He was known as an investigative reporter for Televicentro de Puerto Rico's news show Noticentro 4, where he worked at for an aggregated 32 years.
Arroyo was born in Santurce, San Juan, Puerto Rico.
Arroyo briefly studied acting, taking drama classes at the University of Puerto Rico, Rio Piedras Campus, under the tutelage of the noted actor, director, writer and acting teacher Dean Zayas.
[2] In 1978, at the age of 25, he was hired by WKAQ-AM to work at their radio news department, before moving on to Televicentro Puerto Rico's (then known as WAPA-TV) television news show, Noticentro 4.
Arroyo, who was not vaccinated against COVID-19, was feeling unwell for two weeks before his death on September 2, 2021.