As sophomore, Truluck had a successful season which he recorded 64 tackles, six sacks, seven tackles-for-losses and two blocked field goal attempts in 10 games as a defensive end. Coaches thought to use more of his athletic ability so they changed his position to outside linebacker. As a junior, he started 10 games at outside linebacker and recorded 105 tackles, 6.5 sacks, five tackles-for-losses and two blocked field goal attempts. He was a Division IIIAll-America second-team selection and named an ECAC Upstate New York All-Star. As a senior, he recorded 64 tackles, nine sacks, three tackles for loss and four blocked field goal attempts while earning second-team All-East honors. He was also named an ECAC Upstate New York All-Star in addition to being named team MVP by his teammates and coaches. Truluck graduated with a degree in health sciences.
After playing at Division III SUNY-Cortland, Truluck was signed as an undrafted free agent by the Washington Redskins of the National Football League. He signed on to the team's practice squad but was released in October 1997. In April 1998, he signed with the Saskatchewan Roughriders of the Canadian Football League, where he played from 1998 until 2000. In his rookie year there, Truluck recorded nine tackles and three sacks, winning the Defensive Player of the Week award for his debut. His season was cut short after four games due to post-concussion syndrome Truluck signed with the AFL's Detroit Fury, where he played from 2001 to 2002. In 2001 Truluck amassed 8.0 sacks and becoming the "Rookie of the Year," following that season in 2002 Truluck became Arena Football's "Lineman of the Year" with 9.5 sacks. Truluck became well known for his speed and quickness, scouts began to make comparisons of Truluck's ability to late great Derrick Thomas. Which conicidentally, landed Truluck a return to the NFL to play with the Kansas City Chiefs (2002–2004). In fourteen games of the 2003 season, Truluck recorded 17 tackles and six sacks. He was traded to the Green Bay Packers for a fifth- and a sixth-round draft choice during the 2004 preseason. Over the course of the season, he played in 10 games, recording 12 tackles and 2.5 sacks. He was released by the Packers and signed with the Arizona Cardinals before the 2005 season. In 10 games with the Cardinals, he recorded three tackles before returning to the CFL for the 2006-2007 seasons, which he spent with the Montreal Alouettes. In 2008 Truluck returned to the Arena Football league through a dispersal draft, being selected by the Georgia Force, during that season he amassed 30 tackles and 5.5 sacks. Truluck host's his own live internet show with VoiceAmerica Sports called Inside the Trenches in Arizona. Back again, Truluck returns to football with Orlando Predators of the Arena football league for the 2013 season.