@abc7la The man behind the noise says he has a long-running beef with LAPD's Van Nuys division, and that the loud sirens are his way of getting the department's attention. Read more at the link. #noisecomplaint #trainhorn #vannuys ♬ original sound - ABC7LA
Looks like he was arrested after the local news publicized the story with the video above. (Looks like it's just nw of Victory and Sepulveda in Van Nuys.)