2026 GMC Sierra 3500HD CC

The 2026 GMC Sierra 3500HD Chassis Cab SLE 4WD Crew Cab is engineered for serious work, combining Duramax diesel power, heavy-duty four-wheel-drive capability, a spacious Crew Cab interior, and a purpose-built chassis ready for professional upfitting. With its commanding presence and rugged GMC design, this truck is built to take on demanding jobs while keeping the driver and passengers comfortable. 
Performance & Capability 
Engine: 6.6L Duramax V8 Turbo-Diesel delivers 470 horsepower and 975 lb-ft of torque for substantial pulling power and confident performance under heavy workloads. 

Transmission: Allison 10-speed automatic transmission provides smooth, controlled shifts while helping keep the Duramax operating in its ideal power range. 

Drivetrain: 4WD with an AutoTrac two-speed transfer case provides selectable traction for changing road, jobsite, and weather conditions. 

Rear Axle: 3.42 axle ratio balances strong pulling capability with composed highway performance. 

Automatic Locking Rear Differential helps maximize traction when additional grip is needed. 

Exhaust Brake assists with controlled descents and helps manage speed while carrying or towing heavy loads. 

Heavy-Duty Air Filtration and an engine air-filtration monitor support dependable operation in demanding working environments. 

14,000-lb GVWR gives this chassis cab the heavy-duty foundation expected from a professional-grade work truck. 

Dual Rear Wheels provide additional stability and load-supporting capability for demanding commercial applications. 

240-Litre Fuel Capacity helps reduce fuel stops during long workdays and extended travel. 

Skid Plates add protection underneath when navigating rough roads, worksites, and challenging terrain. 

Trailer Brake Controller provides integrated control for properly equipped trailers. 

Winter & Weather Comfort 
Heated Driver and Front Passenger Seats provide welcome warmth during cold Canadian mornings. 

Heated Steering Wheel adds extra comfort when temperatures drop. 

Engine Block Heater helps support reliable cold-weather starts. 

Reinforced Electric Heater/Defroster System helps clear the windshield and warm the cabin efficiently in winter. 

Rear Window Defogger improves rear visibility during cold and damp conditions. 

Dual-Zone Automatic Climate Control allows the driver and front passenger to maintain individual comfort settings. 

All-Weather Floor Liners help protect the interior from snow, mud, water, and everyday jobsite debris. 

Interior Comfort & Convenience 
Crew Cab Configuration provides generous passenger space for the work crew, family, or passengers. 

60/40 Folding Rear Bench Seat adds useful flexibility for passengers, tools, and personal gear. 

Power Windows and Power Door Locks provide convenient everyday operation. 

Keyless Open & Push-Button Start make entry and ignition quick and effortless. 

Remote Start allows the cabin to be pre-conditioned before getting underway. 

Wireless Phone Charging keeps compatible devices powered without the need for charging cables. 

13.4 GMC Premium Infotainment System puts entertainment, vehicle information, and connected features within easy reach. 

Google Built-In provides an integrated interface for compatible navigation, apps, and connected services. 

12 Reconfigurable Digital Driver Information Centre presents important driving information clearly and can be customized to suit the drivers preferences. 

Wireless Phone Projection provides convenient smartphone connectivity. 

120V AC Power Outlet adds practical power for compatible electronics and equipment. 

Multiple USB Ports keep phones and devices connected for passengers and crew. 

6-Speaker Audio System delivers clear sound throughout the cabin. 

SiriusXM Capability provides additional entertainment options when properly subscribed. 

Safety & Driver Assistance 
GMC Pro Safety provides a suite of active driver-assistance technologies designed to enhance awareness and confidence. 

Forward Collision Alert helps warn the driver of a potential frontal collision. 

Automatic Emergency Braking can assist with braking when a potential collision is detected. 

Front Pedestrian Braking provides additional protection by helping detect pedestrians in the vehicles path. 

Lane Departure Warning alerts the driver when an unintended lane departure is detected. 

Following Distance Indicator helps the driver monitor the gap to the vehicle ahead. 

IntelliBeam Automatic High Beams automatically adjusts high-beam operation when appropriate. 

Rear Seat Reminder and Rear Seat Belt Indicators provide additional reminders for passenger safety. 

Teen Driver Mode offers additional driving-awareness features for newer drivers. 

4-Wheel Anti-Lock Disc Brakes provide controlled braking performance in demanding conditions. 

Exterior Styling & Work-Ready Utility 
Summit White Exterior gives the Sierra a clean, professional appearance suited to both commercial and personal use. 

17 Painted Steel Wheels provide a durable, work-focused foundation. 

LT235/80R17E All-Terrain Tires provide a rugged contact patch for pavement, gravel, worksites, and changing conditions. 

Dual Rear Wheels reinforce the trucks heavy-duty stance and commercial capability. 

LED Headlamps and Front LED Fog Lamps provide strong illumination for early mornings, nighttime work, and poor-weather driving. 

LED Roof Marker Lamps enhance the trucks visibility and unmistakable heavy-duty appearance. 

Power-Folding, Manual-Extending Trailering Mirrors feature heated and auto-dimming upper glass along with turn-signal indicators for enhanced visibility around trailers and equipment. 

Chrome Front Bumper and Chrome Wheel Trim add a polished SLE appearance without compromising the trucks rugged character. 

Black Front Recovery Hooks provide a bold finishing touch and practical recovery capability. 

6 Chrome Assist Steps make climbing into the elevated Crew Cab easier. 

Chassis Cab Body with 60 Cab-to-Axle Length provides a versatile foundation for professional body applications and custom upfits. 

 
Whether its heading to a construction site, hauling equipment, tackling winter roads, or serving as the foundation for a specialized work body, the 2026 GMC Sierra 3500HD CC SLE 4WD Crew Cab delivers the strength and versatility serious work demands. With Duramax diesel torque, dual-rear-wheel stability, 4WD capability, a comfortable SLE cabin, and a work-ready chassis, its a heavy-duty GMC built with purpose from the ground up. 
 

AMVIC Licensed Dealer

*Every reasonable effort is made to ensure the accuracy of the information shown. The Standard Equipment listed is provided at the time of the manufacture and may not match the exact vehicle displayed. Please confirm with a sales representative the accuracy of this information.

Safety Equipment
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, to help encourage safe driving behaviour. It can limit certain available vehicle features, and it prevents certain safety systems from being turned off. An in-vehicle report card gives you information on driving habits and helps you to continue to coach your new driver
Tire Pressure Monitoring System with Tire Fill Alert (does not apply to spare tire)
StabiliTrak, stability control system with Proactive Roll Avoidance and traction control, includes electronic trailer sway control and hill start assist
Daytime Running Lamps, LED signature lighting
Front Pedestrian Braking (Included and only available with (PDI) Sierra HD Pro Safety.)
Forward Collision Alert (Included and only available with (PDI) Sierra HD Pro Safety.)
Following Distance Indicator (Included and only available with (PDI) Sierra HD Pro Safety.)
Lane Departure Warning (Included and only available with (PDI) Sierra HD Pro Safety.)
Buckle to Drive prevents vehicle from being shifted out of Park until driver seat belt is fastened; times out after 20 seconds and encourages seat belt use (Included and only available with (PDI) Sierra HD Pro Safety.)
Brake lining wear indicator
OnStar Services capable (See onstar.ca for details and limitations. Services vary by model. Service plan required.)
Low Speed Forward Automatic Braking (Included and only available with (PDI) Sierra HD Pro Safety.)
Rear Seat Reminder (Requires Crew Cab model.)
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. (Requires (UE1) OnStar. Term begins on vehicle delivery date. Paid subscription required after expiry. Services are dependent on compatible wireless networks provided by third-party wireless service providers, working vehicle electrical systems, GPS signal and other factors outside GM control. Changes in technology and wireless networks may limit or prevent the operation of certain services. Services, connectivity, and capabilities have additional terms and limitations and are subject to change, and will vary by model, vehicle configuration, software version, conditions, and geographical and technical restrictions. Compatible smartphone required for mobile app commands. Not all vehicles may transmit all crash data; OnStar links to emergency services; Voice and Maps apps are subject to change at any time and may be provided by third parties. Non-refundable and no cash value. See onstar.ca/en/info for terms and details.)
Interior Equipment
Floor covering, colour-keyed carpeting
Steering wheel audio controls
Compass, located in instrument cluster
Door locks, power
Power outlet, front auxiliary, 12-volt
Assist handles front A-pillar mounted for driver and passenger, rear B-pillar mounted
Cruise control, steering wheel-mounted
Air conditioning, single-zone
Seat adjuster, driver 4-way manual
Seat adjuster, passenger 4-way manual
Steering column, Tilt-Wheel, manual with wheel locking security feature
Exterior Temperature Display, located in radio display
Windows, power rear, express down (Not available on Regular Cab models.)
Air vents, rear (Not available with Regular Cab model.)
Mirror, inside rearview, manual tilt
Seats, front 40/20/40 split-bench with covered armrest storage and under-seat storage (lockable)
Instrument cluster 6-gauge cluster featuring speedometer, fuel level, engine temperature, tachometer, voltage and oil pressure
Window, power front, passenger express down
Steering wheel, wrapped
Windows, power front, drivers express up/down
GMC Premium information Display- 13.4" diagonal Multicolour touch screen
Keyless Open and Start includes remote keyless entry
USB ports, (2) charge-only, rear
Cloth seat trim
Floor mats, rubberized-vinyl front (Included and only available with (B30) colour-keyed carpeting. Deleted when LPO floor liners are ordered.)
Seat, rear 60/40 folding bench (folds up), 3-passenger, (includes child seat top tether anchor) (Not available with Regular Cab model.)
USB ports, 2, Charge/Data ports located on instrument panel
Back-up alarm calibration This calibration will allow installation of an aftermarket back-up alarm by disabling rear perimeter lighting
Floor mats, rubberized-vinyl rear (Requires Crew Cab model. Included and only available with (B30) colour-keyed carpeting. Deleted when LPO floor liners are ordered.)
Universal Vehicle Module Includes module, customer interface harness and instructions. Provides vehicle data over an open CAN network (J1939). 10 switchable inputs/outputs and Custom Configuration Tool to integrate upfit equipment controls. Software features that support Auto Vehicle Start, Shutdown Inhibit, Fast Idle and Snow Plow
Power outlet, instrument panel, 120-volt (400 watts)
Driver Information centre, enhanced, 12.3" diagonal reconfigurable multicolor digital display
Exterior Equipment
Mouldings, beltline, stainless steel
Glass, deep-tinted
Door handles, body-colour
Bumper, front chrome lower
IntelliBeam, automatic high beam on/off (Included and only available with (PDI) Sierra HD Pro Safety.)
Wheels, 17" (43.2 cm) painted steel
Mirrors, outside power-adjustable vertical trailering with heated upper glass, lower convex mirrors, integrated turn signals, manual folding/extending (extends 3.31" [84.25mm]), Black
Lamps, Smoked Amber roof marker, (LED)
Tires, LT235/80R17E all-terrain, blackwall
Spare tire delete Deletes the spare tire and wheel.
Bumper, rear, delete
Lamps, cargo area, cab mounted integrated with centre high mount stop lamp with switch in bank on left side of steering wheel
Grille (Chrome surround with Chrome insert bars.)
Wheel trim, Chrome trim skins and chrome centre caps
Headlamps Animated LED projectors, LED turn signals and Daytime Running Lamps
Entertainment Equipment
Wi-Fi Hotspot capable (Terms and limitations apply. See onstar.ca or dealer for details.)
Bluetooth for phone, connectivity to vehicle infotainment system
Wireless phone projection for Apple CarPlay and Android Auto
Audio system feature, 6-speaker system (Requires Crew Cab model.)
Audio System, 13.4" diagonal Premium GMC Infotainment System with Google built in apps such as navigation and voice assistance, includes colour 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
SiriusXM Trial Subscription
SiriusXM with 360L Trial Subscription. SiriusXM with 360L transforms your customers' ride with our most extensive and personalized radio experience on the road. (IMPORTANT: The SiriusXM trial subscription is not provided on vehicles that are ordered for Fleet Daily Rental ("FDR") use. Certain features and/or content may not be available unless an active data connection is enabled in the vehicle. Content varies by SiriusXM subscription plan. Features and display may vary by vehicle. All SiriusXM services require a subscription, sold separately by SiriusXM after the trial period. Your SiriusXM service will automatically stop at the end of your trial unless you decide to subscribe. If you decide to continue service after your trial, the subscription plan you choose will continue for an indeterminate term and you will be charged according to your chosen payment method at the then-current rates unless and until you cancel. Taxes apply. Please see the SiriusXM Customer Agreement at siriusxm.ca/terms for complete terms and how to cancel, which includes calling SiriusXM at 1-888-539-7474. All rates, content, and programming are subject to change. SiriusXM uses personal information in accordance with SiriusXM Privacy Policy, available at siriusxm.ca/privacy. SiriusXM Canada Inc. "SiriusXM", the SiriusXM logo, channel names and logos are trademarks of Sirius XM Radio Inc. and are used under license.)
Mechanical Equipment
Air filtration monitoring
Four wheel drive
Cooling, external engine oil cooler
Cooling, auxiliary external transmission oil cooler
Alternator, 170 amps (Requires (L8T) 6.6L V8 gas engine.)
Trailer brake controller, integrated
Suspension Package
Brakes, 4-wheel antilock, 4-wheel disc with DURALIFE rotors
Steering, Recirculating Ball with smart flow power steering system
Rear axle, 3.73 ratio (Requires (L8T) 6.6L V8 gas engine.)
Transfer case, two-speed, electronic shift with push button controls (Requires 4WD models.)
Battery, heavy-duty 720 cold-cranking amps/80 Amp-hr, maintenance-free with rundown protection and retained accessory power (Included and only available with (L8T) 6.6L V8 gas engine.)
Recovery hooks, front, frame-mounted, Black
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)
Push Button Start
Air filter, heavy-duty
Auto-locking rear differential
Capped Fuel Fill
Body, Chassis Cab
Frame, fully-boxed, hydroformed front section and an open "C" rear section
GVWR, 14,000 lbs. (6350 kg)
Fuel tank, front and rear, 63.5 gallon (240 litres)
Transmission, 10-Speed automatic
Other Equipment
Sierra HD Pro Safety includes (UEU) Forward Collision Alert, (UE4) Following Distance Indicator, (UKJ) Front Pedestrian Braking, (TQ5) IntelliBeam, (UFL) Lane Departure Warning, (T8Z) Buckle to Drive and (UHY) Automatic Emergency Braking