FREE WHEN LEFT UNATTENDED ON A STEEP GRADE. THIS COULD CAUSE SERIOUSINJURY AND DAMAGE TO PEOPLE AND PROPERTY.
Item Affected: SERVICE BRAKES, AIR:ANTILOCK:CONTROL UNIT/MODULE
Date Announced: 04/11/1978
Description of Recall: THE WRONG OPERATIONAL AMPLIFIER WAS INSTALLED IN THE CONTROLLER ON THE INVOLVED VEHICLES. IF A CERTAIN CAPACITOR IN THE CONTROLLER SHOULD FAIL, THE BRAKES ON THE AXLE ON WHICH THE CONTROLLER IS LOCATED WOULD FAIL. THE BRAKE WARNING LIGHT WHICH WOULD NORMALLY INDICATE A MALFUNCTION, WOULD ALSO BE INOPERATIVE.
Conequence:
Action Need To Fix It: THE DEALER WILL INSPECT AND, IF NECESSARY, REMOVE INCORRECT CONTROLLER AND INSTALL A NEW CONTROLLER AND WIRING HARNESS.
Notes: VEHICLE DESCRIPTION: TRUCKS EQUIPPED WITH EATON ANTI-LOCK SYSTEMS.SYSTEM: SERVICE BRAKES; ANTI-LOCK SYSTEM.CONSEQUENCES OF DWEFECT: LOSS OF BRAKING CAPABILITY AND A VEHICLE ACCIDENTCOULD RESULT.