New 2025 GMC Sierra 2500HD 4WD Denali Ultimate

Denali Ultimate 4WD Crew Cab Standard Box Denali Ultimate Pickup Crew Cab Pickup 4WD 10-Speed Automatic Turbocharged Diesel V8 6.6L/
BlackOnyx Black Alpine Umber

Details

  • Exterior Color: Onyx Black
  • Interior Color: Alpine Umber
  • Body Style: Pickup
  • Transmission: 10-Speed Automatic
  • Stock: T25051
  • VIN: 1GT1UXEY7SF133435
  • Mileage: 0
  • Engine: Turbocharged Diesel V8 6.6L/
  • City MPG:
  • Highway MPG:

Highlights

  • 4 wheel Drive 4 wheel Drive
    4 wheel Drive
  • Anti Lock Braking System Anti Lock Braking System
    Anti Lock Braking System
  • Sun / Moonroof Sun / Moonroof
    Sun / Moonroof
  • Bed Liner Bed Liner
    Bed Liner
  • Wifi Wifi
    Wifi
  • Heated Seats Heated Seats
    Heated Seats
  • Steering Wheel Controls Steering Wheel Controls
    Steering Wheel Controls
  • Remote Start Remote Start
    Remote Start
  • Cruise Control Cruise Control
    Cruise Control
  • Universal Garage Door Opener Universal Garage Door Opener
    Universal Garage Door Opener
  • Backup Camera / Assist Backup Camera / Assist
    Backup Camera / Assist
  • Cross-Traffic Alert Cross-Traffic Alert
    Cross-Traffic Alert
  • Blind Spot Monitor Blind Spot Monitor
    Blind Spot Monitor
  • Multi-Zone A/C Multi-Zone A/C
    Multi-Zone A/C
  • Keyless Entry Keyless Entry
    Keyless Entry
  • Navigation Navigation
    Navigation
  • Power Seat(s) Power Seat(s)
    Power Seat(s)
  • Premium Sound Premium Sound
    Premium Sound
  • Satellite Radio Satellite Radio
    Satellite Radio
  • Rain Sensing Wipers Rain Sensing Wipers
    Rain Sensing Wipers
  • Bluetooth Bluetooth
    Bluetooth
  • Back-Up Camera Back-Up Camera
    Back-Up Camera
  • Keyless Start Keyless Start
    Keyless Start
  • Cooled Seat(s) Cooled Seat(s)
    Cooled Seat(s)
  • Power Folding Mirrors Power Folding Mirrors
    Power Folding Mirrors
  • Lane Departure Warning Lane Departure Warning
    Lane Departure Warning
  • Adaptive Cruise Adaptive Cruise
    Adaptive Cruise
  • Smartphone Integration Smartphone Integration
    Smartphone Integration

Overview

The 2025 Sierra 2500HD has powerful capability that’s made to pull your world, while offering premium amenities, authentic materials and intuitive tech. Visit Gauthier Buick GMC.

Options

  • Onyx black
  • HIGH IDLE SWITCH
  • DENALI ULTIMATE PREFERRED EQUIPMENT GROUP includes standard equipment
  • 3 YEARS SIRIUS XM
  • Tow Hooks
  • Keyless Start
  • Front Collision Mitigation
  • Locking/Limited Slip Differential
  • Power Windows
  • ABS
  • Aluminum Wheels
  • Front Collision Warning
  • Power Steering
  • Four Wheel Drive
  • Generic Sun/Moonroof
  • Tires - Rear All-Terrain
  • Blind Spot Monitor
  • Power Folding Mirrors
  • Lane Departure Warning
  • Rear Parking Aid
  • Cross-Traffic Alert
  • Power Door Locks
  • Front Collision Warning
  • Heated Mirrors
  • Back-Up Camera
  • Keyless Entry
  • Requires Subscription
  • Heated Rear Seat(s)
  • Heated Front Seat(s)
  • MP3 Capability
  • Navigation System
  • Security System
  • Integrated Tailgate Step
  • Premium Sound System
  • MP3 Capability
  • Driver Adjustable Lumbar
  • Front Head Air Bag
  • Heated Front Seat(s)
  • Requires Subscription
  • Multi-Zone A/C
  • Back-Up Camera
  • Power Retractable Running Boards
  • Aerial View Display System
  • Power Windows
  • Auto-Dimming Rearview Mirror
  • Stability Control
  • MP3 Capability
  • Automatic Highbeams
  • Sliding Rear Window
  • Bluetooth Connection
  • Auxiliary Audio Input
  • Daytime Running Lights
  • Back-Up Camera
  • Front Collision Warning
  • Premium Sound System
  • Leather Seats
  • Passenger Air Bag Sensor
  • Front Collision Mitigation
  • Tire Pressure Monitor
  • Telematics
  • Floor Mats
  • Power Passenger Seat
  • Driver Restriction Features
  • Integrated Turn Signal Mirrors
  • Adjustable Steering Wheel
  • Universal Garage Door Opener
  • Bluetooth Connection
  • Alpine umber, full grain leather seat trim
  • GOOSENECK / 5TH WHEEL PREP PACKAGE -- HITCH PLATFORM TO ACCEPT GOOSENECK OR 5TH WHEEL HITCH. Includes hitch platform with tray to accept ball stamped bed holes with removable caps installed and bed mounted 7-pin trailer harness (similar to UY2 harness).
  • 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) (STD)
  • 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
  • Automatic Highbeams
  • Back-Up Camera
  • Sun/Moonroof
  • Tires - Front All-Terrain
  • 4-Wheel Disc Brakes
  • Lane Departure Warning
  • Running Boards/Side Steps
  • Conventional Spare Tire
  • Tow Hitch
  • Heads-Up Display
  • Turbocharged
  • Power Door Locks
  • Privacy Glass
  • Seat-Massage
  • Leather Steering Wheel
  • Seat-Massage
  • Rear Defrost
  • Steering Wheel Audio Controls
  • Pass-Through Rear Seat
  • Smart Device Integration
  • Heads-Up Display
  • Power Driver Seat
  • Mirror Memory
  • Auxiliary Audio Input
  • Daytime Running Lights
  • Passenger Air Bag
  • Bucket Seats
  • Traction Control
  • Heated Steering Wheel
  • Variable Speed Intermittent Wipers
  • Telematics
  • Adaptive Cruise Control
  • Driver Air Bag
  • Power Windows
  • Rain Sensing Wipers
  • Front Collision Mitigation
  • Climate Control
  • Seat Memory
  • Power Mirror(s)
  • Auxiliary Audio Input
  • WiFi Hotspot
  • Bed Liner
  • Daytime Running Lights
  • Intermittent Wipers
  • Passenger Adjustable Lumbar
  • Floor Mats
  • Rear Head Air Bag
  • Cruise Control
  • Remote Engine Start
  • Rear Defrost
  • Bluetooth Connection
  • Requires Subscription
  • Keyless Start
  • Front Side Air Bag
  • Rear Bench Seat
  • Satellite Radio
  • Fog Lamps
  • Running Boards/Side Steps
  • AM/FM Stereo
  • Cooled Front Seat(s)
  • Requires Subscription
  • Smart Device Integration

Interior

  • Adaptive Cruise Control
  • Air vents, rear
  • 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
  • Bose Premium Series with 12-speaker system with Centerpoint Richbass woofer and AudioPilot
  • Compass, located in instrument cluster
  • Door locks, power
  • Driver memory recalls driver "presets" for power driver seat and outside mirrors
  • Floor covering, colour-keyed carpeting
  • Floor mats, carpeted rear (Unique premium carpet. Deleted when LPO floor liners are ordered or (BKF) Premium Floor Liners are ordered.)
  • Keyless Open and Start includes remote keyless entry
  • Multicolour 15" Diagonal Head-Up Display
  • Power outlet, instrument panel, 120-volt (400 watts shared with (KC9) bed mounted power outlet)
  • Rear seat reminder
  • Seat adjuster, driver 16-way power including lumbar and massage
  • Seat trim, Full Grain Leather
  • Seating, heated driver and front outboard passenger
  • Seats, heated second row outboard seats
  • SiriusXM Trial Subscription
  • Steering column, manual Tilt-Wheel and telescoping
  • Steering wheel, heated
  • Theft-deterrent system, unauthorized entry
  • USB ports, (2) charge-only, rear
  • USB Ports, 2, Charge/Data ports located inside centre console
  • Window, power front, passenger express up/down
  • Windows, power front, drivers express up/down
  • Wireless Charging
  • Air conditioning, dual-zone automatic climate control
  • Assist handles front A-pillar mounted for driver and passenger, rear B-pillar mounted
  • Bluetooth for phone connectivity to vehicle infotainment system
  • Centre Console, floor-mounted with cup holders, cell phone storage, power cord management, hanging file folder capability
  • Defogger, rear-window electric
  • Driver Information Centre, enhanced, 12.3" diagonal reconfigurable multicolour digital display
  • Exterior Temperature Display, located in radio display
  • Floor mats, carpeted front (Includes Premium floor mats with corner applique.)
  • GMC Premium information Display- 13.4" diagonal Multicolour touch screen
  • LPO, MultiPro Tailgate Audio System by Kicker
  • Power outlet, bed mounted, 120-volt (400 watts shared with (KI4) instrument panel mounted power outlet)
  • Rear Camera Mirror inside rearview auto-dimming with full camera display
  • Remote vehicle starter system
  • Seat adjuster, passenger 16-way power including lumbar and massage
  • 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 under-seat storage, (includes child seat top tether anchor)
  • Seats, front bucket with centre console
  • Seats, ventilated driver and front passenger
  • 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.)
  • Steering wheel audio controls
  • Steering wheel, leather-wrapped
  • Universal Home Remote
  • USB Ports, 2 (first row) located on console
  • Wi-Fi Hotspot capable (Terms and limitations apply. See onstar.ca or dealer for details.)
  • Window, power, rear sliding with rear defogger
  • Windows, power rear, express down
  • Wireless Phone Projection for Apple CarPlay and Android Auto

Mechanical

  • Air filter, heavy-duty
  • Alternator, 220 amps
  • Battery, heavy-duty dual 730 cold-cranking amps/70 Amp-hr maintenance-free with rundown protection and retained accessory power (Included and only available with (L5P) Duramax 6.6L Turbo-Diesel V8 engine.)
  • Brakes, 4-wheel antilock, 4-wheel disc with DURALIFE rotors
  • Cooling, auxiliary external transmission oil cooler
  • Engine block heater
  • Four wheel drive
  • GVWR, 11,350 lbs. (5148 kg) (Requires TK20743 Crew Cab model, (L5P) Duramax 6.6L Turbo-Diesel V8 engine, with 20" or 22" wheels and tires. Not available with (NHT) Max Trailering Package.)
  • 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.)
  • Push button start
  • Recovery hooks, front, Chrome (plant installed.)
  • Steering, Digital Variable Steering Assist This system automatically adjusts steering based on speed, road conditions, and other inputs to reduce driver effort and fatigue
  • Trailer brake controller, integrated
  • Transmission, Allison 10-speed automatic
  • Air filtration monitoring
  • Auto-locking rear differential
  • Brake lining wear indicator
  • Capped Fuel Fill
  • Cooling, external engine oil cooler
  • Exhaust brake
  • Frame, fully-boxed, hydroformed front section and a fully-boxed stamped rear section
  • Hill Descent Control
  • Pickup bed includes bed assist step
  • Rear axle, 3.42 ratio (Included and only available with (L5P) Duramax 6.6L Turbo-Diesel V8 engine.)
  • Skid Plates protect the oil pan, front axle and transfer case
  • Suspension, Off-Road includes twin-tube shocks
  • Transfer case, two-speed active, electronic Autotrac with push button control

Safety

  • 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
  • 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
  • Daytime Running Lamps, LED signature lighting
  • 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.)
  • Hitch Guidance dynamic single line to aid in truck trailer alignment for hitching
  • Lane Departure Warning (Included and only available with (PDI) Sierra HD Pro Safety.)
  • 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.)
  • Rear cross traffic alert
  • Safety Alert Seat
  • Stabilitrak, stability control system with Proactive Roll Avoidance and traction control, includes electronic trailer sway control and hill start assist
  • Tire Pressure Monitoring System, auto learn includes Tire Fill Alert (does not apply to spare tire)
  • Trailer Side Blind Zone Alert
  • Trailering Information Label provides max trailer ratings for tongue weight, conventional, gooseneck and 5th wheel trailering
  • 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.)
  • Following Distance Indicator (Included and only available with (PDI) Sierra HD Pro Safety.)
  • 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.
  • Hitch Guidance with hitch view with Image adjustment, Pan/Zoom/Tilt
  • LED Signature DRL's
  • OnStar Services capable (See onstar.ca for details and limitations. Services vary by model. Service plan required.)
  • Rear Seat Belt Indicator
  • Seat Belt Adjustable Guide Loops, front row only
  • 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
  • Trailer Camera Provisions and trailer viewing software
  • Trailer Tire Pressure Monitor Sensors includes set of 4 sensors. Sensor functionality requires (UET) In-vehicle Trailering App to be ordered with the vehicle and installed by the factory. Sensors will be shipped loose with the truck and will need to be installed on trailer by customer. System is capable of monitoring up to 6 wheels. Additional or replacement sensors are available through GM Accessories

Exterior

  • Assist steps, power-retractable, with LED perimeter lighting and bright accent (Not available with any other assist steps.)
  • Bedliner, Spray-on, Pickup bedliner with GMC logo (does not include spray-on liner on tailgate due to Black composite inner panel)
  • Bumper, rear body-colour with bumper CornerSteps
  • CornerStep, rear bumper
  • Fog lamps, LED
  • Grille (Signature Denali Ultimate grille in Vadar chrome with High Gloss Black surround.)
  • IntelliBeam, automatic high beam on/off (Included and only available with (PDI) Sierra HD Pro Safety.)
  • Lamps, Smoked Amber roof marker, (LED)
  • Mirror caps, chrome
  • Mouldings, beltline, chrome
  • Tailgate and bed rail protection caps, top
  • 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
  • Tire carrier lock keyed cylinder lock that utilizes same key as ignition and door
  • Tires, LT275/65R20 all-terrain, blackwall
  • Wheels, 20" (50.8 cm) Ultra-bright machined aluminum wheels with gloss black inserts with Black painted pockets
  • Wipers, front rain-sensing
  • Bed Step, Black integrated on forward portion of bed on driver and passenger side
  • Bumper, front, body-colour lower
  • Cargo tie downs (12), fixed, rated at 500 lbs (226.8 kg) per corner
  • Door handles, chrome
  • Glass, deep-tinted
  • Headlamps, Animated LED projectors LED turn signals and Daytime Running 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, (U12) perimeter lighting, auxiliary lighting, power folding/extending (extends 3.31" [84.25mm]) lighting
  • Sunroof, power
  • Tailgate, gate function manual with EZ Lift includes power lock and release, includes hitch area light
  • Taillamps, Animated LED Signature Tail, Stop, turn and Reverse lamps
  • Tire, spare LT275/70R18 all-terrain, blackwall
  • Wheelhouse liners, rear
  • Winter Grille Cover

Package

  • X31 Off-Road Package includes (JHD) Hill Descent Control, (NZZ) skid plates, Off-Road suspension and Twin-tube Rancho shocks
  • ProGrade Trailering System includes (PZ8) Hitch Guidance with Hitch View and (UET) In-vehicle Trailering App

Every effort is made to ensure the accuracy of the content on the pages of www.gauthierbuickgmc.com. In the event of a discrepancy, error and/or omission or vehicle prices, please contact the dealership to confirm all information and pricing. Every effort is made to ensure the accuracy of the content on the pages of www.gauthiercadillac.com.

In the event of a discrepancy, error and/or omission or vehicle prices, please contact the dealership to confirm all information and pricing.

Effective September 1st, 2022, vehicles sold in Canada above $100,000 pre-tax retail price may be subject to a luxury tax of either 20% on the amount above $100,000 or a flat 10% on the full value. This tax is in addition to the Provincial Sales Tax (PST) and the Goods and Services Tax (GST). For official information, refer to the Government of Canada website.

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