2026 GMC Sierra 3500 HD SLE

Complete vehicle specifications

Vehicle description

Features & options (152)

• Basic
• Corrosion
• Maintenance
• Roadside Assistance
• Max seating capacity
• Fuel System
• Fuel tank capacity
• Horsepower
• Towing capacity
• 13.4" diagonal GMC Premium Infotainment System with Google built-in
• 6-speaker audio system
• Bluetooth
• SiriusXM with 360L Trial Subscription
• Wi-Fi Hotspot capable
• Wireless phone projection
• 18" LT275/70R18 all-terrain, blackwall spare tire
• 18" LT275/70R18E all-terrain, blackwall tires
• 18" machined aluminum wheels with Dark Grey metallic accents
• Animated LED projectors headlamps with LED turn signals and Daytime Running Lamps
• Black outside power-adjustable vertical trailering mirrors
• Body-color door handles
• Cargo tie-downs
• Chrome front bumper
• Chrome rear bumper
• CornerStep rear bumper
• Deep-tinted glass
• Front and rear Black molded splash guards
• Front license plate bracket
• IntelliBeam
• LED fog lamps
• LED signature taillamp, with LED stop and reverse light
• Rear wheelhouse liners
• Side Bed Step
• Smoked Amber LED roof marker lamps
• Spare tire carrier lock
• Spray-on bedliner
• Stainless-steel beltline moldings
• Standard tailgate
• Tailgate and bed rail protection caps
• Tailgate with EZ Lift assist, power lock & release
• 10-way power driver seat with power lumbar
• 12.3" diagonal color Driver Information Center
• 120-volt box-mounted power outlet
• 120-volt power outlet
• 4-way manual front passenger seat
• 40/20/40 split-bench front seat with under-seat storage
• 60/40 split-folding rear bench seat
• All-weather floor liners
• Assist handles
• Carpeted floor covering
• Compass
• Cruise control
• Dual-zone automatic climate control
• Front rubberized-vinyl floor mats
• Heated driver and front outboard passenger seats
• Heated steering wheel
• Inside rearview manual day/night mirror
• Keyless Open and Start
• Manual tilt and telescoping steering column
• Outside temperature display
• Power door locks
• Power windows with driver express-up/down
• Power windows with front passenger express-down
• Power windows with rear express-down
• Rear air vents
• Rear rubberized-vinyl floor mats
• Rear window defogger
• Remote Start
• Steering-wheel mounted controls
• Theft-deterrent unauthorized entry system
• USB ports
• Upfitter switches
• Wrapped steering wheel
• 10-speed automatic transmission
• 11,550 lbs. GVWR
• 220-amp alternator
• 3.73 rear axle ratio
• 4-wheel antilock disc brakes
• 6.6L V8 Gas engine
• Automatic locking rear differential
• Autotrac 2-speed transfer case with push button controls
• Auxiliary 700 cold-cranking amps battery
• Black vertical recovery hooks
• Brake pad wear indicator
• Capless fuel fill
• External auxiliary transmission oil cooler
• External engine oil cooler
• Fully boxed frame
• Gooseneck / 5th Wheel Prep Package
• Heavy-duty 720 cold-cranking amps battery
• Integrated trailer brake controller
• Off-Road suspension
• Skid plates
• Steering
• Suspension Package
• Trailering Information Label
• LED Daytime Running Lamps
• Signature LED Daytime Running Lamps
• 6 airbags
• Buckle to Drive
• Following Distance Indicator
• Forward Collision Alert
• Front Pedestrian Braking
• HD Rear Vision Camera
• Hitch Guidance
• Lane Departure Warning
• OnStar Basics
• OnStar services capable
• Rear Seat Belt Indicator
• Rear Seat Reminder
• Seat Belt Adjustable Guide Loops
• Teen Driver
• Tire Pressure Monitoring System with Tire Fill Alert
• Automatic Emergency Braking
• Hill Descent Control
• StabiliTrak, electronic stability control system with traction control
• GMC Protection Package:
• All-weather floor liner
• Heat Package:
• Heated driver and front passenger seats
• May require additional optional equipment
• Remote Start Package:
• Content theft alarm
• SLE Convenience package:
• Dual climate control
• 10-way power driver seat including power lumbar
• Manual tilt/telescoping steering column
• LED roof marker lamps
• LED fog lights
• SLE Value Package:
• Only available on Crew Cab and Double Cab models
• Heated package
• Snow Plow Prep / Camper Package:
• Power feed to accommodate a backup and roof emergency light
• A single 220-amp alternator
• Heavy-duty front springs
• X31 Off-Road Package:
• Twin-tube Rancho shocks
• X31 hard badge
• X31 Off-Road and Protection Package:
• Off-Road suspension with Twin-tube Rancho shocks
• Skid plates (transfer case and oil pan)
• X31 badge (replaces "4X4" badge on bed)
• GMC Protection Package
• Heat Package
• Remote Start Package
• SLE Convenience package
• SLE Value Package
• Snow Plow Prep / Camper Package
• X31 Off-Road Package
• X31 Off-Road and Protection Package
• Rear-window defogger

Dealer-provided information may change. Confirm availability, price, vehicle condition, taxes and fees with the selling dealership.