More: 2025 GMC Yukon Gets A Much-Needed Interior Overhaul And A Beefier Diesel Engine The two millionth vehicle was a 2024 Sierra 2500 HD, which was sold in Austin, Texas earlier this year.

Sierra HD, Sierra LD, Yukon, and Yukon XL vehicles, manufactured between November 7, 2012, through December 18, 2012, for failing to comply with the requirements of Federal Motor Vehicle Safety ...