He is considered one of the more conservative members of the Liberal caucus. In 2004 he gained attention for sending out a Christmas card of his family posing with rifles; Steckle has always been consistently opposed to gun control and the federal gun registry. In 2005, Steckle argued that the notwithstanding clause could be used to prevent Same-sex marriage from becoming a right under the Canadian Charter of Rights and Freedoms He later voted against Bill C-38, the government's same-sex marriage legislation.
Although Steckle remains an opponent of same-sex marriage, he has acknowledged that the legislation is unlikely to be changed. "We’ve had that fight," he has been quoted as saying. "The law is the law, and I have to accept that. I’m a legislator and I have to accept the majority rule." Steckle has also said that he will "absolutely not" cross to the Conservative Party over this issue, arguing that it transcends party lines.