Dealer Price
2026 GMC® Sierra 3500HD
AT4
- MSRP$93,054
- Wyler Discount-$6,444
- GMC Bonus Cash-$2,000
- Buick & GMC Consumer Cash Program-$2,500
- Documentary Service Fee+$498
- Wyler Price$82,608
- You may also qualify for...
- GM Rewards Card Sales Sign Up and Spend Offer-$500
- GM First Responder Cash Allowance Program-$500
- GM Military Cash Allowance Program-$500
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Description
Meet the new 2026 GMC Sierra 3500HD AT4, a four-door Crew Cab finished in Volcanic Red with a Jet Black interior accented in Kalahari. With just 32 miles shown, this heavy-duty 4WD truck pairs a Duramax 6.6L V8 turbodiesel with a 10-speed automatic transmission. The AT4 trim and X31 Off-Road Package add capability-focused equipment for drivers who need a truck ready for demanding work and off-pavement travel.
Capability and utility
- Duramax 6.6L V8 turbodiesel engine and 10-speed automatic transmission
- Four-wheel drive with a two-speed active transfer case
- Exhaust brake, engine block heater, high-idle switch, and heavy-duty 80-amp-hour battery
- Gooseneck/5th Wheel Prep Package and Hitch Package
- Hitch Guidance with Hitch View, Bed View Camera, and provisions for trailer cameras
- X31 Off-Road Package with off-road suspension and Hill Descent Control
- Snow Plow Prep/Camper Package with a 220-amp alternator
- Spray-on pickup bedliner with GMC logo, rear wheelhouse liners, and LED cargo-area lighting
- 120-volt power outlets in the bed and instrument panel
AT4 details and exterior equipment
- Volcanic Red exterior with black GMC emblems and black Sierra nameplates
- Off-road high-clearance step
- Power sunroof and power-sliding rear window with defogger
- LED smoked amber roof marker lamps
- Deep-tinted glass, heated power mirrors, and rain-sensing wipers
- Front fog lights and automatic high-beam headlights
Comfort and cabin technology
- Perforated leather front seating in Jet Black with Kalahari accents
- Heated and ventilated front seats, heated rear outboard seats, and a heated steering wheel
- 10-way power-adjustable driver and passenger seats with lumbar support
- Driver memory and seat memory
- Dual-zone automatic climate control
- Keyless Open and Start, push-button start, remote vehicle start, and wireless charging
- GMC Premium 13.4-inch diagonal infotainment display and multicolor 15-inch diagonal head-up display
- Bose premium 7-speaker sound system, SiriusXM with 360L trial subscription, and wireless phone projection
- HD Surround Vision, an auto-dimming rearview mirror with camera, and a power sliding rear window
Driver assistance and safety
- Automatic Emergency Braking and Front Pedestrian Braking
- Forward Collision Alert, Following Distance Indicator, and Lane Departure Warning
- Rear Cross Traffic Alert and Trailer Side Blind Zone Alert
- Ultrasonic front and rear Park Assist and Safety Alert Seat
- Electronic Stability Control, ABS, and brake assist
This Sierra 3500HD AT4 brings together diesel power, trail-oriented equipment, trailer-focused features, and a well-appointed cabin for work and travel. 🛻
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Dealership Information
Sunday
11:00am - 5:00pm
Monday
9:00am - 8:00pm
Tuesday
9:00am - 8:00pm
Wednesday
9:00am - 8:00pm
Thursday
9:00am - 8:00pm
Friday
9:00am - 7:30pm
Saturday
9:00am - 7:30pm
Jeff Wyler Florence Buick GMC
Disclaimer
Vehicle pricing includes all applicable manufacturer offers (subject to expiration dates) and a documentary service fee*. Tax, title, tags, and government fees are excluded and must be paid by the purchaser. Additional offers (e.g., military, loyalty, college grad) may apply but are not reflected in advertised pricing. Actual dealer pricing may vary from MSRP. Due to limited inventory and third-party data compilation, all prices and offers are subject to change without notice. Vehicles are subject to prior sale and may be in transit; please contact the dealer to confirm availability. Images may be stock photos and might not reflect exact vehicle specifications. Financing is subject to lender approval based on approved credit and may not be compatible with special factory financing. EPA mileage estimates are for comparison only; actual mileage varies. Vehicles may be subject to unrepaired open recalls; visit safercar.gov for current status. Jeff Wyler reserves the right to correct errors/omissions and makes no representations, express or implied, regarding vehicle condition, history, or warranties. Purchaser must confirm all data prior to purchase. Alternate website pricing may not be accepted. All pricing includes a documentary service fee of $398 in OH, $260 in IN, $589 in Jefferson Co., KY, and $498 in Campbell/Kenton Co., KY. This fee does not include preparation of legal documents or documents incidental to credit extension. Credit card payments are subject to a 3% merchant services convenience fee. Wyler® and Jeff Wyler® are registered trademarks of the Jeff Wyler Automotive Family, Inc.
2026 GMC® Sierra 3500HD
AT4
- MSRP$93,054
- Wyler Discount-$6,444
- GMC Bonus Cash-$2,000
- Buick & GMC Consumer Cash Program-$2,500
- Documentary Service Fee+$498
- Wyler Price$82,608
- You may also qualify for...
- GM Rewards Card Sales Sign Up and Spend Offer-$500
- GM First Responder Cash Allowance Program-$500
- GM Military Cash Allowance Program-$500