Upsized for extra space, our Accident Free 2020 GMC Yukon SLT 4WD helps you take on adventures like a pro in Onyx Black! Powered by a 6.2 Liter EcoTec3 V8 delivering 420hp to a 10 Speed Automatic transmission that makes towing easy. This extended-length Four Wheel Drive SUV also moves from town to trail with commanding authority and scores nearly 21mpg on the highway. Our Yukon has an unmistakable presence, too, with a dramatic grille, black assist steps, fog lamps, roof rails, a hands-free liftgate, heated power-folding mirrors, and bold alloy wheels.Our SLT cabin is designed for full-size comfort with heated/ventilated perforated leather power front and heated second-row seats, a power-fold third row, a heated leather power steering wheel, tri-zone automatic climate control, power-adjustable pedals, remote start, keyless access/ignition, and plenty of room for packing up. Activate the infotainment system to access an 8-inch touchscreen, voice control, Android Auto®, Apple CarPlay®, WiFi compatibility, Bluetooth®, and Bose audio.Family-focused GMC safety measures include adaptive cruise control, automatic braking, forward-collision alert, lane-keeping assistance, side blind-zone alert, front/rear parking sensors, a rearview camera, and more. Call your crew because our Yukon XL SLT is here to keep you all moving with compelling benefits and legendary style! Save this Page and Call for Availability. We Know You Will Enjoy Your Test Drive Towards Ownership! Corwin Ford Nampa! Friendly service and aggressive pricing is why we are your new and pre-owned vehicle dealer serving, Nampa, Boise, Meridian, Caldwell, Kuna, Eagle, Emmett, Idaho City, Wilder, New Plymouth, Star, Middleton, Weiser, Payette, Horseshoe Bend, Mountain Home, Idaho, and surrounding states.