Spearheaded by Ammann, GM acquired San Francisco-based Cruise Automation in 2016. He has since overseen its expansion from 40 employees to more than 1,000 at the GM subsidiary.
"He's demonstrated to us he's got what it takes to be a tech leader," Vogt said Thursday.
The shift follows several major announcements in recent months about GM's autonomous work, including a $2.25 billion investment by the SoftBank Vision Fund of Japan and plans for Honda Motor Co. to invest $2.75 billion in the operations.
The announcement also comes three days after Barra and Suryadevara announced a major restructuring of the company's North American production operations and plans to cut 15 per cent of the automaker's salaried workforce, including 25 per cent of its global executives.