Vehicle recall 88V178000 · November 14, 1988
1987-1988 Mack CM400
Engine cooling fan is subject to high stress and potential fatigue problems.
Source: NHTSA data as of September 22, 2026. Last refreshed Sep 23, 2026, 2:43 AM UTC.
- Summary
- Engine cooling fan is subject to high stress and potential fatigue problems.
- Consequence
- Fan failure could result in parts being propelled outsideof the fan shroud, which could injure the person standing near the enginecompartment.
- Remedy
- Replace fan with an alternate fan.
- Notes
- System: engine cooling fan.vehicle description: heavy duty trucks.
Recall details
- NHTSA campaign
- 88V178000
- Reported to NHTSA
- November 14, 1988
- Filed by
- MACK TRUCKS, INCORPORATED
- Owner notification
- November 10, 1988
- Vehicles potentially affected
- 400
- Initiated by
- the manufacturer
- Components
- Engine and engine cooling › Cooling system › Fan
Vehicles covered
As listed by NHTSA. A recall usually covers only some vehicles of each model and year, often a production date range.
- Mack CM400 (1987-1988): 1988, 1987
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.