2025 Gmc Yukon Xl At4 Release Date. Gmc significantly updated the yukon for 2025, giving it a revised exterior appearance, a new interior. Today, gmc revealed the 2025 yukon, the brand’s flagship nameplate, with major technology upgrades, a bold exterior and thoughtfully refreshed interior design.

Find information on performance, specs, engine, safety and more. A new at4 ultimate model joins the range, and the optional diesel engine is now available on all trim levels.