This outstanding example of a 2021 GMC Yukon XL SLT is offered by Powell Watson Motor Group. If you're in the market for an incredible SUV -- and value on-the-road comfort and manners more than ultimate off-road prowess or tow capacity -- you'll definitely want to check out this GMC Yukon XL SLT. This GMC Yukon XL SLT is for the discerning driver who demands the utmost of his vehicle. It's not often you find just the vehicle you are looking for AND with low mileage. This is your chance to take home a pre-owned and barely driven GMC Yukon XL. There are many vehicles on the market but if you are looking for a vehicle that will perform as good as it looks then this GMC Yukon XL SLT is the one!