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.