The Dictionary of Military and Associated Terms maintained by the Department of Defense defines a part number as a "combination of numbers, letters, and symbols assigned by a designer, a manufacturer, ...

General Motors Co. said Thursday the replacement ignition switch it has ordered to use in a massive passenger car recall will bear a new part number, a step that "eliminates any potential confusion ...

A GM engineer who approved a change to faulty ignition switches in models that have now been recalled also appears to have signed off on not issuing a new number for that changed part, according to an ...