2026 GMC Sierra 3500HD Pro

Dealership Vehicle Description
Performance & Specs
Interior
Exterior
Safety

Built to handle serious work with confidence, the 2026 GMC Sierra 3500 PRO is ready for demanding jobs in Dartmouth and beyond. Finished in White with a Black interior, this heavy-duty pickup brings together a proven diesel powertrain, four-wheel drive traction, dual rear wheels, and practical equipment that supports daily commercial use.

At Steele Chevrolet Buick GMC, this 2026 GMC Sierra 3500 PRO stands out as a purpose-built truck for drivers who need strength, stability, and straightforward capability. Its 6.6-litre turbocharged diesel V8 and automatic transmission are matched to a durable chassis, giving this four-door pickup the muscle needed for towing, hauling, and tough Canadian conditions.

FEATURES OF THE Sierra 3500 PRO

Practical work-focused heavy-duty truck design
Four-door cab for added everyday usability
Dual rear wheels boost rear stability
White exterior with Black interior combination

TRUCK FEATURES

Dual rear wheels support heavier loads
Four-wheel drive helps on rough terrain
Heavy-duty platform built for demanding tasks
Diesel V8 power suits towing needs

ADVANCED SAFETY FEATURES

Four-wheel drive adds traction in weather
Large truck stance supports road stability
Dual rear wheels aid control loaded
Strong visibility from upright driving position

PERFORMANCE AND EFFICIENCY

Turbocharged 6.6-litre diesel V8 power
Automatic transmission for smooth power delivery
Four-wheel drive for dependable jobsite traction
Diesel performance suited for heavy-duty work

COMFORT AND CONVENIENCE

Four doors allow easy cabin access
Power outlet supports tools and devices
Engine block heater helps cold starts
Functional cabin layout keeps essentials nearby

TECHNOLOGY AND CONNECTIVITY

Power outlet adds useful charging access
Clear truck controls support easy operation
Automatic transmission simplifies everyday driving tasks
Mirror equipment helps daily manoeuvring confidence

CARGO SPACE

Pickup bed supports tools and materials
Heavy-duty design suits commercial hauling needs
Dual rear wheel setup aids payload
Spacious truck format handles bulky gear

WHAT OTHER OWNERS LIKE

Strong diesel pulling power under load
Dual rear wheels for added confidence
Four-wheel drive for year-round usability
Simple work-truck layout and capability

The 2026 GMC Sierra 3500 PRO is designed for buyers who want real heavy-duty capability without unnecessary complexity. Its automatic transmission helps deliver smooth response in traffic, on the highway, and at the jobsite. The turbocharged diesel V8 is a key advantage for drivers who regularly move equipment, trailers, or supplies.

This truck's dual rear wheel setup is especially valuable for operators who need added rear-end stability when carrying heavier loads. Combined with four-wheel drive, it gives the Sierra 3500 PRO a more planted feel in changing road conditions. Whether the route includes pavement, gravel, mud, or snow, this truck is engineered to stay productive.

Inside, the focus remains on function and ease of use. The four-door configuration makes entry and exit easier for both work crews and daily use. A power outlet adds practical convenience for charging devices or supporting small equipment, while the engine block heater is a welcome feature during cold Atlantic Canadian mornings.

The White exterior gives this pickup a clean, professional look that suits both business and personal use. Paired with a Black interior, the overall appearance is crisp, durable, and easy to maintain. Mirrors add another layer of day-to-day practicality, helping with visibility when parking, changing lanes, or working around busy sites.

For drivers shopping at Steele Chevrolet Buick GMC in Dartmouth, this 2026 GMC Sierra 3500 PRO delivers the essentials that matter most in a heavy-duty truck: diesel strength, four-wheel drive capability, dual rear wheel confidence, and a straightforward setup built to work hard every day.

This 2026 GMC Sierra 3500 PRO's VIN is: 1GT4USEY6TF243782.

Air filter
heavy-duty
Air filtration monitoring
Alternator
170 amps (Requires (L8T) 6.6L V8 gas engine.)
Auto-locking rear differential
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.)
Brake lining wear indicator
Brakes
4-wheel antilock, 4-wheel disc with DURALIFE rotors
Capless Fuel Fill (Requires (L8T) 6.6L gas V8 engine. Not included with (ZW9) pickup bed delete.)
Cooling
auxiliary external transmission oil cooler
Cooling
external engine oil cooler
Four wheel drive
Frame
fully-boxed, hydroformed front section and a fully-boxed stamped rear section
GVWR
11,550 lbs. (5239 kg) with single rear wheels (Included and only available with TK30743 model and (L8T) 6.6L V8 gas engine. Requires single rear wheels.)
Pickup bed includes bed assist step (Deleted when (ZW9) pickup bed delete is ordered.)
Push Button Start
Rear axle
3.73 ratio (Requires (L8T) 6.6L V8 gas engine.)
Recovery hooks
front, frame-mounted, Black
Steering
Recirculating Ball with smart flow power steering system
Suspension Package (Not available with (X31) Off-Road Package.)
Trailer brake controller
integrated
Transfer case
two-speed electronic shift with push button controls (Requires 4WD models.)

Air conditioning
single-zone
Air vents
rear (Not available with Regular Cab model.)
Assist handles
front A-pillar mounted for driver and passenger, rear B-pillar mounted
Audio system feature
6-speaker system (Requires Crew Cab or Double Cab model.)
Audio system
GMC Infotainment System with 7 diagonal colour touch-screen, AM/FM stereo with seek-and-scan and digital clock, includes Bluetooth streaming audio for music and select phones; featuring wireless Apple CarPlay and Android Auto capable
Bluetooth for phone connectivity to vehicle infotainment system
Compass
located in instrument cluster
Cruise control
steering wheel-mounted
Door locks
power
Driver Information Centre
3.5 diagonal monochromatic display
Exterior Temperature Display located in radio display
Floor covering
rubberized-vinyl (Not available with LPO floor liners.)
Instrument cluster
6-gauge cluster featuring speedometer, fuel level, engine temperature, tachometer, voltage and oil pressure
Mirror
inside rearview, manual tilt
Power outlet
front auxiliary, 12-volt
Remote Keyless Entry
Seat adjuster
driver 4-way manual
Seat adjuster
passenger 4-way manual
Seat trim
Vinyl
Seat
rear 60/40 folding bench (folds up), 3-passenger (includes child seat top tether anchor) (Not available with Regular Cab model.)
Seats
front 40/20/40 split-bench with covered armrest storage and under-seat storage (lockable)
Steering column
Tilt-Wheel, manual with wheel locking security feature
Steering wheel
urethane
USB Ports
2, Charge/Data ports located on instrument panel
Wi-Fi Hotspot capable (Terms and limitations apply. See onstar.com or dealer for details.)
Window
power front, drivers express up/down
Window
power front, passenger express down
Windows
power rear, express down (Not available on Regular Cab models.)
Wireless phone projection for Apple CarPlay and Android Auto

Bed Step
Black integrated on forward portion of bed on driver and passenger side (Not available with (ZW9) pickup bed delete.)
Bumper
front chrome lower
Bumper
rear chrome with bumper CornerSteps
Cargo tie downs (12)
fixed, rated at 500 lbs per corner
CornerStep
rear bumper
Door handles
Black grained
Glass
solar absorbing, tinted
Grille
Chrome with flat black grille insert bars
Headlamps
Animated LED projectors, LED turn signals and Daytime Running Lamps
IntelliBeam
automatic high beam on/off (Included and only available with (PDI) Sierra HD Pro Safety.)
Lamps
cargo area, cab mounted integrated with centre high mount stop lamp, with switch in bank on left side of steering wheel
Mirrors
outside high-visibility vertical trailering lower convex mirrors, manual-folding/extending (extends 3.31 [84.25mm]), moulded in Black (Not available on Regular Cab models.)
Mouldings
beltline, Black
Single Rear Wheels
Tailgate and bed rail protection caps
top (Deleted with (ZW9) pickup bed delete.)
Tailgate
gate function manual, no lift assist (Deleted with (ZW9) pickup bed delete.)
Tailgate
locking, utilizes same key as ignition and door (Included and only available with (QK1) standard tailgate. Deleted with (ZW9) pickup bed delete.)
Tailgate
standard (Deleted with (ZW9) pickup bed delete.)
Taillamps
LED Signature Tail, Incandescent Brake, Turn & Reverse Lamps
Tire carrier lock keyed cylinder lock that utilizes same key as ignition and door
Tire
spare LT275/70R18 all-terrain, blackwall (Included and only available with (QF6) LT275/70R18E all-terrain, blackwall tires with (E63) pickup bed single rear wheel models. Available to order when (ZW9) pickup bed delete and (QF6) LT275/70R18E all-terrain, blackwall tires are ordered with single rear wheel models.)
Tires
LT275/70R18E all-terrain, blackwall (Requires single rear wheels.)
Wheels
18 (45.7 cm) 8-spoke painted steel, Silver Extended (Requires single rear wheels.)

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
Automatic Emergency Braking (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)
Daytime Running Lamps LED signature lighting
Following Distance Indicator (Included and only available with (PDI) Sierra HD Pro Safety.)
Forward Collision Alert (Included and only available with (PDI) Sierra HD Pro Safety.)
Front Pedestrian Braking (Included and only available with (PDI) Sierra HD Pro Safety.)
HD Rear Vision Camera (Not available with (ZW9) pickup bed delete. Removed with (UV2) HD Surround Vision.)
Hitch Guidance dynamic single line to aid in truck trailer alignment for hitching (Deleted with (ZW9) pickup bed delete.)
Lane Departure Warning (Included and only available with (PDI) Sierra HD Pro Safety.)
LED Signature DRL's
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. OnStar Basics includes access to remote commands through your vehicle's mobile app (compatible smartphone required); Automatic Crash Response (not all vehicles may transmit all crash data; OnStar links to emergency services); and wireless connectivity for select apps that provide in-vehicle voice assistance and navigation with real-time traffic (Voice & Maps apps are subject to change at any time and may be provided by third parties). Term begins from date of vehicle delivery. 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. For customers who also separately receive or purchase a Premium Plan or Vehicle Data Plan to use Wi-Fi Hotspot and In-Vehicle Apps, the data provided as part of that plan will also be used by any Voice & Maps apps which already had data connectivity under this Basics plan; if any applicable data caps are reached, Voice & Maps apps will continue to function for the duration of this Basics plan but additional vehicle data plan(s) must be purchased to use Wi-Fi Hotspot and In-Vehicle Apps. Services, connectivity, and capabilities have additional terms and limitations and are subject to change, and will vary by model, vehicle configuration, conditions, and geographical and technical restrictions. Non-refundable and no cash value. See onstar.ca for details.)
OnStar Services capable (See onstar.ca for details and limitations. Services vary by model. Service plan required.)
Rear Seat Belt Indicator (Requires Crew Cab or Double Cab model.)
Rear Seat Reminder (Requires Crew Cab or Double Cab model.)
Seat Belt Adjustable Guide Loops
front row only (Included and only available on Crew Cab and Double Cab models. Not available with (ZW9) pickup bed delete.)
StabiliTrak
stability control system with Proactive Roll Avoidance and traction control includes electronic trailer sway control and hill start assist
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 auto learn
includes Tire Fill Alert (does not apply to spare tire)