Latest MACK MB Recallshttp://www.arfc.org/rss/feeds/autos/mack/mbThe latest automotive recalls from the National Highway Transportation Safety AdministrationFri, 03 May 2024 05:38:23 GMTen-us1440Copyright 2024, Eladrel Technologies, LLCAutomotive1979 MACK MB RECALLED FOR SUSPENSION, REAR, SPRINGS, LEAF SPRING ASSEMBLYTHE SPRING SEAT PLATE, LOCATED BETWEEN THE AXLE HOUSING AND THE SUSPENSION SPRINGS, MAY DEFORM DUE TO SPRING BENDING. AS A RESULT, THE CLAMPING FORCE IN THE ASSEMBLY MAY BE REDUCED. LOSS OF CLAMPING FORCE COULD CAUSE SPRING FAILURE AND THE AXLE WILL DISLOCATE. ALSO, THE TIRE COULD COME INTO CONTACT WITH THE SPRING.http://www.arfc.org/commercial/mack/mb/recalls/000003259000053191000000051/recall.aspxThu, 12 Jul 1979 00:00:00 GMT1978 MACK MB RECALLED FOR SUSPENSION, REAR, SPRINGS, LEAF SPRING ASSEMBLY, HANGER/BRACKETTHE STEEL BRACKETS ON THE SUSPENSION BEAM WERE FOUND TO BE DEFICIENT DUE TO EXCESSIVE SHRINKAGE AND LOW MECHANICAL PROPERTIES. FAILURE OF ONE OR BOTH OF THESE BRACKETS COULD CAUSE A SEPARATION OF THE AXLE HOUSING FROM THE SUSPENSION.http://www.arfc.org/commercial/mack/mb/recalls/000003106000052607000000053/recall.aspxFri, 12 Jan 1979 00:00:00 GMT1978 MACK MB RECALLED FOR SERVICE BRAKES, AIR, ANTILOCK, INTERCONNECTING ASSEMBLY(WIRING)DELAYS OF UP TO ABOUT 2 SECONDS MAY EXIST IN THE BRAKE APPLICATION TIMES TO THE BRAKES ON THE BOGIE AXLES IN THE PRESENCE OF CERTAIN TYPES OF WHEEL SPEED SENSOR SIGNAL DISCONTINUITIES OR DISTORTIONS THAT MAY OCCUR AS A RESULT OF SENSOR WIRE FAILURE. THIS CONSTITUTES A NON-COMPLIANCE TO FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 121, "AIR BRAKE SYSTEMS".http://www.arfc.org/commercial/mack/mb/recalls/000002955000052607000000112/recall.aspxTue, 03 Oct 1978 00:00:00 GMT1977 MACK MB RECALLED FOR SERVICE BRAKES, AIR, ANTILOCK, INTERCONNECTING ASSEMBLY(WIRING)DELAYS OF UP TO ABOUT 2 SECONDS MAY EXIST IN THE BRAKE APPLICATION TIMES TO THE BRAKES ON THE BOGIE AXLES IN THE PRESENCE OF CERTAIN TYPES OF WHEEL SPEED SENSOR SIGNAL DISCONTINUITIES OR DISTORTIONS THAT MAY OCCUR AS A RESULT OF SENSOR WIRE FAILURE. THIS CONSTITUTES A NON-COMPLIANCE TO FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 121, "AIR BRAKE SYSTEMS".http://www.arfc.org/commercial/mack/mb/recalls/000002955000051642000000112/recall.aspxTue, 03 Oct 1978 00:00:00 GMT1978 MACK MB RECALLED FOR STEERING, LINKAGES, KNUCKLE, SPINDLE, ARMTHE EXISTING CROSS STEERING ARMS MAY HAVE INSUFFICIENT FATIGUE LIFE IN THE NECK AREA. THIS IS NEAR THE BOSS FOR THE CROSS STEERING TUBE BALL JOINT CONNECTION. FAILURE OF EITHER OF THE CROSS STEERING LEVERS COULD LEAD TO LOSS OF STEERING CONTROL OF THE RIGHT FRONT WHEEL.http://www.arfc.org/commercial/mack/mb/recalls/000002917000052607000000021/recall.aspxTue, 08 Aug 1978 00:00:00 GMT1977 MACK MB RECALLED FOR STEERING, LINKAGES, KNUCKLE, SPINDLE, ARMTHE EXISTING CROSS STEERING ARMS MAY HAVE INSUFFICIENT FATIGUE LIFE IN THE NECK AREA. THIS IS NEAR THE BOSS FOR THE CROSS STEERING TUBE BALL JOINT CONNECTION. FAILURE OF EITHER OF THE CROSS STEERING LEVERS COULD LEAD TO LOSS OF STEERING CONTROL OF THE RIGHT FRONT WHEEL.http://www.arfc.org/commercial/mack/mb/recalls/000002917000051642000000021/recall.aspxTue, 08 Aug 1978 00:00:00 GMT1976 MACK MB RECALLED FOR STEERING, LINKAGES, KNUCKLE, SPINDLE, ARMTHE EXISTING CROSS STEERING ARMS MAY HAVE INSUFFICIENT FATIGUE LIFE IN THE NECK AREA. THIS IS NEAR THE BOSS FOR THE CROSS STEERING TUBE BALL JOINT CONNECTION. FAILURE OF EITHER OF THE CROSS STEERING LEVERS COULD LEAD TO LOSS OF STEERING CONTROL OF THE RIGHT FRONT WHEEL.http://www.arfc.org/commercial/mack/mb/recalls/000002917000052370000000021/recall.aspxTue, 08 Aug 1978 00:00:00 GMT1975 MACK MB RECALLED FOR STEERING, LINKAGES, KNUCKLE, SPINDLE, ARMTHE EXISTING CROSS STEERING ARMS MAY HAVE INSUFFICIENT FATIGUE LIFE IN THE NECK AREA. THIS IS NEAR THE BOSS FOR THE CROSS STEERING TUBE BALL JOINT CONNECTION. FAILURE OF EITHER OF THE CROSS STEERING LEVERS COULD LEAD TO LOSS OF STEERING CONTROL OF THE RIGHT FRONT WHEEL.http://www.arfc.org/commercial/mack/mb/recalls/000002917000050651000000021/recall.aspxTue, 08 Aug 1978 00:00:00 GMT1974 MACK MB RECALLED FOR STEERING, LINKAGES, KNUCKLE, SPINDLE, ARMDEFICIENCIES, IN THE FORM OF FORGING LAPS, CRACKS AND EXCESSIVE DECARBURIZATION DURING HEAT TREATMENT, EXIST IN THE STEERING KNUCKLES. STRESSES IMPOSED WITH INTEGRAL HYDRAULIC POWER STEERING MAY LEAD TO A FAILURE IN THE AREA OF THE STEERING ARM ATTACHING BOSS. THIS TYPE OF FAILURE WOULD CAUSE LOSS OF STEERING CONTROL.http://www.arfc.org/commercial/mack/mb/recalls/000002916000049748000000021/recall.aspxTue, 08 Aug 1978 00:00:00 GMT1974 MACK MB RECALLED FOR STEERING, LINKAGES, KNUCKLE, SPINDLE, ARMTHE EXISTING CROSS STEERING ARMS MAY HAVE INSUFFICIENT FATIGUE LIFE IN THE NECK AREA. THIS IS NEAR THE BOSS FOR THE CROSS STEERING TUBE BALL JOINT CONNECTION. FAILURE OF EITHER OF THE CROSS STEERING LEVERS COULD LEAD TO LOSS OF STEERING CONTROL OF THE RIGHT FRONT WHEEL.http://www.arfc.org/commercial/mack/mb/recalls/000002917000049748000000021/recall.aspxTue, 08 Aug 1978 00:00:00 GMT1973 MACK MB RECALLED FOR STEERING, LINKAGES, KNUCKLE, SPINDLE, ARMDEFICIENCIES, IN THE FORM OF FORGING LAPS, CRACKS AND EXCESSIVE DECARBURIZATION DURING HEAT TREATMENT, EXIST IN THE STEERING KNUCKLES. STRESSES IMPOSED WITH INTEGRAL HYDRAULIC POWER STEERING MAY LEAD TO A FAILURE IN THE AREA OF THE STEERING ARM ATTACHING BOSS. THIS TYPE OF FAILURE WOULD CAUSE LOSS OF STEERING CONTROL.http://www.arfc.org/commercial/mack/mb/recalls/000002916000049747000000021/recall.aspxTue, 08 Aug 1978 00:00:00 GMT1972 MACK MB RECALLED FOR STEERING, LINKAGES, KNUCKLE, SPINDLE, ARMDEFICIENCIES, IN THE FORM OF FORGING LAPS, CRACKS AND EXCESSIVE DECARBURIZATION DURING HEAT TREATMENT, EXIST IN THE STEERING KNUCKLES. STRESSES IMPOSED WITH INTEGRAL HYDRAULIC POWER STEERING MAY LEAD TO A FAILURE IN THE AREA OF THE STEERING ARM ATTACHING BOSS. THIS TYPE OF FAILURE WOULD CAUSE LOSS OF STEERING CONTROL.http://www.arfc.org/commercial/mack/mb/recalls/000002916000049593000000021/recall.aspxTue, 08 Aug 1978 00:00:00 GMT1971 MACK MB RECALLED FOR STEERING, LINKAGES, KNUCKLE, SPINDLE, ARMDEFICIENCIES, IN THE FORM OF FORGING LAPS, CRACKS AND EXCESSIVE DECARBURIZATION DURING HEAT TREATMENT, EXIST IN THE STEERING KNUCKLES. STRESSES IMPOSED WITH INTEGRAL HYDRAULIC POWER STEERING MAY LEAD TO A FAILURE IN THE AREA OF THE STEERING ARM ATTACHING BOSS. THIS TYPE OF FAILURE WOULD CAUSE LOSS OF STEERING CONTROL.http://www.arfc.org/commercial/mack/mb/recalls/000002916000047678000000021/recall.aspxTue, 08 Aug 1978 00:00:00 GMT1976 MACK MB RECALLED FOR SERVICE BRAKES, AIR, ANTILOCK, CONTROL UNIT/MODULEAN AXLE "NO BRAKE" CONDITION COULD RESULT FROM AN EATON CONTROLLER INTERNAL ELECTRICAL MALFUNCTION. THIS CONDITION MAY CAUSE THE ANTI-WHEEL LOCK VALVE SOLENOID TO BE CONTINUOUSLY ENERGIZED AND PREVENT THE BRAKES FROM BEING APPLIED ON ONE OF THE AXLES. AS A RESULT, THE ANTI-WHEEL LOCK WARNING LAMP IS NOT ACTIVATED.http://www.arfc.org/commercial/mack/mb/recalls/000002813000052370000000111/recall.aspxTue, 04 Apr 1978 00:00:00 GMT1975 MACK MB RECALLED FOR SERVICE BRAKES, AIR, ANTILOCK, CONTROL UNIT/MODULEAN AXLE "NO BRAKE" CONDITION COULD RESULT FROM AN EATON CONTROLLER INTERNAL ELECTRICAL MALFUNCTION. THIS CONDITION MAY CAUSE THE ANTI-WHEEL LOCK VALVE SOLENOID TO BE CONTINUOUSLY ENERGIZED AND PREVENT THE BRAKES FROM BEING APPLIED ON ONE OF THE AXLES. AS A RESULT, THE ANTI-WHEEL LOCK WARNING LAMP IS NOT ACTIVATED.http://www.arfc.org/commercial/mack/mb/recalls/000002813000050651000000111/recall.aspxTue, 04 Apr 1978 00:00:00 GMT1974 MACK MB RECALLED FOR SERVICE BRAKES, AIR, ANTILOCK, CONTROL UNIT/MODULEAN AXLE "NO BRAKE" CONDITION COULD RESULT FROM AN EATON CONTROLLER INTERNAL ELECTRICAL MALFUNCTION. THIS CONDITION MAY CAUSE THE ANTI-WHEEL LOCK VALVE SOLENOID TO BE CONTINUOUSLY ENERGIZED AND PREVENT THE BRAKES FROM BEING APPLIED ON ONE OF THE AXLES. AS A RESULT, THE ANTI-WHEEL LOCK WARNING LAMP IS NOT ACTIVATED.http://www.arfc.org/commercial/mack/mb/recalls/000002813000049748000000111/recall.aspxTue, 04 Apr 1978 00:00:00 GMT1977 MACK MB RECALLED FOR SUSPENSION, REAR, SPRINGS, LEAF SPRING ASSEMBLY, HANGER/BRACKETA DEFICIENCY EXISTS IN THE WELDS SECURING THE REAR SPRING INSULATOR BRACKET TO THE AXLE HOUSING. THIS IS DUE TO IMPROPER POSITIONING OF THE WELD, IN RELATIONSHIP TO THE BRACKET AND AXLE HOUSING. FAILURE OF THE WELDS WOULD CAUSE SEPARATION OF THE SPRING INSULATOR BRACKET AND THE AXLE HOUSING, RESULTING IN IMPROPER ALIGNMENT OF THE AFFECTED AXLE.http://www.arfc.org/commercial/mack/mb/recalls/000002642000051642000000053/recall.aspxMon, 21 Nov 1977 00:00:00 GMT1977 MACK MB RECALLED FOR WHEELSTHE FRONT WHEEL RIM CLAMP STUDS, INSTALLED ON THE INVOLVED VEHICLES, MAY NOT HAVE BEEN MANUFACTURED CORRECTLY, CAUSING A BRITTLE CONDITION IN THE THREAD ROOT AREA. THE STUDS COULD EVENTUALLY CRACK AND BREAK WHEN WHEEL NUTS ARE TIGHTENED TO SPECIFICATIONS.http://www.arfc.org/commercial/mack/mb/recalls/000002533000051642000000309/recall.aspxFri, 17 Jun 1977 00:00:00 GMT