2026 GMC Sierra 3500

KEY FEATURES INCLUDE 10-Way Power Driver Seat Adjuster with Lumbar, 10-Way Power Passenger Seat Adjuster with Lumbar, 220 Amp Alternator, 3.42 Rear Axle Ratio, AM/FM Stereo with Premium GMC Infotainment System - Includes GMC Premium 13.4 Diagonal Information Display,Primary display size: 13.4 inch primary display,Primary display touchscreen: Primary monitor touchscreen,Voice activated audio: Premium GMC Infotainment System voice activated audio controls,Wireless streaming: Wireless audio streaming,Handsfree: Handsfree wireless device connectivity,Built-in virtual assistant, Driver Memory, Duramax 6.6L Turbo-Diesel V8 Engine - Includes 10-Speed Automatic Transmission,Transmission: Allison 10-speed automatic,Overdrive transmission,Lock-up transmission,Transmission electronic control,Transmission Type: Automatic,12,250 lbs (5,557 Kgs) GVWR,Capped Fuel Fill,Dual Heavy-Duty 70 Amp-Hour Battery,Battery type: Dual lead acid batteries,Battery run down protection,Accessory power: Retained accessory power,Engine Location: Front mounted engine,Fuel Type: Diesel,Ignition: Compression ignition system,Engine Mounting direction: Longitudinal mounted engine,Engine block material: Iron engine block,Cylinder head material: Aluminum cylinder head,DEF fluid gauge: Diesel exhaust fluid (def) gauge,Low level warnings: Low level warning for oil, coolant, fuel, washer fluid, brake fluid and diesel exhaust fluid (DEF),Tailpipe: Stainless steel single exhaust,Engine: Duramax 6.6L V-8 diesel direct injection, intercooled turbo, diesel, engine with 470HP,Engine Short: Duramax 6.6L V-8,Engine Configuration: Duramax V8,Compressor: Intercooled turbo, Engine Block Heater, Exhaust Brake, Federal Emissions Requirements, Front License Plate Kit, Pickup Bed - Includes Box style: Standard style pickup box,Boxside steps: BedStep integrated side steps, Preferred Equipment Group 4SA - Includes LED Cargo Area Lighting,LT275/70R18E AT BW Tires,Spare tire: Full-size spare tire with steel wheel,Tires: LT275/70SR18 AT BSW front and rear tires,SiriusXM with 360L Trial Subscription,Satellite trial: 3 month satellite trial subscription,Radio: AM/FM/SiriusXM with 360Lsatellite,Remote Vehicle Starter System,Keyfob remote start,Smart device remote start,Electric Rear-Window Defogger,Unauthorized Entry Theft-Deterrent System,Front Rain-Sensing Wipers,Sierra HD Pro Safety,Forward Collision Alert,Following Distance Indicator,Front Pedestrian Braking,Pedestrian detection: Pedestrian impact prevention,Buckle to Drive,Automatic Emergency Braking,Brake assist system: Automatic Emergency Braking predictive brake assist system,IntelliBeam Automatic High Beam On/off,Lane Departure Warning,Wireless Phone Projection,120-Volt Instrument Panel Power Outlet,Interior 120V AC power outlets: 1 interior 120V AC power outlet,Onboard power supply (kW): 0.400 kW,Heated Driver and Front Outboard Passenger Seats,2 Charge/data USB Ports,Steering Wheel Audio Controls,2 Charge-Only Rear USB Ports,120-Volt Bed Mounted Power