1974 MACK DMM — Problems, Recalls & Safety Data
N/A
Safety Rating
0
Owner Complaints
4
Recalls
0
Service Bulletins
0
Investigations
Overview of the 1974 MACK DMM
The 1974 MACK DMM has received a total of 0 safety complaints filed with the National Highway Traffic Safety Administration (NHTSA). There have been 4 recall campaigns affecting this vehicle, covering issues with STEERING:LINKAGES:KNUCKLE:SPINDLE:ARM, SERVICE BRAKES, AIR:ANTILOCK:CONTROL UNIT/MODULE, ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN.
Recalls for the 1974 MACK DMM
NHTSA has recorded 4 recalls for the 1974 MACK DMM, potentially affecting up to 72,700 vehicles.
Recall 78V172000 — STEERING:LINKAGES:KNUCKLE:SPINDLE:ARM
| 13,800 vehicles affected
Defect: THE 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.
Remedy: THE DEALER WILL INSPECT AND, IF NECESSARY, INSTALL CROSS STEERING ARMS OF IMPROVED DESIGN AND GREATER STRENGTH.
View full details →Recall 78V068000 — SERVICE BRAKES, AIR:ANTILOCK:CONTROL UNIT/MODULE
| 9,700 vehicles affected
Defect: AN 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.
Remedy: THE DEALER WILL INSPECT AND, IF NECESSARY, REPLACE THE ANTI-WHEEL LOCK CONTROLLER WITHOUT CHARGE TO OWNER.
View full details →Recall 77V173000 — ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN
| 48,000 vehicles affected
Defect: THE 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.
Remedy: DEALER WILL REPLACE THE ORIGINAL FAN WITH A STEEL FIXED BLADE FAN, FREE OF CHARGE.
View full details →Recall 75V192000 — SERVICE BRAKES, AIR:SUPPLY:HOSES, LINES/PIPING, AND FITTINGS
| 1,200 vehicles affected
View full details →Owner Complaints for the 1974 MACK DMM
No complaints have been filed with NHTSA for the 1974 MACK DMM.
Safety Rating for the 1974 MACK DMM
NHTSA has not yet tested the 1974 MACK DMM in its New Car Assessment Program.
Technical Service Bulletins for the 1974 MACK DMM
No technical service bulletins have been reported for this vehicle.
NHTSA Investigations for the 1974 MACK DMM
There are no NHTSA defect investigations on record for this vehicle.
Other Model Years of the MACK DMM
- 1972 MACK DMM — 0 complaints
- 1973 MACK DMM — 0 complaints
- 1974 MACK DMM (current)
- 1975 MACK DMM — 0 complaints
- 1976 MACK DMM — 0 complaints
- 1977 MACK DMM — 0 complaints
- 1978 MACK DMM — 0 complaints
- 1979 MACK DMM — 0 complaints
Other MACK Models
- MACK MACK — 35 total complaints
- MACK ANTHEM (AN) — 12 total complaints
- MACK CXU612 — 12 total complaints
- MACK CX613 — 10 total complaints
- MACK GRANITE (GR) — 10 total complaints
- MACK CH600 — 9 total complaints
- MACK GU — 9 total complaints
- MACK RD — 8 total complaints