He ended up posting thirty saves in 1990, good for eighth in the league, but the shoulder injury lingered, and forced him to miss the first half of the season. He returned July 12 and recorded seven saves, but his arm was still showing the effects of the injury. In , he allowed seven home runs, all of which tied the game or put the opposition in the lead. This resulted in a 4.70 ERA, by far the highest of his career. The Mariners released Schooler following the 1992 season. This paved the way for Norm Charlton to become the Mariners' new closer.
