The Dodgers called him up to the Majors for the first time on September 14, 2013. He entered the game that night in the third inning as a pinch hitter and remained in the game in the outfield. He had one hit in three at-bats in his debut, with his first hit being a single to right field off of Tim Lincecum.[2] In 8 games with the Dodgers, he hit .105 (2 hits in 19 at-bats).
He was designated for assignment on May 1, 2014.[3]
On December 10, 2015, Buss signed a minor league deal with the Los Angeles Angels of Anaheim. After competing in spring training, Buss opened the season with the Salt Lake Bees of the PCL.[5] Buss was added to the Angels' roster on August 13.[6] He hit his first MLB home run on August 23 off of Toronto Blue Jays pitcher R. A. Dickey.
San Diego Padres
On January 24, 2017, Buss signed a minor league contract with the San Diego Padres organization.[7] In 114 games for the Triple–A El Paso Chihuahuas, he hit .348/.395/.541 with 11 home runs and 55 RBI. Buss elected free agency following the season on November 6.[8]
Minnesota Twins
On January 3, 2018, Buss signed a minor league contract with an invite to spring training with the Minnesota Twins.[9] He was released on June 22, 2018.[10]