 Surahammar were relegated to Division 2 for the 1954–55 season, where Pettersson set a new club record as he scored 23 goals in seven games.In 1955 Pettersson left Surahammar as he was enlisted to do conscript service in the Swedish Navy, stationed in Stockholm's archipelago.In Stockholm he was supposed to sign a contract with Djurgårdens IF, but rival club Södertälje SK were faster with the transfer papers and Pettersson signed with them instead.