Orion Vii — Seats And Restraints
High risk
Jan 15, 2016
Model years: 2010, 2012
Certain buses equipped with a Recaro ERGO-M driver seats may be missing welds on the seat structure. As a result, the seatbelt anchorage assembly could separate from the seat struc
Orion Vii — Seats And Restraints
High risk
Mar 30, 2015
Model years: 2009, 2010
On certain buses equipped with a Recaro driver seat, the reverse mounted automatic locking retractors may not operate properly due to interference with the tether bar. This could p
Orion Vii — Electrical
High risk
Sep 27, 2013
Model years: 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012
On certain buses equipped with Sure Power battery equalizers and/or convertors, the equalizer and/or convertor could develop an internal short circuit, resulting in a risk of overh
Also affects: Orion V
Orion Vii — Brakes
High risk
Jan 29, 2013
Model years: 2011, 2012
On certain buses, the brake chambers may develop an air leak, which could cause partial parking brake application. Parking brake drag could result in a fire causing property damage
Orion Vii — High Voltage
High risk
Oct 25, 2011
Model years: 2005, 2006, 2007, 2008, 2009, 2010
On certain 2008-2010 hybrid buses, and 2005-2008 buses converted from lead acid to a Li-Ion Energy Storage System (Li-Ion ESS), particulate debris can accumulate and breach the ele
Orion Vii — Engine
High risk
Aug 15, 2011
Model years: 2010, 2011
On certain buses equipped with a Cummins engine, the V-band clamps used to connect the inlet and outlet cone sections to the Diesel Oxidation Catalyst (DOC) / Diesel Particulate Fi
Orion Vii — Electrical
High risk
Apr 7, 2011
Model years: 2006, 2007, 2008, 2009, 2010
On certain transit buses, the dual voltage electrical system equalizer, located in the engine compartment, could fail. This could result in a vehicle fire causing property damage a
Orion Vii — Engine
High risk
Jan 14, 2010
Model years: 2002
On certain buses, should the switch on the remote throttle control panel (located in the engine compartment) not be returned to the "OFF" or "FRONT" position by a servicing technic
Also affects: Orion Ii, Orion V, Orion Vi
Orion Vii — Other
High risk
Oct 20, 2009
Model years: 2002, 2003, 2004, 2005
On certain buses, the LED sign, mounted to the side of the bus to display destination message, could suffer electronic circuit board corrosion. This could cause an electrical short
Also affects: Orion V
Orion Vii — Structure
High risk
Aug 6, 2009
Model years: 2007, 2008, 2009
On certain buses, the screws attaching the tip-in passenger windows may loosen, allowing the windows to dislodge and fall into the bus. The errant window/frame assembly may impact
Orion Vii — Other
High risk
Jun 12, 2009
Model years: 2007, 2008
On certain buses, portions of the passenger egress window frame can loosen or bend. This could cause difficulty when opening the window. Should an emergency situation arise, this m
Orion Vii — Other
High risk
Jun 12, 2009
Model years: 2007, 2008, 2009
On certain buses, the passenger windows may not be bonded properly, which may cause them to detach from the window frame. This could endanger pedestrians, motorists, or occupants o
Orion Vii — Electrical
High risk
Sep 26, 2008
Model years: 2004, 2005, 2006, 2007
On certain vehicles, the routing of the alternator cable may cause the cable to rub against engine components. If not detected during regular maintenance inspections the insulation
Also affects: Orion V
Orion Vii — Emissions
High risk
Sep 6, 2007
Model years: 2007
On certain transit buses, the Ultra Compact Module (UCM), which monitors the temperature and pressure across the exhaust Diesel Particulate Filter (DPF), can fail, causing an engin
Orion Vii — Other
High risk
Jul 18, 2007
Model years: 2004, 2005, 2006, 2007
On certain buses, the exhaust elbow may have been incorrectly welded during the assembly process. As a result, an exhaust leak could develop, possibly causing heat damage to surrou
Orion Vii — Brakes
High risk
Jan 5, 2007
Model years: 2005, 2006
On certain buses, the brake air dryer timer does not function properly. Air entering into the brake system may not have the moisture removed. If not properly drained, small ice cry
Orion Vii — Engine
High risk
Sep 20, 2005
Model years: 2004
On certain buses equipped with Detroit Diesel series 50 engines, the turbocharger can fail, allowing lubricating oil to enter the exhaust system. This can result in an engine compa
Also affects: Orion V
Orion Vii — Structure
High risk
Jun 14, 2005
Model years: 2001, 2002, 2003, 2004, 2005
On certain buses, the two-piece connecting rods used as an element of the door actuation linkage may be subject to fatigue failure. If a crack is initiated and propagates through t
Orion Vii — Steering
High risk
Apr 4, 2005
Model years: 2004
On certain transit buses, the tie rod assembly clamps could fracture as a result of inadequate manufacturing process. If both clamps were to fail and the cross tube start to unscre
Orion Vii — Other
High risk
Nov 24, 2004
Model years: 2001, 2002, 2003, 2004, 2005
On certain buses equipped with Compressed Natural Gas (CNG) or Diesel engines, the hydraulic cooling fan motor pipes can leak. A hydraulic leak which is not attended to readily may
Orion Vii — Other
High risk
Sep 13, 2004
Model years: 2002, 2003, 2004
On certain vehicles, the locking toggle, if insufficiently tightened, could loosen and allow the battery tray to slide out from the stored position. This would make an obstacle pro
Orion Vii — Suspension
High risk
Aug 30, 2004
Model years: 2004
On certain vehicles, the bolts attaching the rear axle to the walking beam could break due to misaligned spacers. If this were to happen, the walking beam could move upward to the
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