2026 GMC Sierra 3500 HD SLE at Le Relais Chevrolet

Standard

• Rear Seat Reminder
• Rear Seat Belt Indicator
• HD Rear Vision Camera
• 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
• Teen Driver, a configurable feature that lets you activate customizable vehicle settings associated with a key fob...
• Tire Pressure Monitoring System, auto learn, includes Tire Fill Alert (does not apply to spare tire)

Optional

• Rear Cross Traffic Alert
• HD Surround Vision
• Trailer Side Blind Zone Alert
• Bed View Camera
• Trailer Camera Provisions and trailer viewing software

Standard

• Door handles, body-colour
• CornerStep, rear bumper
• Tailgate, standard
• Bed Step, Black, integrated on forward portion of bed on driver and passenger side
• Bumper, front chrome lower
• Bumper, rear chrome with bumper CornerSteps
• Capless Fuel Fill
• Daytime Running Lamps, LED signature lighting
• Cargo tie downs (12), fixed, rated at 500 lbs (226.8 kg) per corner
• Headlamps, Animated LED projectors, LED turn signals and Daytime Running Lamps
• LED Signature DRL's
• Taillamps, LED Signature Tail, Incandescent Brake, Turn & Reverse Lamps
• Taillamps, Animated LED Signature Tail, Stop, turn and Reverse lamps
• Lamps, cargo area, cab mounted integrated with centre high mount stop lamp, with switch in bank on left side of steering wheel
• Mouldings, beltline, stainless steel
• Pickup bed, includes bed assist step
• Mirrors, outside power-adjustable vertical trailering with heated upper glass, lower convex mirrors, integrated turn signals, manual folding/extending
• Tailgate, gate function manual with EZ Lift, includes power lock and release, includes hitch area light
• Tailgate and bed rail protection caps, top
• Tire carrier lock, keyed cylinder lock that utilizes same key as ignition and door
• Trailering Package, includes trailer hitch, 7-pin and 4-pin connectors and Hitch Guidance
• Trailering Information Label, provides max trailer ratings for tongue weight, conventional, gooseneck and 5th wheel trailering
• Trailer brake controller, integrated
• Wheels, 17" painted steel

Optional

• Fog lamps, LED
• Tailgate, GMC MultiPro Tailgate, with six functional load/access features
• Tire, spare LT275/70R18 all-terrain, blackwall
• Assist steps, chromed tubular, 6" rectangular cab length (factory installed)
• Capped Fuel Fill
• LPO, MultiPro Tailgate Audio System by Kicker
• Tires, LT275/65R20 all-terrain, blackwall
• LPO, Rear wheelhouse liners, (dealer-installed)
• Tires, LT275/65R20 all-terrain, blackwall
• Wheels, 18" 8-spoke painted steel, Silver Extended
• License plate kit, front, Incandescent lighting (will be shipped to orders with ship-to provinces that require front license plate)
• Mirrors, outside heated power-adjustable, manual folding, (Passenger mirror includes flat glass, not convex) smaller non-trailer mirror, 11.2" (284.73mm) x 7.15" (181.69mm)

Standard

• Brake lining wear indicator
• Cooling, external engine oil cooler
• Alternator, 170 amps
• Rear axle, 3.73 ratio
• Suspension Package
• Air filtration monitoring
• Brakes, 4-wheel antilock, 4-wheel disc with DURALIFE rotors
• Cooling, auxiliary external transmission oil cooler
• StabiliTrak, stability control system with Proactive Roll Avoidance and traction control, includes electronic trailer sway control and hill start assist
• Recovery hooks, front, frame-mounted, Black
• Hitch Guidance, dynamic single line to aid in truck trailer alignment for hitching
• Air filter, heavy-duty
• Auto-locking rear differential
• Engine, 6.6L V8 with Direct Injection and Variable Valve Timing, gasoline, (401 hp [299 kW] @ 5200 rpm, 464 lb-ft of torque [629 N-m] @ 4000 rpm)
• Frame, fully-boxed, hydroformed front section and a fully-boxed stamped rear section
• Steering, Recirculating Ball with smart flow power steering system

Optional

• Engine Block Heater
• Alternator, 220 amps
• Transmission, 10-speed automatic
• Exhaust brake
• Rear axle, 3.42 ratio
• Winter Grille Cover
• 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)
• Transfer case, two-speed active, electronic Autotrac with push button control

Standard

• Wi-Fi hotspot capable
• Bluetooth for phone, connectivity to vehicle infotainment system
• OnStar services capable
• Audio system feature, 2-speakers
• Audio System, 13.4" diagonal Premium GMC Infotainment System with Google built in apps such as navigation and voice assistance, includes colour touchscreen, 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
• GMC Premium information Display - 13.4" diagonal Multicolour touch screen
• Audio system feature, 6-speaker system
• Driver Information Centre, enhanced, 12.3" diagonal reconfigurable multicolour digital display
• Compass, located in instrument cluster
• Exterior Temperature Display, located in radio display
• OnStar Basics (OnStar Fleet Basics for Fleet) Drive more confidently with up to 8 years of core OnStar services including mobile app commands, connectivity for select apps that provide in-vehicle voice assistance and navigation with real-time traffic, and Automatic Crash Response.

Standard

• Door locks, power
• Air vents, rear
• Floor covering, colour-keyed carpeting
• Steering wheel, wrapped
• Assist handles, front A-pillar mounted for driver and passenger, rear B-pillar mounted
• Mirror, inside rearview, manual tilt
• Air conditioning, single-zone
• Seat Belt Adjustable Guide Loops, front row only
• Cruise control, steering wheel-mounted
• Floor mats, rubberized-vinyl front
• Floor mats, rubberized-vinyl rear
• Steering column, Tilt-Wheel, manual with wheel locking security feature
• Windows, power front, drivers express up/down
• Window, power front, passenger express down
• Windows, power rear, express down

Optional

• Adaptive cruise control
• Steering wheel, heated
• Defogger, rear-window electric
• Remote vehicle starter system
• Universal Vehicle Module
• Air conditioning, dual-zone automatic climate control
• Floor covering, rubberized-vinyl
• Mirror, inside rearview auto-dimming
• Premium Floor Liners with removable carpet insert, front
• Premium Floor Liners with removable carpet insert, rear
• Rear Camera Mirror, inside rearview auto-dimming with full camera display

Standard

• Seats, front 40/20/40 split-bench with covered armrest storage and under-seat storage (lockable)
• Seat adjuster, passenger 4-way manual
• Seat, rear 60/40 folding bench (folds up), 3-passenger (includes child seat top tether anchor)

Optional

• Seats, front bucket with centre console
• Seat adjuster, driver 10-way power including lumbar