- The problem
- Daimler Buses North America (DBNA) is recalling certain model year 2004-2008 Orion V and model year 2005-2006 Orion VII transit buses equipped with John Deere Compressed Natural Gas (CNG) turbocharged engines. The turbine or compressor wheel may fail, resulting in subsequent damage to the engine and/or an oil leak.
- The risk
- Failure of the turbine or compressor wheel may result in smoke, fire, and stalling, increasing the risk of a crash.
- The fix
- DBNA will notify owners. The remedy for this issue is still under development. The safety recall began on September 28, 2012. Owners may contact Daimler Buses North America at 1-800-882-8054.
Engine & cooling
2006 Orion Vii Engine problems
No owner has filed a complaint about the 2006 Orion Vii's engine & cooling with NHTSA. Stalling, loss of power, oil consumption, overheating, head gaskets, timing chains and engine failure.
- Complaints
- 0
- Recalls
- 4
- Crashes
- 0
- Fires
- 0
- Injuries
- 0
- Deaths
- 0
Engine recalls for the 2006 Orion Vii
- The problem
- Daimler buses is recalling 175 my 2004-2008 orion v and vii buses equipped with a cummins isl diesel engines. Due to various alternator cable routing configurations, it may be possible for the cable to rub on engine components.
- The risk
- When the cable rubbing is not detected during regular maintenance inspections, the insulation can rub to expose the electrified cable. Arcing can cause a fire to occur.
- The fix
- Daimler buses will reroute the alternator cable to ensure that the cable does not contact engine components. The recall is expected to begin on or before january 2009. Owners may contact daimler buses at 1-800-716-7466.
- The problem
- On certain transit buses equipped with cummins engines configured with diesel particulate filters (dpf) and ultra compact modules (ucm), the ucm may fail. The ucm is located in a wiring harness inside the engine compartment on the curb side.
- The risk
- The engine may stall and the ucm may fail causing a fire.
- The fix
- Owners will be provided with instructions and parts to replace the 5 amp circuit breaker with a 2 amp fuse to mitigate the failure of the ucm from subsequently causing a fire. The recall began on january 25, 2008. Owners may contact dcbusna/orion bus at 905-403-7832.
- The problem
- On certain transit buses built with cummins isl engines, the exhaust elbow was incorrectly assembled and welded during production. The upper flange has a butt type weld instead of a fillet type weld.
- The risk
- An exhaust system that is not maintained to ensure that there are no leaking sections can cause heat damage to surrounding components increasing the risk of a fire.
- The fix
- Owners will be reimbursed for the replacement of the exhaust elbow. The recall began during september 2007. Owners may contact orion at 1-800-716-7466.
Engine complaints
No complaints about this area yet.
Orion Vii engine complaints by year
Vii 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