After being loaned out due to lack of confidence in him by Milan coach Siniša Mihajlović, Suso started getting playing time under new manager Vincenzo Montella. After impressing in the pre-season and in the first matches of 2016–17 Serie A, Suso was considered to play a pivotal role in the season. Suso scored his first league goal for Milan in the second matchday of Serie A against Napoli, an equalizer in the eventual 2-4 defeat. On 16 September 2016, he assisted Carlos Bacca's goal in a 1–0 win against Sampdoria. He also assisted Manuel Locatelli goal against Juventus on 22 October. He score Milan's first goal and assisted the second goal in the 2–1 win against Palermo on 6 November. The following week, scored his first brace in a 2–2 draw against Inter Milan at San Siro. He scored a goal and assisted another two as Milan beat Empoli 4–1 in the next match.