- The problem
- The engine cooling fan blades may break due to inadequate blade strength around the rivets that attach the blades to the fan spider.
- The risk
- If complete fracture of the fan blade occurs, it couldbe propelled outside the fan shroud, injuring person(s) in the vicinity ofthe truck.
- The fix
- An improved fan will be installed on these vehicles.
Engine & cooling
1993 Mack CH Engine problems
No owner has filed a complaint about the 1993 Mack CH's engine & cooling with NHTSA. Stalling, loss of power, oil consumption, overheating, head gaskets, timing chains and engine failure.
- Complaints
- 0
- Recalls
- 1
- Crashes
- 0
- Fires
- 0
- Injuries
- 0
- Deaths
- 0
Engine recalls for the 1993 Mack CH
Engine complaints
No complaints about this area yet.
Mack CH engine complaints by year
CH engine problems, every yearSource: U.S. National Highway Traffic Safety Administration (NHTSA) complaints and recalls, checked . Complaints are owners' own reports and are not verified. How we use the data