Mack MC SERIES recalls by model year
Explore the records behind recurring owner reports.
Key facts
0 owner complaints analyzed
6 distinct recall campaigns
Not available median reported failure mileage
Scope: 1978 to 1984 model years. Data snapshot: . 0 complaints include usable failure mileage.
Recalls by model year
All campaigns in the snapshot affecting each model year, including recalls announced years later.
Recall campaigns
Shared campaigns appear once in each affected model year.
| Category | Count |
|---|---|
| 1978 | 2 |
| 1979 | 4 |
| 1980 | 4 |
| 1981 | 3 |
| 1982 | 1 |
| 1983 | 1 |
| 1984 | 1 |
1978: 2; 1979: 4; 1980: 4; 1981: 3; 1982: 1; 1983: 1; 1984: 1
Year-by-year records
Recall history
6 distinct campaigns affect this selection. Announcement dates below are different from vehicle model years. A campaign may cover multiple years.
81V083000 · Structure:Body
Reported: 1981-07-07 (July 7, 1981) · Model years: 1978, 1979, 1980, 1981
THE RIGHT HAND FRONT CANOPY CAB MOUNTING BRACKET INTERFERES WITH THE RIGHT HAND BRAKE CHAMBER ON THE STEERING AXLE WHEN IN A CERTAIN DEGREE TURN AND SEVERE BUMPING IS PRESENT.
Remedy: THE FRONT CANOPY CAB MOUNTING BRACKET WILL BE MODIFIED TO ALLOW FOR CLEARANCE OF THE RIGHT HAND FRONT BRAKE CHAMBER, WITHOUT CHARGE TO OWNER.
NHTSA campaign record ↗84V036000 · Suspension:Rear:Springs:Leaf Spring Assembly
Reported: 1984-03-23 (March 23, 1984) · Model years: 1978, 1979, 1980, 1981, 1982
SPRING SEAT CAN DEFORM, WHICH CAUSES A DECREASE IN THE CLAMPING FORCE IN THE SUSPENSION ASSEMBLY. LOSS OF CLAMPING FORCE MAY BRING ABOUT AXLE MISALIGNMENT OR AXLE HOUSING FAILURE.
Remedy: THE AXLE HOUSING WILL BE INSPECTED AND REPLACED, IF NECESSARY. THE SPRING SEATS WILL ALSO BE REPLACED.
NHTSA campaign record ↗80V052000 · Parking Brake:Driveline:Air
Reported: 1980-05-06 (May 6, 1980) · Model years: 1979, 1980
ON CERTAIN VEHICLES, THE KNOB THAT OPERATES THE TRACTOR PARK VALVE MAY BREAK OFF, RENDERING THE VALVE INOPERABLE.
Remedy: DEFECTIVE KNOBS WILL BE REPLACED WITH AN IMPROVED TYPE, WITHOUT CHARGE TO OWNER.
NHTSA campaign record ↗81V088000 · Service Brakes, Air:Controls:Hand Control/Valve
Reported: 1981-07-08 (July 8, 1981) · Model years: 1979, 1980
THE RETAINING PIN FOR THE BRAKE CONTROL KNOB HAS BEEN MISALIGNED (OFF THE CENTER LINE OF THE VALVE PLUNGER HOLE). THIS CAUSES THE KNOB TO BE OVERSTRESSED AT THE RETAINING PIN HOLE AREA CAUSING IT TO SEPARATE FROM THE VALVE.
Remedy: THE HOLES WILL BE RETOOLED TO PROVIDE CORRECT ALIGNMENT AND PLASTIC KNOBS WILL BE REPLACED BY KNOBS OF STRONGER MATERIAL HAVING METAL REINFORCEMENTS.
NHTSA campaign record ↗81V155000 · Steering:Gear Box:Shaft Pitman
Reported: 1981-12-29 (December 29, 1981) · Model years: 1981
THE PITMAN ARM RETAINING BOLT MAY NOT HAVE BEEN TIGHTENED TO THE REQUIRED SPECIFICATIONS DUE TO A DESIGN CHANGE. INADEQUATE RETENTION OF THE BOLT TO THE OUTPUT SHAFT COULD ALLOW THE PITMAN ARM TO LOOSEN.
Remedy: THE DEALER WILL INSPECT AND, IF NECESSARY, RETORQUE THE RETAINING BOLT TO PROPER SPECIFICATIONS AT NO CHARGE.
NHTSA campaign record ↗84V033000 · Steering: Steering Wheel/Handle Bar
Reported: 1984-03-22 (March 22, 1984) · Model years: 1983, 1984
IMPROPER STEERING CLAMP BOLTS AND TORQUE APPLIED DURING INSTALLATION. THE BOLT COULD FAIL, ALLOWING THE STEERING YOKE TO BECOME LOOSE.
Remedy: INSPECTION AND, IF NECESSARY, INSTALLATION OF PROPER STEERING SHAFT CLAMP BOLTS TIGHTENED TO SPECIFICATIONS.
NHTSA campaign record ↗