Vehicle recall 74V100000 · June 24, 1974
1974 Mack Mack
Source: NHTSA data as of September 22, 2026. Last refreshed Sep 23, 2026, 2:43 AM UTC.
- Notes
- Mack campaign no n/a.truck tractor.possibility that the pins that attach acap to the piston assembly in the drag link torque valve, in the air-o-maticpower steering systems, may not be adequate to retain the cap to the piston forthe duration of its expected life.(correct by inspecting and replacing torquevalves with new ones).
Recall details
- NHTSA campaign
- 74V100000
- Reported to NHTSA
- June 24, 1974
- Filed by
- MACK TRUCKS, INCORPORATED
- Owner notification
- January 2, 1974
- Vehicles potentially affected
- 567
- Initiated by
- the manufacturer
- Components
- Steering › Hydraulic power assist system
Vehicles covered
As listed by NHTSA. A recall usually covers only some vehicles of each model and year, often a production date range.
Has your Mack been repaired?
Recalls here come from NHTSA’s records for the model and year. Not every vehicle of a model is included in every recall, and this site can’t see whether a repair has been done. Only a VIN lookup can tell you that.
NHTSA’s VIN search doesn’t show recalls that were already repaired, recalls more than 15 years old, or some small manufacturers’ recalls. A Mack dealer can also check your VIN. Recall repairs are free.