2026 GMC Sierra 1500 AT4X

Heated Leather Seats, Navigation, Moonroof, Heated Rear Seat, 4x4, Trailer Hitch. FUEL EFFICIENT 20 MPG Hwy/19 MPG City! AT4X trim CLICK NOW! KEY FEATURES INCLUDE Leather Seats, Sunroof, 4x4, Heated Driver Seat, Heated Rear Seat, Cooled Driver Seat, Back-Up Camera, Premium Sound System, Satellite Radio, Onboard Communications System, Trailer Hitch, Aluminum Wheels, Remote Engine Start, Dual Zone A/C, Cross-Traffic Alert. Privacy Glass, Keyless Entry, Steering Wheel Controls, Alarm, Heated Mirrors. OPTION PACKAGES AUDIO SYSTEM, 13.4" DIAGONAL PREMIUM GMC INFOTAINMENT SYSTEM WITH GOOGLE BUILT IN APPS SUCH AS NAVIGATION AND VOICE ASSISTANCE, INCLUDES COLOR TOUCH-SCREEN, MULTI-TOUCH DISPLAY, AM/FM STEREO Bluetooth® streaming audio for music and most phones; featuring wireless Android Auto® and Apple CarPlay® capability for compatible phones (STD), ENGINE, DURAMAX 3.0L TURBO-DIESEL I6 (305 hp [227 kW] @ 3750 rpm, 495 lb-ft of torque [671 Nm] @ 2750 rpm) (Includes (KW5) 220-amp alternator and (K05) engine block heater.) (STD), TRANSMISSION, 10-SPEED AUTOMATIC WITH ELECTRONIC PRECISION SHIFT, ELECTRONICALLY CONTROLLED with overdrive, tow/haul mode and steering column paddle shifters. Includes Cruise Grade Braking and Powertrain Grade Braking (STD). GMC AT4X with Coastal Dune exterior and Obsidian Rush interior features a Straight 6 Cylinder Engine with 305 HP at 3750 RPM*. EXPERTS REPORT Great Gas Mileage: 20 MPG Hwy. Approx. Original Base Sticker Price: $82,900*. OUR OFFERINGS You save at Sterling Buick GMC. Pricing analysis performed on 6/24/2026. Horsepower calculations based on trim engine configuration. Fuel economy calculations based on original manufacturer data for trim engine configuration. Please confirm the accuracy of the included equipment by calling us prior to purchase.

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Truck specifications

Engine

3.0L Duramax^® Turbo Diesel engine

Transmission

Automatic

Drivetrain

Four Wheel Drive

Fuel

Diesel Fuel

Exterior

Tan

Interior

Obsidian Rush, Full grain leather front seat trim

Doors

4

Body Style

Truck

City Mpg

19

Highway Mpg

20

Features

• AWD
• Adaptive Cruise Control
• Android Auto
• Apple CarPlay
• Automatic Climate Control
• Backup Camera
• Bluetooth
• Fog Lights
• Keyless Entry
• Lane Departure Warning
• Lane keep assist
• Parking Sensors / Assist
• Power Seats
• Push Start
• Rain Sensing Wipers
• Remote Start
• Side-Impact Air Bags
• Sunroof / Moonroof
• Tow Package
• Wireless Phone Charging