2025 GMC Sierra 3500HD AT4 Crew Cab 4WD

Vehicle Details: Step into power and refinement with this 2025 GMC Sierra 3500 AT4 - a rugged, upscale heavy-duty truck located in Walla Walla, WA. With only 18,764 miles, this GMC Sierra 3500 offers low mileage and ready-to-work dependability backed by a stout V8 6.6L Duramax Diesel and full-time 4WD. Built for towing, hauling, and confident off-road adventures, the AT4 trim blends capability with premium comfort and tech. Inside, you'll find a driver-focused cabin loaded with convenience: steering wheel audio controls put entertainment and phone functions at your fingertips, and XM Radio delivers crystal-clear channels for every drive. Safety features include Lane Departure Warning, Cross-Traffic Alert, and a Back-Up Camera to enhance awareness in busy job sites and tight parking situations. The heavy-duty chassis, reinforced suspension, and advanced traction systems make this GMC Sierra prepared for serious work and challenging terrain. This GMC Sierra 3500 AT4 pairs brute strength with modern amenities - a commanding presence on the road, durable towing components, and a sophisticated interior designed for long days and long hauls. Whether you're hauling equipment, towing a trailer, or navigating rural roads around Walla Walla, this V8 diesel truck offers the performance and confidence you expect from a top-tier heavy-duty pickup. Schedule a viewing today and experience the capability and comfort of this low-mileage 2025 GMC Sierra 3500 AT4 firsthand. Equipment: An off-road package is installed on this model so you are ready for your four-wheeling best. It is pure luxury with a heated steering wheel. Bluetooth technology is built into this unit, keeping your hands on the steering wheel and your focus on the road. The vehicle warns of approaching vehicles with Cross-Traffic Alert. This GMC Sierra has automated speed control that adjusts to maintain a safe following distance, enhancing highway driving convenience. This 2025 GMC Sierra 3500 offers Apple CarPlay for seamless connectivity. The leather seats are soft and supportive on this model. Engulf yourself with the crystal clear sound of a BOSE sound system in the GMC Sierra. with XM/Sirus Satellite Radio you are no longer restricted by poor quality local radio stations while driving the GMC Sierra. Anywhere on the planet, you will have hundreds of digital stations to choose from. The GMC Sierra offers Android Auto for seamless smartphone integration. Packages: AT4 Premium Plus Package: Power Sunroof. Preferred Equipment Group 4SB: Trailer Side Blind Zone Alert; Perforated Front Leather Seat Trim; SiriusXM with 360L Trial Subscription; Safety Alert Seat; Ultrasonic Front and Rear Park Assist; Trailer Camera Provisions; 20" High Gloss Black 8 Spoke Aluminum Wheels; Electric Rear-Window Defogger; Unauthorized Entry Theft-Deterrent System; Front Rain-Sensing Wipers; 120-Volt Instrument Panel Power Outlet; Heated Driver and Front Outboard Passenger Seats; Wireless Charging; Front Bucket Seats; Premium Front Floor Liners with Removable Carpet Insert; Premium Rear Floor Liners with Removable Carpet Insert; Heated 2nd Row Outboard Seats; Power Front Windows with Passenger Express Up/down; Bose Premium 7-Speaker Sound System; HD Surround Vision; Ventilated Driver and Front Passenger Seats; Manual Tilt-Wheel/telescoping Steering Column; Keyless Open and Start; Push Button Start; LED Cargo Area Lighting; LT275/65R20 AT BW Tires; Remote Vehicle Starter System; Floor-Mounted Centre Console; Bed View Camera with Two Trailer Camera Provisions; Sierra HD Pro Safety; Wireless Phone Projection; 2 USB Ports; Rear Cross Traffic Alert; 2 Charge/data USB Ports Inside Centre Console; X31 Off-Road Package; Steering Wheel Audio Controls; 2 Charge-Only Rear USB Ports; 120-Volt Bed Mounted Power Outlet; AM/FM Stereo with Premium GMC Infotainment System; 2-Speed Active Transfer Case; Deep-Tinted Glass; Spray-On Pickup Bedliner with GMC Logo; ProGrade Trailering System; Gloss Black Header and Grille Insert Bars; Rear Wheelhouse Liners. Technology Package: Multicolour 15" Diagonal Head-Up Display; Auto-Dimming Inside Rearview Mirror with Camera. AT4 Preferred Package: Power Sliding Rear Window with Defogger; LED Smoked Amber Roof Marker Lamps; Universal Home Remote. Black Power-Retractable Assist Steps. Power Sunroof. Body Colour Wheel Arch Mouldings with White/black. Gooseneck/5th Wheel Prep Package. LED Smoked Amber Roof Marker Lamps. **Equipment listed is based on original vehicle build and subject to change. Please confirm the accuracy of the included equipment by calling the dealer prior to purchase.**

Additional Information

AT4 Premium Plus Package: Power Sunroof,Preferred Equipment Group 4SB: Trailer Side Blind Zone Alert; Perforated Front Leather Seat Trim; SiriusXM with 360L Trial Subscription; Safety Alert Seat; Ultrasonic Front and Rear Park Assist; Trailer Camera Provisions; 20" High Gloss Black 8 Spoke Aluminum Wheels; Electric Rear-Window Defogger; Unauthorized Entry Theft-Deterrent System; Front Rain-Sensing Wipers; 120-Volt Instrument Panel Power Outlet; Heated Driver and Front Outboard Passenger Seats; Wireless Charging; Front Bucket Seats; Premium Front Floor Liners with Removable Carpet Insert; Premium Rear Floor Liners with Removable Carpet Insert; Heated 2nd Row Outboard Seats; Power Front Windows with Passenger Express Up/down; Bose Premium 7-Speaker Sound System; HD Surround Vision; Ventilated Driver and Front Passenger Seats; Manual Tilt-Wheel/telescoping Steering Column; Keyless Open and Start; Push Button Start; LED Cargo Area Lighting; LT275/65R20 AT BW Tires; Remote Vehicle Starter System; Floor-Mounted Centre Console; Bed View Camera with Two Trailer Camera Provisions; Sierra HD Pro Safety; Wireless Phone Projection; 2 USB Ports; Rear Cross Traffic Alert; 2 Charge/data USB Ports Inside Centre Console; X31 Off-Road Package; Steering Wheel Audio Controls; 2 Charge-Only Rear USB Ports; 120-Volt Bed Mounted Power Outlet; AM/FM Stereo with Premium GMC Infotainment System; 2-Speed Active Transfer Case; Deep-Tinted Glass; Spray-On Pickup Bedliner with GMC Logo; ProGrade Trailering System; Gloss Black Header and Grille Insert Bars; Rear Wheelhouse Liners,Technology Package: Multicolour 15" Diagonal Head-Up Display; Auto-Dimming Inside Rearview Mirror with Camera,AT4 Preferred Package: Power Sliding Rear Window with Defogger; LED Smoked Amber Roof Marker Lamps; Universal Home Remote,Black Power-Retractable Assist Steps,Power Sunroof,Body Colour Wheel Arch Mouldings with White/black,Gooseneck/5th Wheel Prep Package,LED Smoked Amber Roof Marker Lamps,Apple CarPlay/Android Auto smart device wireless mirroring,Forward Collision Alert with Automatic Braking,Front Pedestrian Braking,Wi-Fi Hotspot capable mobile hotspot internet access,HD Rear Vision Camera w/Hitch View rear mounted camera,Adaptive cruise control,Head-up display,Predictive brake assist system,Cruise control with steering wheel mounted controls,Ventilated driver and front passenger seats,Keyfob remote start,Heated steering wheel,Heated driver and front passenger seats,Heated rear seats,Leather front seat upholstery,Primary monitor touchscreen,Lane Departure Warning,Rear Cross-Traffic Alert collision warning,First-row sliding and tilting glass sunroof with express open/close activation sunshade,Driver seat power reclining, lumbar support, cushion tilt, fore/aft control and height adjustable control,AutoTrac part and full-time 4WD,Duramax 6.6L V-8 diesel direct injection, intercooled turbo, diesel, engine with 470HP,Duramax 6.6L V-8,Front wireless smart device charging,Google Built-In built-in virtual assistant,Teen Driver restricted driving mode/alerts,Keyless Open/Keyless Start with hands-free access and push button start,Keyfob window control,HD Surround Vision w/Hitch View aerial view camera,Smart device remote start,Push-button,GCW Alert weight capacity alert,Video-feed rearview mirror,Bluetooth wireless audio streaming,Hitch Guidance with Hitch View vehicle to trailer hitching assist,Gauge cluster display size: 12.30,Front mounted camera with washer,Right side camera,Pickup box camera,Left side camera,Trailer Side Blind Zone Alert blind spot warning,Following Distance Indicator,GMC ProGrade Trailering System trailer tire pressure sensors,GMC ProGrade Trailering System trailer light test,GMC ProGrade Trailering System trailer light malfunction warning,GMC ProGrade Trailering System trailer theft alarm,Dual-zone front climate control,Full gauge cluster screen,IntelliBeam auto high-beam headlights,Immobilizer

Prices do not include additional government fees and taxes, any finance charges, a negotiable $200 dealer documentary fee, or other state or local fees. All prices, specifications and availability subject to change without notice, subject to dealer approval. Maximum months for loan term is 84 months. Contact dealer for most current information. All vehicles are one in quantity only and are subject to prior sale. MPG estimates on this website are EPA estimates; your actual mileage may vary. For used vehicles, MPG estimates are EPA estimates for the vehicle when it was new. The EPA periodically modifies its MPG calculation methodology; all MPG estimates are based on the methodology in effect when the vehicles were new (please see the “Fuel Economy” portion of the EPA’s website for details, including a MPG recalculation tool).