Cause of death: respiratory failure
Alwin Lopez Jarreau (March 12, 1940 – February 12, 2017) was an American singer and songwriter. His 1981 album Breakin' Away spent two years on the Billboard 200 and is considered one of the finest examples of the Los Angeles pop and R&B sound. The album won Jarreau the 1982 Grammy for Best Male Pop Vocal Performance. In all, he won ten Grammy Awards and was nominated nineteen other times during his career.
Jarreau also sang the theme song of the 1980s television series Moonlighting and was among the performers on the 1985 charity song "We Are the World".
Source : Wikipedia