Wiring Schematics by Blue Bird Body Number - Central Central States Bus Sales technical support team is happy to assist you in finding a wiring diagram for your bus or helping to diagnose your Blue Bird bus electrical system. There is a link on this webpage for Blue Bird wiring schematics by school bus body number. If your Blue Bird bus is a Micro Bird by Girardin call us for assistance in using their secure website to access wiring diagrams for Blue Bird Wiring Schematics - 2002 or newer - Service Blue Bird Wiring Schematics - 2002 or newer Blue Bird now offers wiring schematics online for any Blue Bird bus built after 2002. The Body Serial Number is recorded on on the Body Data Plate located in the interior of your Blue Bird bus, usually above the windshield. Bluebird Bus Wiring Diagram | Free Wiring Diagram Variety of bluebird bus wiring diagram. A wiring diagram is a simplified standard pictorial representation of an electric circuit. It reveals the parts of the circuit as simplified forms, and the power as well as signal links in between the tools.