This video features a full walkaround and interior tour of the all-new 2025 GMC Yukon in both AT4 and Denali Ultimate trims. GMC has taken design, comfort, and tech to the next level — and it shows ...
Our GMC Yukon diesel test truck was an AT4 Ultimate, a rugged counterpart to the Yukon's more urbane Denali Ultimate trim. The Yukon's seats have all manner of adjustments, plus a massage function.