2026 GMC Sierra 2500HD AT4X

Price includes: $500 - Buick & GMC Consumer Cash Program. Exp. 09/02/2025 2026 GMC Sierra 2500HD AT4X 4WD Summit White Heavy-Duty Power Meets Off-Road Luxury Whitaker GMC in Forest Lake, MNTake your capability to the next level with the 2026 GMC Sierra 2500HD AT4X 4WD in bold Summit White with premium Obsidian Rush leather interior. Designed for serious towing, off-road performance, and all-day comfort, this Sierra HD is equipped with advanced trailering technology, rugged off-road engineering, and luxury features that make every drive first class.Performance & Capability:10-Speed Automatic Transmission, 4WD with 2-Speed Active Transfer CaseGooseneck/5th Wheel Prep Package & Snow Plow Prep/Camper PackageHill Descent Control, Heavy-Duty 80 Amp Battery, 220-Amp AlternatorHitch Guidance with Hitch View & In-Vehicle Trailering System AppSpray-On Bedliner with GMC Logo, LED Cargo Area LightingEngine Block Heater for cold-weather reliabilityTrailering & Towing Technology:Bed View Camera with Trailer Camera Provisions & Trailer Viewing SoftwareTrailer Side Blind Zone Alert, Trailer Tire Pressure Monitoring SystemPro-Grade Trailering Features with Hitch Guidance and Hitch ViewRear Cross Traffic Alert with Trailering Safety IntegrationLuxury & Interior Comfort:Heated & Ventilated Front Seats, Heated 2nd Row Outboard SeatsHeated Steering Wheel, Floor-Mounted Center ConsolePower Moonroof, Power Sliding Rear Window with DefoggerMulticolor 15 Diagonal Head-Up Display, Wireless ChargingBose Premium Series 12-Speaker Audio System with Rich Surround SoundWireless Apple CarPlay & Android Auto with Wireless Phone ProjectionTechnology & Safety:HD Surround Vision & Inside Rearview Auto-Dimming Camera MirrorForward Collision Alert, Following Distance IndicatorFront Pedestrian Braking, Rear Cross Traffic Alert, Safety Alert SeatUltrasonic Front & Rear Park Assist, Unauthorized Entry Theft-Deterrent SystemOnStar Services Capable, SiriusXM with 360L Trial SubscriptionExterior & Style:AT4X Signature Gloss Black Grille & Grille Insert BarsLED Smoked Amber Roof Marker LampsRugged Styling with Premium Details, AT4X Badging, and Off-Road FocusFrom towing heavy loads to exploring off-road trails, the 2026 Sierra 2500HD AT4X 4WD is built to handle it allwithout sacrificing comfort or technology.Whitaker GMC Forest Lake, MN | Serving the Twin Cities with premium GMC trucks and SUVs.Call today or visit us online to schedule your test drive of the 2026 GMC Sierra 2500HD AT4X Summit White and experience the perfect balance of heavy-duty strength and premium refinement.Includes The Whitaker Lifetime Powertrain Warranty!

• ALTERNATOR 220 AMP
• AT4X PREFERRED EQUIPMENT GROUP includes standard equipment
• OBSIDIAN RUSH FULL GRAIN LEATHER SEAT TRIM
• GVWR 11 350 LBS. (5148 KG)
• TRANSMISSION 10-SPEED AUTOMATIC
• HIGH IDLE SWITCH
• ENGINE DURAMAX 6.6L TURBO-DIESEL V8 B20-DIESEL COMPATIBLE (470 hp [350.5 kW] @ 2800 rpm 975 lb-ft of torque [1322 Nm] @ 1600 rpm) (Includes (K05) engine block heater.)
• GOOSENECK / 5TH WHEEL PREP PACKAGE -- HITCH PLATFORM TO ACCEPT GOOSENECK OR 5TH WHEEL HITCH. Includes hitch platform with tray to accept ball stamped bed holes with removable caps installed and bed mounted 7-pin trailer harness (similar to UY2 harness).
• WINTER GRILLE COVER
• ENGINE BLOCK HEATER
• SNOW PLOW PREP/CAMPER PACKAGE includes (KW5) 220-amp alternator includes increased front GAWR on Heavy Duty models (NZZ) skid plates (transfer case and oil pan) pass through dash grommet hole and roof emergency light provisions. Contact GM Upfitter Integration at www.gmupfitter.com for plow installation details and assistance. Note: if ordered for Camper usage recommend ordering (UY2) Trailering wiring provisions
• 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)
• SUMMIT WHITE
• SEATS FRONT BUCKET with center console (STD)
• LICENSE PLATE KIT FRONT INCANDESCENT LIGHTING
• REAR AXLE 3.42 RATIO
• WHEELS 18 (45.7 CM) MACHINED ALUMINUM WHEEL with High Gloss black accents (STD)
• EXHAUST BRAKE
• Lane Departure Warning
• Front Collision Mitigation
• Front Collision Warning
• Automatic Highbeams
• Tow Hitch
• Running Boards/Side Steps
• Keyless Start
• Locking/Limited Slip Differential
• Four Wheel Drive
• Tow Hooks
• Power Steering
• ABS
• 4-Wheel Disc Brakes
• Aluminum Wheels
• Tires - Front All-Season
• Tires - Rear All-Season
• Conventional Spare Tire
• Sun/Moonroof
• Generic Sun/Moonroof
• Running Boards/Side Steps
• Power Retractable Running Boards
• Bed Liner
• Daytime Running Lights
• Automatic Highbeams
• Fog Lamps
• Heated Mirrors
• Power Mirror(s)
• Integrated Turn Signal Mirrors
• Power Folding Mirrors

• Privacy Glass
• Intermittent Wipers
• Variable Speed Intermittent Wipers
• Rain Sensing Wipers
• Integrated Tailgate Step
• AM/FM Stereo
• Navigation System
• MP3 Capability
• Bluetooth Connection
• Auxiliary Audio Input
• Smart Device Integration
• Requires Subscription
• Satellite Radio
• Requires Subscription
• Premium Sound System
• Premium Sound System
• Bluetooth Connection
• Bluetooth Connection
• Smart Device Integration
• WiFi Hotspot
• Bucket Seats
• Leather Seats
• Rear Bench Seat
• Power Driver Seat
• Driver Adjustable Lumbar
• Seat-Massage
• Power Passenger Seat
• Passenger Adjustable Lumbar
• Seat-Massage
• Heated Front Seat(s)
• Heated Front Seat(s)
• Cooled Front Seat(s)
• Heated Rear Seat(s)
• Mirror Memory
• Seat Memory
• Floor Mats
• Floor Mats
• Leather Steering Wheel
• Heated Steering Wheel
• Steering Wheel Audio Controls
• Adjustable Steering Wheel
• Heads-Up Display
• Power Windows
• Power Windows
• Power Windows
• Rear Defrost
• Sliding Rear Window
• Power Door Locks
• Keyless Entry

• Power Door Locks
• Keyless Start
• Remote Engine Start
• Cruise Control
• Adaptive Cruise Control
• Universal Garage Door Opener
• Security System
• MP3 Capability
• Auxiliary Audio Input
• MP3 Capability
• Auxiliary Audio Input
• Climate Control
• Multi-Zone A/C
• A/C
• Rear Defrost
• Auto-Dimming Rearview Mirror
• Back-Up Camera
• Front Collision Mitigation
• Front Collision Mitigation
• Front Collision Warning
• Traction Control
• Stability Control
• Daytime Running Lights
• Daytime Running Lights
• Driver Air Bag
• Passenger Air Bag
• Front Side Air Bag
• Front Head Air Bag
• Rear Head Air Bag
• Passenger Air Bag Sensor
• Telematics
• Requires Subscription
• Rear Parking Aid
• Back-Up Camera
• Aerial View Display System
• Back-Up Camera
• Front Collision Warning
• Lane Departure Warning
• Cross-Traffic Alert
• Blind Spot Monitor
• Driver Restriction Features
• Tire Pressure Monitor
• Navigation System
• Telematics
• Requires Subscription