Pre-2005 thomas 84 passenger ef school buses, with cat c7 engines/md-3060 transmissions. Failure of right/rear engine mount causes engine to rest in right frame rail, supported by alternator, with engine fan coming in contact with radiator schroud. Post-2005 buses came with a reinforced mount (ref: thomas chassis index'22, bulletin11r). Formal request has been made to thomas (via auto safety house) to replace all affected units with upgraded parts. *Jb
Engine & cooling
2004 Thomas MVP EF Engine problems
Owners have filed 1 complaint about the 2004 Thomas MVP EF's engine & cooling with NHTSA - 100% of all its complaints, most recently on March 28, 2007. Stalling, loss of power, oil consumption, overheating, head gaskets, timing chains and engine failure.
- Complaints
- 1
- Recalls
- 0
- Crashes
- 0
- Fires
- 0
- Injuries
- 0
- Deaths
- 0
Engine complaints
Source: 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