Orion

Daimler Buses North America (DBNA) is recalling certain model year 2010-2012 Orion VII transit buses manufactured April 5, 2010, to October 31, 2012, equipped with certain Recaro Ergo-M Commercial Bus Driver Seats. The affected seats have J-Brackets that may be missing welds which could allow the seat belt anchorage assembly to separate from the J-Bracket.

Daimler Buses North America (DBNA) is recalling certain model year 2007-2012 Orion VII natural gas-powered transit buses manufactured January 1, 2007, to October 1, 2012. Excessive engine crankcase pressures may cause the 90-degree elbow of the vent tube assembly to detach from the crankcase ventilation breather, possibly allowing engine oil to come into contact with hot surfaces.

Daimler Buses North America (DBNA) is recalling certain model year 2007-2012 Orion VII transit buses manufactured January 2007 through October 2012 equipped with certain Cummins Westport Model ISL G engines. Condensation in the intake manifold may freeze during cold weather conditions and interfere with the proper operation of the intake manifold pressure sensor.

Daimler Buses North America Ltd. (DBNA) is recalling certain model year 2003-2008 Orion V and model year 2002-2010 VII buses equipped with Sure Power equalizers and DC-DC Converters. The specific potting compound used in the equalizers and convertors for insulation was found to be capable of conducting electricity after being exposed to heat.

Daimler Buses North America (DBNA) is recalling certain model year 2011-2012 Orion VII transit buses equipped with disc brakes using MGM brake components. In the affected vehicles, the brake chambers may leak pressure allowing the parking brake to drag when it is supposed to be released. Brake dragging could lead to overheated brake components.

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.

DAIMLER BUSES IS RECALLING CERTAIN MODEL YEAR 2008 THROUGH 2011 ORION VII LI-ION HYBRID TRANSIT BUSES MANUFACTURED FROM JULY 2008 THROUGH AUGUST 2011 AND MODEL YEAR 2006 ORION VII LI-ION ESS TRANSIT BUSES MANUFACTURED FROM MAY 2006 THROUGH MAY 2007, CONTAINS BAE SYSTEMS (BAE) LITHIUM ION ENERGY STORAGE SYSTEM (ESS). OVER TIME, PARTICULATE DEBRIS CAN ACCUMULATE IN THE HYBRID SYSTEM'S LI-ION STORAGE SYSTEM (LI-ION ESS). ACCUMULATED DEBRIS IN CONJUNCTION WITH MOISTURE CAN BREACH THE ELECTRICAL ISOLATION OF THE HIGH VOLTAGE BATTERY PACK. A CONDUCTIVE PATH CAN BE CREATED IF THE ELECTRICAL ISOLATION IS BREACHED AT BOTH ENDS OF THE BATTERY.

DAIMLER BUSES NORTH AMERICA (DBNA) IS RECALLING CERTAIN MODEL YEAR 2010 ORION VII TRANSIT BUSES MANUFACTURED FROM NOVEMBER 2010 THROUGH JANUARY 2011, EQUIPPED WITH A CUMMINS ISB, ISX, ISC, OR ISL DIESEL ENGINE. THE V-BAND CLAMP ASSEMBLY, PART NUMBERS Q187684, Q187685, AND Q187686, USED TO CONNECT THE INLET AND OUTLET CONE SECTIONS TO THE DIESEL OXIDATION CATALYST (DOC)/DIESEL PARTICULATE FILTER (DPF) INCLUDE A T-BOLT WHICH CAN FRACTURE AND FAIL WHEN SUBJECTED TO STRESS OR LOAD. A FRACTURE OR FAILURE OF THE T-BOLT MAY CAUSE THE CLAMP TO LOOSEN AND THE INLET OR OUTLET SECTIONS ATTACHED TO THE DOC/DPF HOUSING TO DISCONNECT.