2021 GMC Yukon XL Price: $76,990 Chicago, IL More Chicago, IL GMC Yukon XL's 2021 $75,999 2,462 Miles 2021 $76,295 Miles 2021 $55,265 Miles 2019 $48,881 Miles 2021 $54,093 Miles 2020 $50,599 6,370 Miles