Vehicle recall 74V228000 · November 22, 1974
Mack FL, FS and 2 more models
Source: NHTSA data as of September 22, 2026. Last refreshed Sep 23, 2026, 2:43 AM UTC.
- Notes
- Mack campaign no 56.MODEL with SWS56, SWS57, SWS76 series bogies, aluminumhubs and disc rear wheels.built 7/15 74 thru 11/14 74.POSSIBILITY thatincorrect studs were used to attach disc rear wheels to aluminum hubs.if thisoccurs, the studs will loosen and result in failure of the hub,drum or wheeland could lead to separation of the rear disc wheel from the chassis.(correctby inspecting and installing proper studs where necessary).
Recall details
- NHTSA campaign
- 74V228000
- Reported to NHTSA
- November 22, 1974
- Filed by
- MACK TRUCKS, INCORPORATED
- Owner notification
- April 14, 1975
- Vehicles potentially affected
- 654
- Initiated by
- the manufacturer
- Components
- Wheels › Lugs/nuts/bolts/studs
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.