How Do i add a custom Horn sound to an automation mod

I dont know how i cant find anything in the files sounding like a horn and im trying to add a custom horn sound for my mod how would i add the sound

 

Send me the audio file and tell me the horn slot name in your car, I'll do it for you

 

ok may be ready tommorow my pc is having problems

 

Hello...? What happened? Why you don't send me the file? Your pc is still broken?

 

Yes it is im on my phone it should be back from the repair center in a week or so sorry
about that it broke right after i posted this i tell u when its back
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ill tell u when its back if it takes to long you dont have to do it