This 2026 GMC Sierra 3500HD SLE is built for those who demand capability and reliability in a heavy-duty truck that delivers when it matters most.- Duramax 6.6L V8 Turbodiesel engine with 470 hp and 975 lb-ft of torque- 10-Speed Automatic transmission with 4WD- Dual front bucket seats with center console and heated driver and passenger seats- SLE Convenience Package with dual-zone automatic climate control and 10-way power driver seat with lumbar support- SLE Heated Package including heated steering wheel- Rear camera kit with fixed position bracket and factory radio calibration- Upfitter switch kit with five configurable circuits for aftermarket accessories- LED fog lamps and IntelliBeam automatic high beam headlights- Dual 220-amp primary and 170-amp auxiliary alternators with engine block heater- 6 rectangular chromed tubular assist steps- Remote start package with content theft alarm and rear-window defogger- Electronic Stability Control, Lane Departure Warning, and Forward Collision Alert- GMC Premium 13.4 diagonal information display with Apple CarPlay and Android Auto- SiriusXM with 360L trial subscription and steering wheel audio controlsThe Sierra 3500HD is engineered for the demands of professional work and serious towing. The Duramax diesel engine provides the torque and power you need for challenging jobs, while the 10-speed automatic ensures smooth, efficient operation across all conditions. The dual rear wheels and heavy-duty construction deliver the stability and load capacity you expect from a premium heavy-duty truck.Comfort features make long days on the road more manageable. Heated seats and steering wheel provide warmth during cold weather operation, while dual-zone climate control allows driver and passenger to set individual temperature preferences. The 10-way power driver seat with lumbar support adjusts to your preferred seating position, reducing fatigue during extended driving.Technology and safety work together to keep you connected and protected. The premium GMC infotainment system integrates Apple CarPlay and Android Auto for seamless smartphone integration. Forward Collision Alert, Lane Departure Warning, and Electronic Stability Control provide additional confidence behind the wheel. The rear camera kit simplifies backing and parking maneuvers, while remote start capabilities allow you to prepare the vehicle before stepping outside.This Sierra 3500HD combines professional-grade capability with thoughtful amenities designed for those who work hard and expect their truck to work harder. The upfitter switches provide flexibility for adding specialized equipment, while the engine block heater and high idle switch support year-round operation. Chrome accents and premium details reflect a truck built with attention to both form and function.We invite you to experience this 2026 GMC Sierra 3500HD SLE at our dealership. Our team is ready to discuss how this truck can serve your needs and answer any questions you may have about its features and capabilities. 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