2026 GMC Sierra 3500HD AT4

Price includes: $500 - Buick & GMC Consumer Cash Program. Exp. 09/02/2025 2025 GMC Sierra 3500HD SLT 4WD Sterling Metallic Fully Loaded Heavy-Duty TruckFind professional-grade power, luxury, and capability at Whitaker GMC in Forest Lake, Minnesota with this 2025 GMC Sierra 3500HD SLT Crew Cab 4WD in stunning Sterling Metallic and premium Jet Black leather-appointed seating. This truck is engineered for serious towing, hauling, and off-road confidencewhile keeping you comfortable and connected on every drive.Power & Capability6.6L Duramax Turbo-Diesel V8 with 10-Speed Automatic Transmission for unmatched strength and performance4WD with 2-Speed Active Transfer Case for maximum traction in all conditionsGooseneck/5th Wheel Prep Package and Snow Plow Prep/Camper Package for worksite and recreational versatilitySpray-On Bedliner with GMC Logo, LED Cargo Area Lighting, and Bed View Camera with trailer camera provisionsTrailer Side Blind Zone Alert, HD Surround Vision, and Ultrasonic Front & Rear Park Assist for safer towing and maneuveringLuxury & ComfortHeated and ventilated front seats, heated 2nd row outboard seats, and heated steering wheelMemory drivers seat, keyless open/start, and power sliding rear window with defoggerFront bucket seats with floor-mounted center console and perforated leather trimTechnology & Safety13.4 GMC Premium Infotainment Display with Wireless Apple CarPlay and Android AutoBose Premium 7-Speaker Audio System for crystal-clear soundAdaptive Cruise Control, Forward Collision Alert, Automatic Emergency Braking, and Safety Alert SeatSierra HD Pro Safety Plus Package with Rear Cross Traffic Alert and Following Distance IndicatorWireless Charging and multiple USB ports throughout the cabinAdditional HighlightsChrome exterior accents with 6 rectangular chromed assist stepsDeep-tinted glass, rain-sensing wipers, and universal home remotePreferred, Convenience, and Premium Packages included for maximum featuresExperience the 2025 GMC Sierra 3500HD SLT for yourself at Whitaker GMC in Forest Lake, Minnesota your destination for professional-grade trucks and exceptional service.Includes The Whitaker Lifetime Powertrain Warranty!

• REAR CAMERA MIRROR inside rearview auto-dimming with full camera display
• GVWR 11 550 LBS. (5239 KG) WITH SINGLE REAR WHEELS (STD)
• 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).
• LICENSE PLATE KIT FRONT
• TIRES LT275/65R20 ALL-TERRAIN BLACKWALL (STD)
• 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)
• TECHNOLOGY PACKAGE includes (DRZ) Rear Camera Mirror and (UV6) Multicolor 15 Diagonal Head-Up Display
• TRAILER TIRE PRESSURE MONITOR SENSORS includes set of 4 sensors. Sensor functionality requires (UET) In-vehicle Trailering App to be ordered with the vehicle and installed by the factory. Sensors will be shipped loose with the truck and will need to be installed on trailer by customer. System is capable of monitoring up to 6 wheels. Additional or replacement sensors are available through GM Accessories
• WINDOW POWER REAR SLIDING with rear defogger
• 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 (Includes (KW5) 220-amp alternator
• UNIVERSAL HOME REMOTE
• ENGINE BLOCK HEATER
• SUNROOF POWER
• AT4 PREFERRED EQUIPMENT GROUP includes standard equipment
• LAMPS SMOKED AMBER ROOF MARKER (LED)
• LPO OFF-ROAD HIGH CLEARANCE STEP (dealer-installed)
• AT4 PREMIUM PLUS PACKAGE includes (PDO) AT4 Preferred Package (CF5) power sunroof (CWM) Technology Package and (VXW) Off-Road High Clearance step LPO
• TRANSMISSION 10-SPEED AUTOMATIC (STD)
• WHEELS 20 (50.8 CM) HIGH GLOSS BLACK ALUMINUM WHEELS 8 SPOKES (STD)
• ONYX BLACK
• AT4 PREFERRED PACKAGE includes (UG1) Universal Home Remote (A48) rear sliding power window and (U01) Roof Marker Lamps
• LPO BODY COLOR WHEEL ARCH MOLDINGS (dealer-installed)
• ALTERNATOR 220 AMPS
• SEATS FRONT BUCKET WITH CENTER CONSOLE (STD)
• MULTICOLOR 15 DIAGONAL HEAD-UP DISPLAY
• REAR AXLE 3.73 RATIO
• ENGINE 6.6L V8 WITH DIRECT INJECTION AND VARIABLE VALVE TIMING GASOLINE (401 hp [299 kW] @ 5200 rpm 464 lb-ft of torque [629 N-m] @ 4000 rpm) (STD)
• JET BLACK WITH KALAHARI ACCENTS PERFORATED FRONT LEATHER SEATING SURFACES
• 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-Terrain
• Tires - Rear All-Terrain
• Conventional Spare Tire
• Bed Liner
• Daytime Running Lights

• LED Headlights
• Automatic Highbeams
• Fog Lamps
• Heated Mirrors
• Power Mirror(s)
• Integrated Turn Signal Mirrors
• Power Folding Mirrors
• Intermittent Wipers
• Variable Speed Intermittent Wipers
• Rain Sensing Wipers
• Privacy Glass
• Integrated Tailgate Step
• AM/FM Stereo
• Navigation System
• MP3 Capability
• Bluetooth Connection
• Auxiliary Audio Input
• Smart Device Integration
• Satellite Radio
• Requires Subscription
• Satellite Radio
• Requires Subscription
• Premium Sound System
• Bluetooth Connection
• Bluetooth Connection
• Smart Device Integration
• WiFi Hotspot
• Bucket Seats
• Leather Seats
• Power Driver Seat
• Driver Adjustable Lumbar
• Power Passenger Seat
• Passenger Adjustable Lumbar
• Pass-Through Rear Seat
• Rear Bench Seat
• Heated Front Seat(s)
• Heated Front Seat(s)
• Cooled Front Seat(s)
• Heated Rear Seat(s)
• Mirror Memory
• Seat Memory
• Floor Mats
• Floor Mats
• Heated Steering Wheel
• Adjustable Steering Wheel
• Steering Wheel Audio Controls
• Tire Pressure Monitor
• Power Windows
• Power Windows

• Power Door Locks
• Remote Engine Start
• Keyless Entry
• Power Door Locks
• Keyless Start
• Cruise Control
• Adaptive Cruise Control
• 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
• 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
• Cross-Traffic Alert
• Blind Spot Monitor
• Lane Departure Warning
• Front Collision Warning
• Front Collision Mitigation
• Driver Restriction Features
• Tire Pressure Monitor
• Telematics
• Navigation from Telematics
• Requires Subscription