2024 GMC Sierra 3500HD AT4 | Duramax Ready | AT4 Preferred | Gooseneck Prep | Luxury Capability

Built for serious work and premium comfort, this 2024 GMC Sierra 3500HD AT4 is the ultimate heavy-duty truck for towing, hauling, and off-road confidence without sacrificing luxury. The AT4 trim delivers aggressive styling, factory off-road hardware, and a refined interior wrapped in Jet Black leather with Kalahari accents.

Whether youre pulling heavy equipment, a large RV, or heading off the beaten path, this Sierra HD is engineered to dominate.

Heavy-Duty Capability:

4WD with 2-Speed Active Transfer Case

Exhaust Brake

Integrated Trailer Brake Controller

Gooseneck / 5th Wheel Prep Package

Trailer Camera Provisions

Trailer Side Blind Zone Alert

Trailer Tire Pressure Monitor Sensors

Hitch Guidance w/Hitch View

Hill Descent Control

Off-Road Suspension

X31 Off-Road Package

Premium AT4 & Tech Features:

AT4 Preferred Package

13.4 GMC Premium Infotainment Display

HD Surround Vision

Bed View Camera

Bose Premium Audio System

Wireless Apple CarPlay & Android Auto

Wireless Phone Projection & Wireless Charging

Adaptive Cruise Control

Forward Collision Alert & Automatic Emergency Braking

Lane Departure Warning

Safety Alert Seat

Luxury & Comfort:

Jet Black Leather w/ Kalahari Accents

Heated & Ventilated Front Seats

Heated Rear Seats

Heated Steering Wheel

Memory Driver Seat

Power Sliding Rear Window

Dual-Zone Automatic Climate Control

Remote Start

Universal Home Remote (Garage Door Opener)

Exterior & Bed Features:

20 High Gloss Black AT4 Wheels

Spray-In Bedliner w/ AT4 Logo

LED Cargo Area Lighting

Black Grille & AT4 Styling

Rear Wheelhouse Liners

Bed-Mounted 120V Power Outlet

Roof Marker Lamps

Winter Grille Cover

This Sierra 3500HD AT4 is the perfect combination of luxury truck, off-road truck, and heavy-duty workhorse. Its built to tow big, go anywhere, and look good doing it.

Hard-to-find AT4 HD ready for work, play, and everything in between.

Twin Falls Chevrolet offers One Low Price, Plain & Simple-Always! Customers have told us that the most unpleasant aspect of buying

Options:

ADAPTIVE CRUISE CONTROL,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),TRANSMISSION ALLISON 10-SPEED AUTOMATIC,WHEELS 20 (50.8 CM) HIGH GLOSS BLACK ALUMINUM WHEELS 8 SPOKES,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.),WINTER GRILLE COVER,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,UNIVERSAL HOME REMOTE,ENGINE BLOCK HEATER,AT4 PREFERRED EQUIPMENT GROUP includes standard equipment,LAMPS SMOKED AMBER ROOF MARKER (LED),REAR AXLE 3.42 RATIO,GVWR 12 100 LBS. (5488 KG) WITH SINGLE REAR WHEELS,EXHAUST BRAKE,VOLCANIC RED TINTCOAT,AT4 PREFERRED PACKAGE includes (UG1) Universal Home Remote (A48) rear sliding power window (U01) Roof Marker Lamps and (KSG) adaptive Cruise Control,ALTERNATOR 220 AMPS,SEATS FRONT BUCKET WITH CENTER CONSOLE (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,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,Requires Subscription