due to design of horn (no relays installed) horns become inoperative after several years, installation of a relay has remedied failures.
Vehicle Identification Number (VIN):1FDXBBOC1SV. Original Owner. Vehicle was purchased on Aug 01, 1994. Vehicle was not using Cruise Control. Fuel System:N/A. Fuel type: diesel. Ford SCHOOL BUS 1995 Communications Horn Assembly Transmission Type: AUTO.