McCown retained command of the new unit after the consolidation. The consolidated regiment fought at the Battle of New Hope Church in May 1864, at the Battle of Kennesaw Mountain in June, and in the Siege of Atlanta. On October 5th, the regiment fought at the Battle of Allatoona before being nearly annihilated at the Battle of Franklin on November 30th. In February 1865, the regiment was transferred to Mobile, Alabama, where it surrendered during the Battle of Fort Blakely on April 9th, ending the men's combat career.