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 ProjectionBuilt 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 $2500 - GM Bonus Cash. Exp. 08/31/2026

Options:

Preferred Equipment Group 3SA,Remote Start Package,SLE Convenience Package,SLE Heated Package,Suspension Package,6 Speakers,6-Speaker Audio System Feature,AM/FM radio: SiriusXM,Premium audio system: Premium GMC Infotainment System,Radio: AM/FM Stereo with Premium GMC Infotainment System,SiriusXM with 360L Trial Subscription,Steering Wheel Audio Controls,Air Conditioning,Dual-Zone Automatic Climate Control,Electric Rear-Window Defogger,120-Volt Instrument Panel Power Outlet (400 Watts),4-Way Manual Driver Seat Adjuster,Power steering,Power windows,Remote keyless entry,Remote Vehicle Starter System,Steering wheel mounted audio controls,Manual Tilt-Wheel/Telescoping Steering Column,Traction control,4-Wheel Disc Brakes,ABS brakes,Dual front impact airbags,Dual front side impact airbags,Emergency communication system: OnStar Services capable,Front anti-roll bar,Front wheel independent suspension,Keyless Open and Start,Low tire pressure warning,Occupant sensing airbag,Overhead airbag,Brake assist,Electronic Stability Control,Lane Departure Warning System,Auto High-beam Headlights,Delay-off headlights,Fully automatic headlights,Panic alarm,Unauthorized Entry Theft-Deterrent System,Speed control,2-Speed Electronic Shift Transfer Case,Dual rear wheels,170 Amp Alternator,Dual 220-Amps Primary and 170-Amps Auxiliary Alternators,Engine Block Heater,Exhaust Brake,Heavy-Duty 80 Amp-Hour Battery,High Idle Switch,6 inch Rectangular Chromed Tubular Assist Steps,Bumpers: chrome,Chrome Surround Grille with Chrome Insert Bars,Front License Plate Kit,Heated door mirrors,IntelliBeam Automatic High Beam on/Off,LED Fog Lamps,Power door mirrors,Turn signal indicator mirrors,Winter Grille Cover,2 Charge-Only Rear USB Ports,Apple CarPlay/Android Auto,Buckle to Drive,Cloth Seat Trim,Compass,Compass Located in Instrument Cluster,Driver door bin,Driver vanity mirror,Following Distance Indicator,Forward Collision Alert,Front Pedestrian Braking,Front reading lights,GMC Premium 13.4 inch Diagonal Information Display,Heated Steering Wheel,Illuminated entry,Outside temperature display,Overhead console,Passenger vanity mirror,Rear reading lights,Tachometer,Tilt steering wheel,Trip computer,Upfitter Switch Kit (5),Voltmeter,Wireless Charging,Wireless Phone Projection,10-Way Power Driver Seat Adjuster with Lumbar,4-Way Manual Passenger Seat Adjuster,Floor-Mounted Center Console,Front 40/20/40 Split-Bench Seat,Front Bucket Seats,Heated Driver and Front Outboard Passenger Seats,Split folding rear seat,Front Center Armrest w/Storage,Passenger door bin,17 inch Painted Steel Wheels,Deep-Tinted Glass,Variably intermittent wipers,REMOTE VEHICLE STARTER SYSTEM,REAR AXLE 3.42 RATIO,LPO ASSIST STEPS CHROMED TUBULAR 6 RECTANGULAR (dealer-installed),SEAT ADJUSTER DRIVER 10-WAY POWER INCLUDING LUMBAR,SUMMIT WHITE,DEFOGGER REAR-WINDOW ELECTRIC,HIGH IDLE SWITCH,TIRES LT235/80R17E ALL-TERRAIN BLACKWALL (STD),CENTER CONSOLE FLOOR-MOUNTED with cup holders cell phone storage power cord management hanging file folder capability,ENGINE BLOCK HEATER,SEATS FRONT BUCKET with center console,UPFITTER SWITCH KIT (5) Provides 3-30 amp and 2-20 amp configurable circuits to facilitate installation of aftermarket electrical accessories. Kit with all required parts will be shipped loose with the truck for installation by the dealer or upfitter at customer expense. Installation instructions and technical assistance available at www.gmupfitter.com.,SLE PREFERRED EQUIPMENT GROUP includes standard equipment,LICENSE PLATE KIT FRONT,WINTER GRILLE COVER,REMOTE START PACKAGE includes (BTV) Remote Start (UTJ) content theft alarm and (C49) rear-window defogger,TRANSMISSION 10-SPEED AUTOMATIC,STEERING COLUMN MANUAL TILT-WHEEL AND TELESCOPING,REAR CAMERA KIT Kit includes camera fixed position bracket & 19 ft cable with attachment clips. Rear camera radio calibration provided from the factory. See Upfitter Integration Bulletin for installation instructions at www.gmupfitter.com,FOG LAMPS LED,WIRELESS CHARGING,WHEELS 17 (43.2 CM) PAINTED STEEL (STD),STEERING WHEEL HEATED,SLE CONVENIENCE PACKAGE includes (CJ2) dual climate control (A2X) 10-way power driver seat including power lumbar (N37) manual tilt/telescoping steering column and (T3U) LED fog lights,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.,SLE HEATED PACKAGE includes (KA1) heated driver and passenger seats (KI3) heated steering wheel,AIR CONDITIONING DUAL-ZONE AUTOMATIC CLIMATE CONTROL,TIRE SPARE LT235/80R17E ALL-TERRAIN,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),JET BLACK CLOTH SEAT TRIM,ALTERNATORS DUAL 220-AMPS PRIMARY 170-AMPS AUXILIARY,EXHAUST BRAKE,THEFT-DETERRENT SYSTEM UNAUTHORIZED ENTRY,SEATING HEATED DRIVER AND FRONT OUTBOARD PASSENGER,Lane Departure Warning,Front Collision Mitigation,Front Collision Warning,Automatic Highbeams,Keyless Start,Locking/Limited Slip Differential,Four Wheel Drive,Tow Hooks,Power Steering,ABS,4-Wheel Disc Brakes,Steel Wheels,Tires - Front All-Terrain,Tires - Rear All-Terrain,Wheel Covers,Daytime Running Lights,Integrated Turn Signal Mirrors,Automatic Highbeams,Heated Mirrors,Power Mirror(s),Integrated Turn Signal Mirrors,Privacy Glass,AM/FM Stereo,Navigation System,MP3 Capability,Bluetooth Connection,Auxiliary Audio Input,Smart Device Integration,Bluetooth Connection,Requires Subscription,Requires Subscription,Bluetooth Connection,Smart Device Integration,WiFi Hotspot,Split Bench Seat,Cloth Seats,Rear Bench Seat,Floor Mats,Floor Mats,Adjustable Steering Wheel,Steering Wheel Audio Controls,Power Windows,Power Windows,Power Windows,Power Door Locks,Keyless Entry,Power Door Locks,Keyless Start,Cruise Control,Power Outlet,A/C,Front Collision Mitigation,Front Collision Mitigation,Front Collision Warning,Traction Control,Stability Control,Daytime Running Lights,Driver Air Bag,Passenger Air Bag,Front Side Air Bag,Front Head Air Bag,Rear Head Air Bag,Passenger Air Bag Sensor,Tire Pressure Monitor,Driver Restriction Features,Telematics,Requires Subscription,Front Collision Warning,Lane Departure Warning,Telematics,Navigation from Telematics,Requires Subscription