The 2017 GMC Yukon SLT is a good buy for a very specific kind of person: someone who wants a big, truck-based SUV with real towing ability, tons of space, and a comfortable highway rideusually at a lower used price today. Heres the real breakdown. Why buy a 2017 GMC Yukon SLT 1. Its a true full-size SUV with serious capability Built on a truck platform (same family as the Silverado/Sierra) Strong V8 engine with solid towing ability (boats, campers, trailers) Feels stable and confident when loaded or towing This is one of the main reasons people pick itit can actually do SUV work, not just look like it. 2. Huge interior space Seats up to 78 passengers depending on configuration Plenty of legroom, especially in the first two rows Large cargo area when seats are folded Its a family hauler or road-trip machinespace is the whole point. 3. Comfortable highway cruiser (for its size) Smooth V8 power delivery Quiet cabin at highway speeds Stable ride on long trips People often buy it for road trips, commuting long distances, or hauling families comfortably. 4. Well-equipped SLT trim The SLT is the sweet spot trim: Leather interior Heated and ventilated seats (in many configs) Advanced infotainment system for its era Driver-assist features like parking sensors and optional safety tech It feels much more premium than the base model without going full luxury pricing. 5. Good value on the used market Depreciation hits these hard You can get a large, capable SUV for much less than new Still has strong core capability even at higher mileage Youre paying used SUV money for what was once a $60k+ vehicle.