Vehicle recall 69V109000 · August 13, 1969
Mack DM, F and 2 more models
Source: NHTSA data as of September 22, 2026. Last refreshed Sep 23, 2026, 2:43 AM UTC.
- Notes
- Possibility that heater relay was omitted from heater wiring circuit.absenceof heater relay could cause overload of circuit breaker and result in engineshutdown.(correct by inspecting and in- stalling relay when necessary.)
Recall details
- NHTSA campaign
- 69V109000
- Reported to NHTSA
- August 13, 1969
- Filed by
- MACK TRUCKS, INCORPORATED
- Owner notification
- August 11, 1969
- Vehicles potentially affected
- 87
- Initiated by
- the manufacturer
- Components
- Visibility › Defroster/defogger/HVAC system › Windshield › Electrical heating element
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.