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Recalls that may apply to the 1988 Mack DMM

A recall listed here may apply to a vehicle of this year, make and model. Only the manufacturer can say whether it applies to one vehicle: check the VIN with the official lookups.

By component

United States: NHTSA, as of 2026-10-19
94V0320001994-02-15. VEHICLE SPEED CONTROL. FUEL INJECTION SYSTEM RECONFIGURATION TO COMPLY WITH ENGINE EMISSION STANDARDS CAUSE HIGHER ENGINE VIBRATION LEVELS WHICH LEAD TO EARLY WEAR AND COMPLETE FAILURE OF THE SECONDARY THROTTLE RETURN MECHANISM. Built 1987-07-01 to 1992-07-01.
90V0340001990-02-23. STEERING:LINKAGES. CRACK MAY DEVELOP ON STEERING ARM THAT COULD PROGRESS AND REDUCE THE FATIGUE LIFE OF THE STEERING ARM. Built 1980-12-01 to 1988-07-01.
89V0330001989-03-03. SUSPENSION:REAR:SPRINGS. DOWELS MAY HAVE BEEN OMITTED DURING SPRING CAP INSTALLATION; THIS WOULD PUT SHEAR LOAD ON THE FOUR (4) SPRING CAP BOLTS. Built 1987-09-01 to 1988-10-01.
89V0320001989-03-03. STEERING:HYDRAULIC POWER ASSIST:HOSE, PIPING, AND CONNECTIONS. AN INCORRECT HIGH PRESSURE POWER STEERING HOSE MAY HAVE BEEN INSTALLED. Built 1987-03-01 to 1988-09-01.
88V1610001988-10-18. ENGINE AND ENGINE COOLING:ENGINE. CERTAIN ENGINE SUPPORT CASTINGS WERE PRODUCED WITH FAULTY METALLURGY AND COULD FAIL. Built 1988-03-01 to 1988-03-01.
88V1250001988-07-27. STEERING:LINKAGES. SOME OF THE NUTS/BOLTS USED TO FASTEN THE STEERING PITMAN ARM MAY LOOSEN. Built 1987-08-01 to 1988-04-01.
88V0850001988-05-23. POWER TRAIN:DRIVELINE:CENTER SUPPORT BEARING. CLAMP PLATES USED BETWEEN THE DRIVE SHAFT AND CARRIER YOKES MAY CRACK AND COULD BREAK DUE TO IMPROPER HEAT TREATMENT. Built 1987-11-01 to 1987-11-01.
Canada: Transport Canada, as of 2026-10-19
19900381990-02-27. Steering. THE ROCKWELL STEERING ARM ON THESE VEHICLES MAY DEVELOP CRACKS WHICH COULD ULTIMATELY LEAD TO STEERING ARM FAILURE AND LOSS OF STEERING CONTROL WITHOUT PRIOR WARNING. CORRECTION: REDESIGNED STEERING ARM WILL BE INSTALLED ON AFFECTED VEHICLES.
19900051990-01-09. Steering. THE HIGH PRESSURE POWER STEERING HOSE MAY NOT MEET THE RATED BURST STRENGTH PRESSURE REQUIREMENTS. HOSE FAILURE WITH SUBSEQUENT LOSS OF STEERING POWER ASSIST AND INCREASED STEERING EFFORT COULD RESULT, POSSIBLY LEADING TO A VEHICLE CRASH WITHOUT PRIOR WARNING. CORRECTION: POWER STEERING HOSES WILL BE INSPECTED AND REPLACED IF FOUND TO BE OF INCORRECT PSI RATING.
19890321989-03-10. Suspension. DOWELS, WHICH LOCATE AND PREVENT MOVEMENT BETWEEN THE SPRING CAP AND THE AXLE HOUSING ON THE SS65 BOGIE, MAY HAVE BEEN OMITTED DURING INSTALLATION OF THE SPRING CAPS. OMISSION OF THE DOWELS WOULD PUT SHEAR PRESSURE ON THE FOUR(4) SPRING CAP BOLTS AND COULD CAUSE LOOSENING OR FAILURE OF THE BOLTS. THIS COULD RESULT IN LOSS OF CONTROL AND A CRASH WITHOUT PRIOR WARNING. CORRECTION: VEHICLES WILL BE INSPECTED AND DOWELS INSTALLED WHERE NECESSARY.
19881171988-08-05. Steering. SOME OF THE NUTS/BOLTS USED TO FASTEN THE STEERING PITMAN ARM MAY LOOSEN AND COULD CAUSE LOSS OF STEERING CONTROL AND A VEHICLE CRASH WITHOUT PRIOR WARNING. CORRECTION: THE NUTS/BOLTS WILL BE INSPECTED FOR CORRECT TORQUE AND RETORQUED WHERE NECESSARY.

A campaign lists a year, a make and a model, and often only some of the vehicles built. A list with nothing on it is not a clearance either. The lookups below check one VIN.

Check one vehicle officially

Contains information licensed under the Open Government Licence – Canada.