AT4 2026 Used Automatic Gasoline mileage: 27 KM GMC Sierra model 2026, fully loaded, used for sale Gasoline Mileage: 28 thousand kilometers ___________ GMC Sierra __________ Model: 2026 _________ Mileage: 28 thousand kilometers ____________ Fuel: Gasoline ________ Trim: AT4 ______ Fully loaded ________ Exterior Color: Black _____________ Interior Color: Black ______________ Includes rear camera _____________ No issues ______________ (Phone number appears when you press the contact button) To avoid private messages, Please consider call times Please consider call times Please consider call times Working hours: From 8 AM Until 10 PM