2025 GMC Sierra 3500HD AT4 *AT4 Premium Plus Package * Power Sunroof * Rear Camera Mirror* 20″ wheels * Heated/Vented Seats* Bed View Camera * Bose Premium Speakers * Remote Start* Trailering Package* 6.6L Duramax Turbo Diesel [0]

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Vehicle Summary

Condition: New
Certified: Yes
Body Style: Pickup
Fuel Type: Diesel
KMS: 15
Engine: 6.6L Duramax Turbo Diesel
Transmission: 10-Speed Automatic
Drivetrain: Four Wheel Drive
Exterior Color: Summit White
Interior Color: Jet Black with Kalahari accents
City MPG:
Highway MPG:

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Vehicle Details

Keen on the power and performance of a heavy-duty truck? The 2025 GMC Sierra 3500HD AT4 is a robust testament to engineering that delivers on tough jobs while maintaining an air of sophistication. Cloaked in a Summit White exterior, complemented by a stylish Jet Black interior with Kalahari accents, this truck is both a workhorse and a statement on the road. This new model comes equipped with an Allison 10-Speed Automatic Transmission paired with an awe-inspiring Duramax 6.6L Turbo-Diesel V8 engine, which generously churns out 470 horsepower and a staggering 975 lb-ft of torque. Whether it's towing heavy loads or traversing rough terrain, the 4x4 capability ensures confident handling in diverse driving conditions. The AT4 trim means you're already at the helm of a top-tier configuration known for its off-road readiness. The added AT4 Premium Plus Package, which includes the AT4 Preferred Package, power sunroof, and Technology Package, elevates the standard of luxury and convenience in a pickup truck. The Off-Road High Clearance step, a dealer-installed option, underscores its rugged appeal and practical function. Safety is central; the 3500HD AT4 offers a suite of driver-assist features including Front Collision Warning and Lane Departure Warning, ensuring peace of mind during your journeys. Adventuring outside urban confines doesn't mean losing touch the vehicle's onboard WiFi hotspot and navigation system keep you connected and on course. For the trailers and fifth-wheels, the Gooseneck / 5th Wheel Prep Package is pivotal, providing a factory-installed hitch platform and bed-mounted 7-pin trailer harness for immediate towing capability. The high GVWR of 12,100 lbs with single rear wheels confirms its capacity for carrying substantially heavy payloads. Other notable features that enhance the experience include heated and cooled front seats, heated rear seats, a heated steering wheel, Bed Liner, LED Headlights, and an Integrated Tailgate Step for effortless access to the truck bed. Welcome to the new frontier of heavy-duty trucks, where power, prestige, and productivity converge in the 2025 GMC Sierra 3500HD AT4. For further details on this formidable pickup, please refer to Stock # T4337384 . AMVIC-licensed Dealer.

Summit white
AT4 PREFERRED EQUIPMENT GROUP includes standard equipment
GVWR 12 100 LBS. (5488 KG) WITH SINGLE REAR WHEELS
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).
LPO OFF-ROAD HIGH CLEARANCE STEP (dealer-installed)
Power Mirror(s)
Keyless Start
Intermittent Wipers
Tow Hitch
Running Boards/Side Steps
Tow Hooks
Four Wheel Drive
Aluminum Wheels
Power Steering
Rain Sensing Wipers
Fog Lamps
Power Folding Mirrors
Locking/Limited Slip Differential
ABS
Variable Speed Intermittent Wipers
Requires Subscription
Automatic Highbeams
Navigation System
Tires - Front All-Terrain
Bluetooth Connection
Front Collision Mitigation
4-Wheel Disc Brakes
Mirror Memory
Security System
Blind Spot Monitor
Heated Steering Wheel
WiFi Hotspot
Front Head Air Bag
Keyless Start
Front Collision Warning
Leather Seats
Cruise Control
Climate Control
Aerial View Display System
Power Passenger Seat
Back-Up Camera
Smart Device Integration
Rear Head Air Bag
Premium Sound System
Adaptive Cruise Control
Heated Front Seat(s)
Passenger Adjustable Lumbar
Bucket Seats
Floor Mats
Keyless Entry
Power Driver Seat
Remote Engine Start
Front Collision Mitigation
Pass-Through Rear Seat
Driver Adjustable Lumbar
Power Door Locks
Rear Parking Aid
Steering Wheel Audio Controls
Cross-Traffic Alert
MP3 Capability

Jet black with kalahari accents, perforated front leather seating surfaces
REAR AXLE 3.42 RATIO
TRANSMISSION ALLISON 10-SPEED AUTOMATIC
AT4 PREMIUM PLUS PACKAGE includes (PDO) AT4 Preferred Package (CF5) power sunroof (CWM) Technology Package and (VXW) Off-Road High Clearance step LPO
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.)
Front Collision Warning
AM/FM Stereo
Tires - Rear All-Terrain
LED Headlights
Automatic Highbeams
Smart Device Integration
Bed Liner
Bluetooth Connection
Heated Mirrors
Auxiliary Audio Input
Privacy Glass
Power Windows
Conventional Spare Tire
Auxiliary Audio Input
Heated Front Seat(s)
Daytime Running Lights
Integrated Turn Signal Mirrors
Lane Departure Warning
Floor Mats
Daytime Running Lights
Integrated Tailgate Step
Multi-Zone A/C
Telematics
Requires Subscription
Auto-Dimming Rearview Mirror
Tire Pressure Monitor
Cooled Front Seat(s)
Auxiliary Audio Input
Traction Control
Passenger Air Bag Sensor
Front Side Air Bag
Rear Defrost
Rear Bench Seat
Passenger Air Bag
Front Collision Mitigation
Satellite Radio
Tire Pressure Monitor
Front Collision Warning
Requires Subscription
Power Door Locks
Seat Memory
Driver Air Bag
Telematics
Bluetooth Connection
Driver Restriction Features
Heated Rear Seat(s)
Requires Subscription
Back-Up Camera
Power Windows
Lane Departure Warning
Adjustable Steering Wheel
Stability Control
Daytime Running Lights
MP3 Capability
MP3 Capability

Vehicle Highlights

All advertised vehicles are subject to actual dealer availability. Certain vehicles listed may not be available, or may have different prices. Prices exclude state tax, license, document preparation fee, smog fee, and finance charges, if applicable. Vehicle option and pricing are subject to change. Prices include all dealer rebates and dealer incentives. Pricing and availability varies by dealership. Please check with your dealer for more information. Prices do not include dealer charges, such as advertising, that can vary by manufacturer or region, or costs for selling, preparing, displaying or financing the vehicle. Images displayed may not be representative of the actual trim level of a vehicle. Colors shown are the most accurate representations available. However, due to the limitations of web and monitor color display, we cannot guarantee that the colors depicted will exactly match the color of the car. Information provided is believed accurate but all specifications, pricing, and availability must be confirmed in writing (directly) with the dealer to be binding. Neither the Dealer nor Fox Dealer Interactive is responsible for any inaccuracies contained herein and by using this application you the customer acknowledge the foregoing and accept such terms.

Net Price DOES NOT include dealer or vendor installed upgrades, accessories, or added after market items. Those products are OPTIONAL and can be purchased for an additional cost. Call For Details!*

Final prices are price shown plus government fees and taxes, any finance charges, any dealer document preparation charge, and any emission testing charge.

Effective September 1st, 2022, vehicles sold in Canada above $100,000 pre-tax retail price may be subject to a luxury tax of either 20% on the amount above $100,000 or a flat 10% on the full value. This tax is in addition to the Goods and Services Tax (GST). For official information, refer to the Government of Canada website.