The 2026 GMC Sierra 3500HD SLE is a heavy-duty truck engineered to handle demanding work and deliver dependable performance day after day.- Duramax 6.… Read More…
The 2026 GMC Sierra 3500HD SLE is a heavy-duty truck engineered to handle demanding work and deliver dependable performance day after day.
- Duramax 6.6L V8 Turbodiesel engine with 470 hp and 975 lb-ft of torque - 10-Speed Automatic transmission with 4WD capability - Dual rear wheels for enhanced stability and load capacity - 10-Way Power Driver Seat with Lumbar Support - Heated Driver and Front Outboard Passenger Seats - Dual-Zone Automatic Climate Control - Premium GMC Infotainment System with 13.4" diagonal display - Apple CarPlay and Android Auto compatibility - SiriusXM with 360L Trial Subscription - Heated Steering Wheel - Remote Vehicle Starter System - Lane Departure Warning System - Forward Collision Alert with Front Pedestrian Braking - LED Fog Lamps - Wireless Charging and Phone Projection
Built for serious hauling and towing, the Sierra 3500HD combines capability with comfort. The turbocharged diesel engine delivers the torque necessary for heavy loads while maintaining efficiency. The 4-wheel independent front suspension and front anti-roll bar provide a controlled ride, whether you're navigating job sites or highways.
The cab prioritizes driver comfort and control. Power windows, power door mirrors, and remote keyless entry are complemented by the heated steering wheel and dual-zone climate control. The 10-way power driver seat with lumbar support keeps you comfortable during long days, while the heated front seats work well in cold conditions.
Modern connectivity features integrated into this truck keep you informed and connected. The premium GMC Infotainment System includes wireless phone projection and Apple CarPlay/Android Auto, allowing seamless integration with your smartphone. SiriusXM satellite radio with a 360-day trial subscription provides entertainment on every trip.
Safety technology is built in to protect you and your passengers. Electronic Stability Control, Lane Departure Warning, Forward Collision Alert, and Front Pedestrian Braking help you maintain control in challenging conditions. Dual front impact airbags and side impact airbags provide additional protection.
This Sierra 3500HD SLE is ready to work. With its dual alternators, engine block heater, and heavy-duty battery, it's equipped to operate in demanding environments. The 2-speed electronic shift transfer case and exhaust brake give you precise control over challenging terrain and steep grades.
We invite you to inspect this capable work truck and experience its commanding presence and solid engineering firsthand. Contact us to schedule a test drive today. Price includes Price includes Dealer discount and GM rebates that all customers qualify for:$1000 - Buick & GMC Consumer Cash Program. Exp. 08/31/2026 Read Less
Chassis Details
Stock Number
407817G
Stock Type
New
Year
2026
Make
GMC
Model
Sierra 3500
Class
3
Drivetrain
4WD
Cab-to-Axle
60
Wheelbase
176.8
Cab Type
Crew
Vehicle Trim
SLE
Vehicle VIN
1GD4UTEY2TF298912
Interior Color
Jet Black, Cloth seat trim
Seating Capacity
6
Exterior Color Description
Summit White
Engine Cylinder Count
8
Engine
6.6L Duramax Turbo-Diesel V8 engine
Transmission Type
Automatic
Rear Wheels
Dual
Fuel Type
Diesel
Engine Model
L5P
Engine Size (L)
6.6
Horsepower
470
Vehicle Options
Floor covering, color-keyed carpeting
SiriusXM Trial Subscription
Wireless phone projection for Apple CarPlay and Android Auto
Brake lining wear indicator
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)
Bumper, front chrome lower
Lane Departure Warning (Included and only available with (PDI) Sierra HD Pro Safety.)
Glass, deep-tinted
Door handles, body-color
Forward Collision Alert (Included and only available with (PDI) Sierra HD Pro Safety.)
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.)
Back-up alarm calibration This calibration will allow installation of an aftermarket back-up alarm by disabling rear perimeter lighting
Wi-Fi Hotspot capable (Terms and limitations apply. See onstar.com or dealer for details.)
Brakes, 4-wheel antilock, 4-wheel disc with DURALIFE rotors
Fuel tank, front and rear, 63.5 gallon (240 liters)
Power outlet, instrument panel, 120-volt (400 watts)
Windows, power rear, express down (Not available on Regular Cab models.)
Window, power front, passenger express down
Air filter, heavy-duty
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
StabiliTrak, stability control system with Proactive Roll Avoidance and traction control, includes electronic trailer sway control and hill start assist
Lamps, cargo area, cab mounted integrated with center high mount stop lamp with switch in bank on left side of steering wheel
Wheels, 17" (43.2 cm) painted steel (STD)
Cooling, external engine oil cooler
Mirror, inside rearview, manual tilt
Cruise control, steering wheel-mounted
Daytime Running Lamps, LED signature lighting
USB ports, 2, Charge/Data ports located on instrument panel
Frame, fully-boxed, hydroformed front section and an open "C" rear section
Capped Fuel Fill
Keyless Open and Start includes remote keyless entry
Power outlet, front auxiliary, 12-volt
Door locks, power
Floor mats, rubberized-vinyl front (Included and only available with (B30) color-keyed carpeting. Deleted when LPO floor liners are ordered.)
Rear Seat Reminder (Requires Crew Cab model.)
Buckle to Drive prevents vehicle from being shifted out of Park until driver seat belt is fastened; times out after 20 seconds and encourages seat belt use (Included and only available with (PDI) Sierra HD Pro Safety.)
Seat adjuster, passenger 4-way manual
Moldings, beltline, stainless steel
Transfer case, two-speed, electronic shift with push button controls (Requires 4WD models.)
Driver Information Center, enhanced, 12.3" diagonal reconfigurable multicolor digital display
Assist handles front A-pillar mounted for driver and passenger, rear B-pillar mounted
Audio system feature, 6-speaker system (Requires Crew Cab model.)
Following Distance Indicator (Included and only available with (PDI) Sierra HD Pro Safety.)
USB ports, (2) charge-only, rear
IntelliBeam, automatic high beam on/off (Included and only available with (PDI) Sierra HD Pro Safety.)
Body, Chassis Cab
Push Button Start
Auto-locking rear differential
Steering wheel audio controls
Wheel trim, Chrome trim skins and chrome center caps
Windows, power front, drivers express up/down
Floor mats, rubberized-vinyl rear (Requires Crew Cab model. Included and only available with (B30) color-keyed carpeting. Deleted when LPO floor liners are ordered.)
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.)
Compass, located in instrument cluster
GVWR, 14,000 lbs. (6350 kg)
GMC Premium information Display- 13.4" diagonal Multicolor touch screen
Suspension Package
Bumper, rear, delete
Steering, Recirculating Ball with smart flow power steering system
Headlamps, Animated LED projectors, LED turn signals and Daytime Running Lamps
Tires, LT235/80R17E all-terrain, blackwall (STD)
Seat, rear 60/40 folding bench (folds up), 3-passenger, (includes child seat top tether anchor) (Not available with Regular Cab model.)
Bluetooth for phone, connectivity to vehicle infotainment system
Recovery hooks, front, frame-mounted, Black
Air vents, rear (Not available with Regular Cab model.)
Instrument cluster 6-gauge cluster featuring speedometer, fuel level, engine temperature, tachometer, voltage and oil pressure
Front Pedestrian Braking (Included and only available with (PDI) Sierra HD Pro Safety.)
Steering wheel, wrapped
Universal Vehicle Module Includes module, customer interface harness and instructions. Provides vehicle data over an open CAN network (J1939). 10 switchable inputs/outputs and Custom Configuration Tool to integrate upfit equipment controls. Software features that support Auto Vehicle Start, Shutdown Inhibit, Fast Idle and Snow Plow
Lamps, Smoked Amber roof marker, (LED)
Low Speed Forward Automatic Braking (Included and only available with (PDI) Sierra HD Pro Safety.)
Exterior Temperature Display, located in radio display
OnStar Services capable (See onstar.com for details and limitations. Services vary by model. Service plan required.)
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. (Requires (UE1) OnStar. OnStar Basics includes remote commands, Navigation, Voice Assistance, and Automatic Crash Response, for eligible vehicles with compatible software. 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.)
Four wheel drive
Tire Pressure Monitoring System with Tire Fill Alert (does not apply to spare tire)
Trailer brake controller, integrated
Sierra HD Pro Safety includes (UEU) Forward Collision Alert, (UE4) Following Distance Indicator, (UKJ) Front Pedestrian Braking, (TQ5) IntelliBeam, (UFL) Lane Departure Warning, (T8Z) Buckle to Drive and (UHY) Automatic Emergency Braking