Latest MACK HMM Recallshttp://www.arfc.org/rss/feeds/autos/mack/hmmThe latest automotive recalls from the National Highway Transportation Safety AdministrationSun, 22 Dec 2024 08:16:12 GMTen-us1440Copyright 2024, Eladrel Technologies, LLCAutomotive1976 MACK HMM 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/hmm/recalls/000002813000051129000000111/recall.aspxTue, 04 Apr 1978 00:00:00 GMT1975 MACK HMM 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/hmm/recalls/000002813000051826000000111/recall.aspxTue, 04 Apr 1978 00:00:00 GMT1974 MACK HMM 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/hmm/recalls/000002813000051836000000111/recall.aspxTue, 04 Apr 1978 00:00:00 GMT1977 MACK HMM RECALLED FOR SEAT BELTS, FRONT, ANCHORAGETHE INVOLVED VEHICLES DO NOT CONFORM TO FEDERAL MOTOR VEHICLE SAFETY STANDARD NOS. 207, "SEATING SYSTEMS", AND 210, "SEAT BELT ASSEMBLY ANCHORAGES". VEHICLES EQUIPPED WITH VIKING T-BAR SEATS HAVE THE SEAT BELT ANCHORAGE LOCATED UNDER THE SEAT. THE TETHER BELT RUPTURED WHEN SUBJECTED TO THE FORCES REQUIRED IN THE SAFETY TEST.http://www.arfc.org/commercial/mack/hmm/recalls/000002641000051827000000265/recall.aspxMon, 21 Nov 1977 00:00:00 GMT1977 MACK HMM 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/hmm/recalls/000002642000051827000000053/recall.aspxMon, 21 Nov 1977 00:00:00 GMT1976 MACK HMM RECALLED FOR SEAT BELTS, FRONT, ANCHORAGETHE INVOLVED VEHICLES DO NOT CONFORM TO FEDERAL MOTOR VEHICLE SAFETY STANDARD NOS. 207, "SEATING SYSTEMS", AND 210, "SEAT BELT ASSEMBLY ANCHORAGES". VEHICLES EQUIPPED WITH VIKING T-BAR SEATS HAVE THE SEAT BELT ANCHORAGE LOCATED UNDER THE SEAT. THE TETHER BELT RUPTURED WHEN SUBJECTED TO THE FORCES REQUIRED IN THE SAFETY TEST.http://www.arfc.org/commercial/mack/hmm/recalls/000002641000051129000000265/recall.aspxMon, 21 Nov 1977 00:00:00 GMT1977 MACK HMM RECALLED FOR ENGINE AND ENGINE COOLING, COOLING SYSTEM, FANTHE FLEX BLADE FANS ON THE INVOLVED VEHICLES MAY DEVELOP CRACKS IN THE LAMINATED STIFFENER AS A RESULT OF FATIGUE DURING OPERATION. IF SUCH A CONDITION EXISTS AND THE CRACKS GO UNDETECTED, CONTINUED OPERATION COULD CAUSE PIECES OF THE STIFFENER TO BREAK OFF.http://www.arfc.org/commercial/mack/hmm/recalls/000002610000051827000000136/recall.aspxWed, 12 Oct 1977 00:00:00 GMT1977 MACK HMM RECALLED FOR SEAT BELTS, FRONT, ANCHORAGETHE INVOLVED VEHICLES DO NOT CONFORM TO FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 209, "SEATBELT ASSEMBLIES". ALTHOUGH THE SEATBELTS IN QUESTION PERFORMED MARGINALLY WITH RESPECT TO THE 5000 LB. LOAD REQUIREMENT, ADDITIONAL TESTING CONFIRMED THAT THE ANCHOR COULD FAIL, ALLOWING EITHER THE ANCHOR TO SLIP OVER THE HOLD-DOWN NUT OR THE ANCHOR TO SEPARATE INTO TWO PIECES.http://www.arfc.org/commercial/mack/hmm/recalls/000002611000051827000000265/recall.aspxWed, 12 Oct 1977 00:00:00 GMT1976 MACK HMM RECALLED FOR ENGINE AND ENGINE COOLING, COOLING SYSTEM, FANTHE FLEX BLADE FANS ON THE INVOLVED VEHICLES MAY DEVELOP CRACKS IN THE LAMINATED STIFFENER AS A RESULT OF FATIGUE DURING OPERATION. IF SUCH A CONDITION EXISTS AND THE CRACKS GO UNDETECTED, CONTINUED OPERATION COULD CAUSE PIECES OF THE STIFFENER TO BREAK OFF.http://www.arfc.org/commercial/mack/hmm/recalls/000002610000051129000000136/recall.aspxWed, 12 Oct 1977 00:00:00 GMT1975 MACK HMM RECALLED FOR ENGINE AND ENGINE COOLING, COOLING SYSTEM, FANTHE FLEX BLADE FANS ON THE INVOLVED VEHICLES MAY DEVELOP CRACKS IN THE LAMINATED STIFFENER AS A RESULT OF FATIGUE DURING OPERATION. IF SUCH A CONDITION EXISTS AND THE CRACKS GO UNDETECTED, CONTINUED OPERATION COULD CAUSE PIECES OF THE STIFFENER TO BREAK OFF.http://www.arfc.org/commercial/mack/hmm/recalls/000002610000051826000000136/recall.aspxWed, 12 Oct 1977 00:00:00 GMT1974 MACK HMM RECALLED FOR ENGINE AND ENGINE COOLING, COOLING SYSTEM, FANTHE FLEX BLADE FANS ON THE INVOLVED VEHICLES MAY DEVELOP CRACKS IN THE LAMINATED STIFFENER AS A RESULT OF FATIGUE DURING OPERATION. IF SUCH A CONDITION EXISTS AND THE CRACKS GO UNDETECTED, CONTINUED OPERATION COULD CAUSE PIECES OF THE STIFFENER TO BREAK OFF.http://www.arfc.org/commercial/mack/hmm/recalls/000002610000051836000000136/recall.aspxWed, 12 Oct 1977 00:00:00 GMT1973 MACK HMM RECALLED FOR ENGINE AND ENGINE COOLING, COOLING SYSTEM, FANTHE FLEX BLADE FANS ON THE INVOLVED VEHICLES MAY DEVELOP CRACKS IN THE LAMINATED STIFFENER AS A RESULT OF FATIGUE DURING OPERATION. IF SUCH A CONDITION EXISTS AND THE CRACKS GO UNDETECTED, CONTINUED OPERATION COULD CAUSE PIECES OF THE STIFFENER TO BREAK OFF.http://www.arfc.org/commercial/mack/hmm/recalls/000002610000051825000000136/recall.aspxWed, 12 Oct 1977 00:00:00 GMT1972 MACK HMM RECALLED FOR ENGINE AND ENGINE COOLING, COOLING SYSTEM, FANTHE FLEX BLADE FANS ON THE INVOLVED VEHICLES MAY DEVELOP CRACKS IN THE LAMINATED STIFFENER AS A RESULT OF FATIGUE DURING OPERATION. IF SUCH A CONDITION EXISTS AND THE CRACKS GO UNDETECTED, CONTINUED OPERATION COULD CAUSE PIECES OF THE STIFFENER TO BREAK OFF.http://www.arfc.org/commercial/mack/hmm/recalls/000002610000051837000000136/recall.aspxWed, 12 Oct 1977 00:00:00 GMT