Cummins engine has not come forward and announce on their is 15 liters that there are having rings and sleeves issues. Which cause the engine to burn oil failing our diesel particular filter which could cause a fire. The exist due a designee fault in the pistons of the engines. Rings are packing with soot and pushing rings open and allowing oil to burn in the engine . The extra then cause dpf cog fast making more regn. If the dpf can not clear it self it is a constant reng. This could leave to a fire. *Tr
Engine & cooling
2012 Kenworth T660 Engine problems
Owners have filed 1 complaint about the 2012 Kenworth T660's engine & cooling with NHTSA - 100% of all its complaints, most recently on April 20, 2014. 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
Kenworth T660 engine complaints by year
T660 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