Review: 2025 GMC Yukon AT4 Ultimate stretches the limits of off-road luxury

GMC’s full-size SUV gains a new flagship off-road trim All Yukon models get a new dash with a massive central screen Air suspension convincingly hides the Yukon’s trucky platform In its new AT4 Ultimate trim, the 2025 GMC Yukon tries hard to do a lot of things, many of which seem to cancel out one another. Meaty all-terrain tires wrap…