![2025 GMC Sierra 3500HD Denali 4WD Crew Cab 159 Inch Denali 6.6L Duramax Diesel [0]](https://content.homenetiol.com/320x240/d8df5a0a7ea14d55852b8ba138f3654c.jpg)
![2025 GMC Sierra 3500HD Denali 4WD Crew Cab 159 Inch Denali 6.6L Duramax Diesel [1]](https://content.homenetiol.com/320x240/62e57b1db09644098f6743a8a4fe5c64.jpg)
![2025 GMC Sierra 3500HD Denali 4WD Crew Cab 159 Inch Denali 6.6L Duramax Diesel [2]](https://content.homenetiol.com/320x240/e6ad4a7a0864429da0d0b51735b02286.jpg)
![2025 GMC Sierra 3500HD Denali 4WD Crew Cab 159 Inch Denali 6.6L Duramax Diesel [3]](https://content.homenetiol.com/320x240/636d3f192de846b282531c255121b0e9.jpg)
![2025 GMC Sierra 3500HD Denali 4WD Crew Cab 159 Inch Denali 6.6L Duramax Diesel [4]](https://content.homenetiol.com/320x240/90970e506cb84e2b80c515ff4284ae8b.jpg)
![2025 GMC Sierra 3500HD Denali 4WD Crew Cab 159 Inch Denali 6.6L Duramax Diesel [5]](https://content.homenetiol.com/320x240/14fae9f623fe4eb3950cef6913970cf8.jpg)
![2025 GMC Sierra 3500HD Denali 4WD Crew Cab 159 Inch Denali 6.6L Duramax Diesel [6]](https://content.homenetiol.com/320x240/bcf92a084b224ed18d8363b509eb0c43.jpg)
![2025 GMC Sierra 3500HD Denali 4WD Crew Cab 159 Inch Denali 6.6L Duramax Diesel [7]](https://content.homenetiol.com/320x240/b2335b3327924b128d777b10873c6bfa.jpg)
![2025 GMC Sierra 3500HD Denali 4WD Crew Cab 159 Inch Denali 6.6L Duramax Diesel [8]](https://content.homenetiol.com/320x240/7a40c323348c456c8d2f2448256c03b1.jpg)
![2025 GMC Sierra 3500HD Denali 4WD Crew Cab 159 Inch Denali 6.6L Duramax Diesel [9]](https://content.homenetiol.com/320x240/9bb829d577454f46a92d99a2218a40c3.jpg)
![2025 GMC Sierra 3500HD Denali 4WD Crew Cab 159 Inch Denali 6.6L Duramax Diesel [10]](https://content.homenetiol.com/320x240/e0c45f96745c4b549b7193619cf7d307.jpg)
![2025 GMC Sierra 3500HD Denali 4WD Crew Cab 159 Inch Denali 6.6L Duramax Diesel [11]](https://content.homenetiol.com/320x240/ffb7222c70844ce8bc079aa1a99a1ad1.jpg)
![2025 GMC Sierra 3500HD Denali 4WD Crew Cab 159 Inch Denali 6.6L Duramax Diesel [12]](https://content.homenetiol.com/320x240/da38e9f0704b446594ed54a5db421d9b.jpg)
![2025 GMC Sierra 3500HD Denali 4WD Crew Cab 159 Inch Denali 6.6L Duramax Diesel [13]](https://content.homenetiol.com/320x240/5ab6a2e1ec124894b2cc19b56516f36c.jpg)
![2025 GMC Sierra 3500HD Denali 4WD Crew Cab 159 Inch Denali 6.6L Duramax Diesel [14]](https://content.homenetiol.com/320x240/161c85011ed94e9fa6fa7d23a2ae0397.jpg)
![2025 GMC Sierra 3500HD Denali 4WD Crew Cab 159 Inch Denali 6.6L Duramax Diesel [15]](https://content.homenetiol.com/320x240/916366e138ee48dfbddd9b1050bd1560.jpg)
![2025 GMC Sierra 3500HD Denali 4WD Crew Cab 159 Inch Denali 6.6L Duramax Diesel [16]](https://content.homenetiol.com/320x240/46b43fd5d5184f59bd8a9ef28a841489.jpg)
![2025 GMC Sierra 3500HD Denali 4WD Crew Cab 159 Inch Denali 6.6L Duramax Diesel [17]](https://content.homenetiol.com/320x240/07bcd99fc2654f9eaa867bfb58231ecd.jpg)
![2025 GMC Sierra 3500HD Denali 4WD Crew Cab 159 Inch Denali 6.6L Duramax Diesel [18]](https://content.homenetiol.com/320x240/1fd62560bef74f6387ac82c937bbb637.jpg)
![2025 GMC Sierra 3500HD Denali 4WD Crew Cab 159 Inch Denali 6.6L Duramax Diesel [19]](https://content.homenetiol.com/320x240/ac1755b0e9e340a998986f31b6917e38.jpg)
![2025 GMC Sierra 3500HD Denali 4WD Crew Cab 159 Inch Denali 6.6L Duramax Diesel [20]](https://content.homenetiol.com/320x240/54507e1e5abb4adfa373e53eef5d4b26.jpg)
![2025 GMC Sierra 3500HD Denali 4WD Crew Cab 159 Inch Denali 6.6L Duramax Diesel [21]](https://content.homenetiol.com/320x240/bdbd0d0aae1c45d185e5c25a87e71b52.jpg)
![2025 GMC Sierra 3500HD Denali 4WD Crew Cab 159 Inch Denali 6.6L Duramax Diesel [22]](https://content.homenetiol.com/320x240/d22edbd0c5fc4fca862ca3364e0a96c0.jpg)
![2025 GMC Sierra 3500HD Denali 4WD Crew Cab 159 Inch Denali 6.6L Duramax Diesel [23]](https://content.homenetiol.com/320x240/443c20fbe32f4a90a9a6f39520072c10.jpg)
![2025 GMC Sierra 3500HD Denali 4WD Crew Cab 159 Inch Denali 6.6L Duramax Diesel [24]](https://content.homenetiol.com/320x240/f6449e72731b424aaef07302ac5690db.jpg)
![2025 GMC Sierra 3500HD Denali 4WD Crew Cab 159 Inch Denali 6.6L Duramax Diesel [25]](https://content.homenetiol.com/320x240/796eef22da7e4bc395a1f5e345847d68.jpg)
![2025 GMC Sierra 3500HD Denali 4WD Crew Cab 159 Inch Denali 6.6L Duramax Diesel [26]](https://content.homenetiol.com/320x240/0139aa3c2c2d44f7bcf9cb7f5302ceb7.jpg)
![2025 GMC Sierra 3500HD Denali 4WD Crew Cab 159 Inch Denali 6.6L Duramax Diesel [27]](https://content.homenetiol.com/320x240/733f57a50b3b4fcd811e348f9f3660ce.jpg)
![2025 GMC Sierra 3500HD Denali 4WD Crew Cab 159 Inch Denali 6.6L Duramax Diesel [28]](https://content.homenetiol.com/320x240/f774a3099a3047c197381cf62aa6a994.jpg)
![2025 GMC Sierra 3500HD Denali 4WD Crew Cab 159 Inch Denali 6.6L Duramax Diesel [29]](https://content.homenetiol.com/320x240/e06e1669e870400b8578d886274766da.jpg)
![2025 GMC Sierra 3500HD Denali 4WD Crew Cab 159 Inch Denali 6.6L Duramax Diesel [30]](https://content.homenetiol.com/320x240/f40917b87ff44f67b5797eb75f1d3ddd.jpg)
Demo 2025 GMC Sierra 3500HD
Vehicle Summary
- Condition: New
- Certified: Yes
- Body Style: Pickup
- Fuel Type: Diesel
- KMS: 33
- Engine: 6.6L Duramax Diesel
- Transmission: Allison 10-Speed Automatic
- Drivetrain: Four Wheel Drive
- Exterior Color: Downpour Metallic
- Interior Color: Jet Black
- City MPG:
- Highway MPG:
Vehicle Details
The 2025 GMC Sierra 3500 Denali in Downpour Metallic is a luxurious and capable heavy-duty pickup truck that offers a blend of power, comfort, and technology. Its exterior boasts a striking appearance, with the Downpour Metallic paintwork complementing the Denali trim's aggressive styling. The 20-inch ultra bright machined aluminum wheels enhance its athletic appearance, while the standard LED headlights, fog lights, and power-folding heated mirrors contribute to both style and functionality. The MultiPro tailgate offers unparalleled versatility for various cargo needs. Inside, the Jet Black interior creates a modern and inviting atmosphere. Heated and ventilated front seats, wrapped in premium leather, provide year-round comfort. The 13.4-inch touchscreen and 12.3-inch digital gauge cluster provide a modern and intuitive driving experience. The 15-inch heads-up display projects vital information directly into the driver's line of sight for enhanced safety and convenience. The Bose speaker system delivers immersive sound, transforming the cabin into a concert hall. Under the hood, the 6.6L Duramax Diesel engine delivers a balance of power and efficiency, making it suitable for both on-road and off-road driving. The 10-speed Allison automatic transmission ensures smooth shifts and responsive acceleration. Advanced safety features such as forward collision alert, lane departure warning, following distance indicator, and auto high beam enhance driver confidence and safety. The 2025 GMC Sierra 3500 Denali in Downpour Metallic is more than just a truck; it's a statement of luxury, capability, and technological advancement. It caters to those who demand the best in terms of performance, comfort, and off-road prowess. AMVIC LICENSED DEALER
- Adaptive Cruise Control
- Air vents, rear
- Bose Sound System, premium 7-speaker system with Richbass woofer
- Compass, located in instrument cluster
- Door locks, power
- Exterior Temperature Display located in radio display
- GMC Premium information Display- 13.4" diagonal Multicolor touch screen
- Mirror, inside rearview auto-dimming
- Power outlet, instrument panel, 120-volt (400 watts shared with (KC9) bed mounted power outlet)
- Seating, heated driver and front outboard passenger
- Seats, heated second row outboard seats
- SiriusXM with 360L Trial Subscription. SiriusXM with 360L transforms your customers' ride with our most extensive and personalized radio experience on the road. (IMPORTANT: The SiriusXM trial subscription is not provided on vehicles that are ordered for Fleet Daily Rental ("FDR") use. Trial subscription is subject to the SiriusXM Customer Agreement and privacy policy, visit www.siriusxm.com which includes full terms and how to cancel. All fees, content, features, and availability are subject to change. Some features require GM connected vehicle services.)
- Steering wheel audio controls
- Steering wheel, wrapped
- Universal Home Remote
- USB Ports, 2 (first row) located on console
- Wi-Fi Hotspot capable (Terms and limitations apply. See onstar.com or dealer for details.)
- Window, power front, passenger express up/down
- Wireless Charging
- Air conditioning, dual-zone automatic climate control
- Bluetooth for phone connectivity to vehicle infotainment system
- Center Console, floor-mounted with cup holders, cell phone storage, power cord management, hanging file folder capability
- Defogger, rear-window electric
- Driver Information Center, enhanced, 12.3" diagonal reconfigurable multicolor digital display
- Floor covering, color-keyed carpeting
- Keyless Open and Start includes remote keyless entry
- Power outlet, bed mounted, 120-volt (400 watts shared with (KI4) instrument panel mounted power outlet)
- Remote vehicle starter system
- Seats, front bucket with center console
- Seats, ventilated driver and front passenger
- Steering column, manual Tilt-Wheel and telescoping
- Steering wheel, heated
- Theft-deterrent system, unauthorized entry
- USB ports, (2) charge-only, rear
- USB Ports, 2, Charge/Data ports located inside center console
- Window, power front, drivers express up/down
- Windows, power rear, express down
- Air filter, heavy-duty
- Brake lining wear indicator
- Cooling, auxiliary external transmission oil cooler
- Four wheel drive
- Trailer brake controller, integrated
- Auto-locking rear differential
- Brakes, 4-wheel antilock, 4-wheel disc with DURALIFE rotors
- Cooling, external engine oil cooler
- Push Button Start
- Airbags, dual-stage frontal airbags for driver and front outboard passenger; Seat-mounted side-impact airbags for driver and front outboard passenger; Head-curtain airbags for front and rear outboard seating positions; Includes front outboard Passenger Sensing System for frontal outboard passenger airbag (Always use seat belts and child restraints. Children are safer when properly secured in a rear seat in the appropriate child restraint. See the Owner's Manual for more information.)
- Front and Rear Park Assist, Ultrasonic
- Hitch Guidance with hitch view with Image adjustment, Pan/Zoom/Tilt
- OnStar Services capable (See onstar.com for details and limitations. Services vary by model. Service plan required.)
- Rear Seat Reminder
- Seat Belt Adjustable Guide Loops, front row only
- Teen Driver a configurable feature that lets you activate customizable vehicle settings associated with a key fob, to help encourage safe driving behavior. It can limit certain available vehicle features, and it prevents certain safety systems from being turned off. An in-vehicle report card gives you information on driving habits and helps you to continue to coach your new driver
- Trailer Camera Provisions and trailer viewing software
- Daytime Running Lamps LED signature lighting
- HD Surround Vision provides the driver with an overhead view of the scene around the vehicle on a center stack display. Includes front camera washer.
- OnStar Basics (OnStar Fleet Basics for Fleet) Drive confidently with core OnStar services including remote commands, built-in voice assistance, real-time traffic and navigation, and Automatic Crash Response to help if you're in need. (OnStar Basics includes remote commands, Navigation, Voice Assistance, and Automatic Crash Response, for eligible vehicles with compatible software. For MY25 vehicles, OnStar Basics is standard for 8 years; OnStar plan, working electrical system, cell reception and GPS signal required. OnStar links to emergency services. Service coverage varies with conditions and location. Service availability, features and functionality vary by device and software version. See onstar.com for details and limitations.)
- Rear Cross Traffic Alert
- Safety Alert Seat
- StabiliTrak, stability control system with Proactive Roll Avoidance and traction control includes electronic trailer sway control and hill start assist
- Tire Pressure Monitoring System auto learn, includes Tire Fill Alert (does not apply to spare tire)
- Trailer Side Blind Zone Alert
- Bumper, front, body-color lower
- CornerStep, rear bumper
- Fog lamps, LED
- Lamps, cargo area, cab mounted integrated with center high mount stop lamp, with switch in bank on left side of steering wheel
- Mirror caps, chrome
- Tailgate, gate function manual with EZ Lift includes power lock and release, includes hitch area light
- Window, power, rear sliding with rear defogger
- Bumper, rear body-color with bumper CornerSteps
- Door handles, chrome
- Glass, deep-tinted
- LED Cargo Area Lighting located in cargo bed activated with switch on center switch bank or key fob
- Tailgate and bed rail protection caps, top
- Tire carrier lock keyed cylinder lock that utilizes same key as ignition and door
- Wipers, front rain-sensing
- X31 Off-Road Package includes (JHD) Hill Descent Control, (NZZ) skid plates, Off-Road suspension and Twin-tube Rancho shocks (Not available with dual rear wheels.)
- ProGrade Trailering System includes (PZ8) Hitch Guidance with Hitch View and (UET) In-vehicle Trailering App
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.