Vehicle recall 75V139000 · July 24, 1975
Mack RL, RS 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 sco-61.TRUCKS.POSSIBILITY that the reinforcement insertspecified in connector used with synflex hose may have been omitted.thiscondition could result in inadequate retention of the hose to the connector andcould allow hose to disconnect during brake application, causing loss ofbraking on the affected wheel.(correct by inspecting and installing properassembly where necessary).
Recall details
- NHTSA campaign
- 75V139000
- Reported to NHTSA
- July 24, 1975
- Filed by
- MACK TRUCKS, INCORPORATED
- Owner notification
- November 14, 1975
- Vehicles potentially affected
- 110
- Initiated by
- the manufacturer
- Components
- Service brakes, air › Supply › Hoses, lines/piping, and fittings
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.