2026 GMC Sierra 1500 AT4 AT4 - Includes Floor Liners, Mud Flaps, and Running Boards

• LPO BLACK SIERRA NAMEPLATES (dealer-installed)
• AT4 PREFERRED EQUIPMENT GROUP includes standard equipment
• AT4 PREFERRED PACKAGE includes (UG1) Universal Home Remote and (A48) rear sliding power window
• SUNROOF POWER
• 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)
• REAR AXLE 3.23 RATIO
• TECHNOLOGY PACKAGE includes (DRZ) Rear Camera Mirror and (UV6) Multicolour 15" Diagonal Head-Up Display (Includes (UVN) Bed View Camera.)
• TIRES LT265/60R20 BLACKWALL GOODYEAR WRANGLER TERRITORY MT Includes (XCQ) spare tire.)
• GVWR 7200 LBS. (3266 KG) (STD)
• LPO BLACK BADGING PACKAGE (dealer-installed) includes (SFZ) Black GMC emblems LPO and (RIK) Black Sierra Nameplates LPO.
• LPO BLACK GMC EMBLEMS (dealer-installed)
• 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)
• ONYX BLACK
• JET BLACK WITH KALAHARI ACCENTS PERFORATED LEATHER FRONT SEAT TRIM
• 4-Wheel Disc Brakes
• Locking/Limited Slip Differential
• Power Windows
• Front Collision Mitigation
• Front Collision Warning
• Four Wheel Drive
• Auxiliary Audio Input
• Conventional Spare Tire
• Tow Hooks
• Bluetooth Connection
• ABS
• Requires Subscription
• Power Steering
• Satellite Radio
• Telematics
• Tires - Rear All-Terrain
• Automatic Highbeams
• Keyless Start
• MP3 Capability
• Tires - Front All-Terrain
• Lane Keeping Assist
• Tow Hitch
• Turbocharged
• Aluminum Wheels
• Requires Subscription
• Lane Departure Warning
• Power Folding Mirrors
• Front Head Air Bag
• Keyless Start
• Aerial View Display System
• Tire Pressure Monitor
• Intermittent Wipers
• A/C
• Variable Speed Intermittent Wipers
• Navigation System
• Front Collision Warning
• Adaptive Cruise Control
• Climate Control
• Keyless Entry
• Smart Device Integration
• Heated Steering Wheel
• Stability Control
• Power Driver Seat
• Rear Head Air Bag
• Mirror Memory
• Cruise Control
• Leather Seats
• Rear Bench Seat
• Cooled Front Seat(s)
• Back-Up Camera
• Front Collision Warning
• Integrated Tailgate Step
• Bluetooth Connection
• Power Windows
• Auxiliary Audio Input
• Daytime Running Lights
• Traction Control
• Daytime Running Lights
• Rear Parking Aid
• Floor Mats
• Mirror Memory
• Power Door Locks
• Heated Front Seat(s)
• Premium Sound System
• Heated Front Seat(s)
• Floor Mats
• Power Mirror(s)
• Power Windows
• Lane Departure Warning
• Passenger Adjustable Lumbar
• Steering Wheel Audio Controls
• Front Collision Warning
• MP3 Capability
• Front Side Air Bag
• Seat Memory
• Driver Adjustable Lumbar
• Security System
• Front Collision Mitigation
• Driver Monitoring
• Auto-Dimming Rearview Mirror
• Bluetooth Connection
• Telematics
• Cross-Traffic Alert
• Heated Mirrors
• Pass-Through Rear Seat
• Heated Rear Seat(s)
• Satellite Radio
• Blind Spot Monitor
• Smart Device Integration
• Automatic Highbeams
• Rear Defrost
• Privacy Glass
• Bucket Seats
• AM/FM Stereo
• WiFi Hotspot
• Lane Keeping Assist
• Front Collision Mitigation
• Adjustable Steering Wheel
• Remote Engine Start
• Bed Liner
• Passenger Air Bag Sensor
• Power Door Locks
• Rain Sensing Wipers
• Fog Lamps
• Requires Subscription
• Driver Air Bag
• Auxiliary Audio Input
• Power Passenger Seat
• Passenger Air Bag
• Multi-Zone A/C
• MP3 Capability
• Requires Subscription
• LED Headlights

" LPO Black Sierra Nameplates, AT4 Preferred Equipment Group, AT4 Preferred Package, Sunroof Power, Technology Package, Tires LT265/60R20 Blackwall Goodyear Wrangler Territory MT, Lane Keeping Assist. * AT4 Preferred Equipment Group: Features a collection of standard equipment making your ride more convenient and comfortable. * AT4 Preferred Package: Includes Universal Home Remote for ease and a rear sliding power window for added ventilation and access. * Technology Package: Elevates your driving experience with a Rear Camera Mirror, a 15"" Diagonal Multicolour Head-Up Display, and a Bed View Camera. * Sunroof: Enjoy the open air and natural light with the power sunroof feature. * Off-Road Ready: Equipped with LT265/60R20 Blackwall Goodyear Wrangler Territory MT tires, ready for any terrain. * Safety Features: Benefit from advanced safety technologies such as Lane Keeping Assist, Front Collision Warning, and Blind Spot Monitor. * Android Auto and Apple CarPlay: Seamlessly integrate your smartphone for navigation, music, and more. === Why Choose the AT4 Trim? === The GMC Sierra 1500 AT4 trim is perfect for those who crave a blend of luxury and ruggedness. This trim level sets itself apart with exclusive features such as an off-road suspension package, distinct styling elements, and premium interior materials. The AT4 is designed to handle tough terrains with confidence while providing a comfortable and refined driving experience. Located in Dauphin, Dean Cooley GM is dedicated to providing you with exceptional service and a seamless vehicle buying experience. Visit us to explore our collection of vehicles and discover why the GMC Sierra 1500 AT4 is a top choice for drivers who demand the best in both performance and luxury. Dean Cooley GM has been serving the Parkland area since 1995, and we are proud to have contributed to the area's automotive needs for almost three decades. Specializing in Chevrolet, Buick, and GMC vehicles, along with certified pre-owned options, we take pride in matching you with the perfect vehicle to suit your needs. Our in-house financial experts are dedicated to simplifying the financing and leasing process, offering personalized solutions. At the heart of our operation lies our service department, complete with a cutting-edge collision and glass center. Here, we service all makes and models with meticulous precision and care. We also have a comprehensive parts department, stocked with essential parts, accessories, and tires all conveniently located under one roof. Visit us today at 1600 Main Street South in Dauphin and experience a new standard in the automotive industry. "