2026 GMC Sierra 1500

KEY FEATURES INCLUDE 10-Speed Automatic Transmission - Includes Transmission: 10-speed automatic,Overdrive transmission,Selectable mode transmission,Lock-up transmission,Transmission electronic control,Sequential shift control: Sequential shift with steering wheel controls,Transmission Type: Automatic, 10-Way Power Driver Seat Adjuster with Lumbar - Includes Driver seat direction: Driver seat with 8-way directional controls,Driver lumbar: Driver seat with 2-way power lumbar,Power driver seat controls: Driver seat power reclining, lumbar support, cushion tilt, fore/aft control and height adjustable control, 275/60R20SL AT BW Tires - Includes Tires: P275/60SR20 AT BSW front and rear tires, 3.23 Rear Axle Ratio, 7,200 lbs (3,266 Kgs) GVWR, AT4 Preferred Package - Includes Power Sliding Rear Window with Rear Defogger,Rear windshield: Power rear windshield,Universal Home Remote, AT4 Premium Package - Includes Off-Road High Clearance Step, Driver Memory, Duramax 3.0L Turbo-Diesel I6 Engine - Includes Engine Location: Front mounted engine,Fuel Type: Diesel,Ignition: Compression ignition system,Variable intake manifold,Engine Mounting direction: Longitudinal mounted engine,Engine block material: Aluminum engine block,Cylinder head material: Aluminum cylinder head,Engine: Duramax 3L I-6 diesel direct injection, DOHC, variable valve control, intercooled turbo, diesel, engine with 305HP,Engine Short: Duramax 3L I-6 DOHC,Engine Configuration: Duramax I6,Compressor: Intercooled turbo, Engine Block Heater, Federal Emissions Requirements, Front Bucket Seats - Includes 10-Way Power Passenger Seat Adjuster with Lumbar,Passenger seat direction: Front passenger seat with 8-way directional controls,Front passenger lumbar: Front passenger seat with 2-way power lumbar,Power passenger seat controls: Passenger seat power reclining, lumbar support, cushion tilt, fore/aft control and height adjustable control,Split front seats: Bucket front seats, Front License Plate Kit, Power Sunroof, Preferred Equipment Group 4SB - Includes Trailer Side Blind Zone Alert,Ultrasonic Front and Rear Park Assist,Trailer Camera Provisions,Electric Rear-Window Defogger,Theft Deterrent System (unauthorized Entry),Black Chrome Grille Insert Bars,Front Rain-Sensing Wipers,Heavy-Duty Air Filter,Skid Plates,120-Volt Interior Power Outlet,120-Volt Bed Mounted Power Outlet,Heated Driver and Front Outboard Passenger Seating,Wireless Charging,Front Premium Floor Liners with Removable Carpet Insert,Rear Premium Floor Liners with Removable Carpet Insert,Color-Keyed Carpeting Floor Covering,Floor covering: Full carpet floor covering,Floor coverage: Full floor coverage,OnStar Services Capable,Heated 2nd Row Outboard Seats,Power Front Passenger Windows with Express Up/down,First-row windows: Power first-row windows,One-touch down window: Front and rear one-touch down windows,One-touch up window: Driver and passenger one-touch up windows,Premium Bose 7-Speaker Sound System,Power Rear Windows with Express Do