Car Specs GMC Sierra 3500HD 2025 AT4

Wheels, 20" (50.8 cm) High Gloss black aluminum wheels, 8 spokes

Tires, LT275/65R20 all-terrain, blackwall (Requires single rear wheels.)

Tire, spare LT275/70R18 all-terrain, blackwall

Single Rear Wheels

Tire carrier lock keyed cylinder lock that utilizes same key as ignition and door

Bumper, front, body-colour lower

Bumper, rear body-colour with bumper CornerSteps

CornerStep, rear bumper

Bed Step, Black integrated on forward portion of bed on driver and passenger side

Mouldings, beltline, Black

Wheelhouse liners, rear

Bed Liner, Spray-on Pickup bedliner with GMC logo (does not include spray-on liner on tailgate due to Black composite inner panel)

Cargo tie downs (12), fixed, rated at 500 lbs per corner

Grille, Gloss Black header and grille insert bars with Black chrome accents

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.)

Fog lamps, LED

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

LED Cargo Area Lighting located in cargo bed activated with switch on centre switch bank or key fob

Mirrors, outside power-adjustable vertical trailering with heated and auto-dimming upper glass, (driver and passenger) lower convex mirrors, turn signal indicators, puddle lamps, perimeter lighting, auxiliary lighting, power folding/extending (extends 3.31" [84.25mm])

Mirror caps, high gloss Black

Wipers, front rain-sensing

Glass, deep-tinted

Door handles, body-colour

Tailgate, GMC MultiPro Tailgate with six functional load/access features. NOTE: Auto release can be disabled if ball hitch is installed. See Owner's manual for details

Tailgate and bed rail protection caps, top

Tailgate, gate function manual with EZ Lift includes power lock and release, includes hitch area light

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. (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.)

Bose Sound System, premium 7-speaker system with Richbass woofer

Bluetooth for phone connectivity to vehicle infotainment system

Wireless Phone Projection for Apple CarPlay and Android Auto

Wi-Fi Hotspot capable (Terms and limitations apply. See onstar.com or dealer for details.)

Seats, front bucket with centre console

Seat trim, Perforated Front Leather seating surfaces

Seat adjuster, driver 10-way power including lumbar

Seat adjuster, passenger 10-way power including lumbar

Seat, Up-level Rear with Storage Package, 60/40 folding bench for Crew Cab models includes full-length bench seat, seatback storage on left and right side, centre fold out armrest with 2 cupholders, full cab width underseat storage, (includes child seat top tether anchor)

Seating, heated driver and front outboard passenger

Seats, ventilated driver and front passenger

Seats, heated second row outboard seats

Driver memory, recalls driver "presets" for power driver seat and outside mirrors

Centre Console, floor-mounted with cup holders, cell phone storage, power cord management, hanging file folder capability

Floor covering, colour-keyed carpeting

Premium Floor Liners with removable carpet insert, front

Premium Floor Liners with removable carpet insert, rear

Steering wheel, wrapped

Steering wheel, heated

Steering column, manual Tilt-Wheel and telescoping

Steering wheel audio controls

Driver Information Centre, enhanced, 12.3" diagonal reconfigurable multicolour digital display

GMC Premium information Display- 13.4" diagonal Multicolour touch screen

Exterior Temperature Display located in radio display

Compass, located in instrument cluster

In-Vehicle Trailering App System, includes checklist, trailer maintenance reminders, trailer security alerts, trailer mileage, tow/haul reminder, trailer electrical diagnostics and Trailer Tire Pressure Monitor System module (Includes trailer tire pressure monitoring alert when (PTT) trailer tire pressure monitor sensors are installed.)

Window, power front, drivers express up/down

Window, power front, passenger express up/down

Windows, power rear, express down

Door locks, power

Remote vehicle starter system

Keyless Open and Start includes remote keyless entry

Adaptive Cruise Control

Theft-deterrent system, unauthorized entry

Wireless Charging

Power outlet, instrument panel, 120-volt (400 watts shared with (KC9) bed mounted power outlet)

USB ports, (2) charge-only, rear

USB Ports, 2 (first row) located on console

USB Ports, 2, Charge/Data ports located inside centre console

Power outlet, bed mounted, 120-volt (400 watts shared with (KI4) instrument panel mounted power outlet)

Air conditioning, dual-zone automatic climate control

Air vents, rear

Defogger, rear-window electric

Mirror, inside rearview auto-dimming

Assist handles, front A-pillar mounted for driver and passenger, rear B-pillar mounted

Automatic Emergency Braking (Included and only available with (PDI) Sierra HD Pro Safety.)

StabiliTrak, stability control system with Proactive Roll Avoidance and traction control includes electronic trailer sway control and hill start assist

Hill Descent Control

Daytime Running Lamps LED signature lighting

LED Signature DRL's

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

OnStar Services capable (See onstar.ca for details and limitations. Services vary by model. Service plan required.)

Front and Rear Park Assist, ultrasonic

HD Surround Vision provides the driver with an overhead view of the scene around the vehicle on a centre stack display. Includes front camera washer.

Bed View Camera camera in the CHMSL to show a view of the cargo bed, display located in infotainment screen, includes Two Trailer Camera Provisions

Hitch Guidance dynamic single line to aid in truck trailer alignment for hitching

Hitch Guidance with Hitch View with image adjustment, Pan/Zoom/Tilt

Trailer Camera Provisions and trailer viewing software

Rear Cross Traffic Alert

Trailer Side Blind Zone Alert

Lane Departure Warning (Included and only available with (PDI) Sierra HD Pro Safety.)

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.)

Safety Alert Seat

Rear Seat Reminder

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

Seat Belt Adjustable Guide Loops, front row only

Rear Seat Belt Indicator (Requires Crew Cab or Double Cab model.)

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)

Tire Pressure Monitoring System auto learn, includes Tire Fill Alert (does not apply to spare tire)

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.)