Young threw his helmet down before entering the injury tent. He left for the locker room with seven minutes remaining in the first half. His parents left their seats in the stands to join him.
Young was sidelined having completed 7 of 13 passes for 173 yards, 1 touchdown and 1 interception. Alabama was leading 14-0.
Backup quarterback Jalen Milroe came on during the next series and led Alabama to a touchdown.
Young entered the weekend with 10 touchdowns and two interceptions in four games.
Alabama will host Texas A&M on Saturday.