2026 GMC Sierra 1500 Denali Ultimate 4WD Crew Cab 147″ Denali Ultimate Turbocharged Diesel I6 3.0L/183 [0]

2026 GMC Sierra 1500 Denali Ultimate 4WD Crew Cab 147″ Denali Ultimate Turbocharged Diesel I6 3.0L/183 [1]

2026 GMC Sierra 1500 Denali Ultimate 4WD Crew Cab 147″ Denali Ultimate Turbocharged Diesel I6 3.0L/183 [2]

2026 GMC Sierra 1500 Denali Ultimate 4WD Crew Cab 147″ Denali Ultimate Turbocharged Diesel I6 3.0L/183 [3]

2026 GMC Sierra 1500 Denali Ultimate 4WD Crew Cab 147″ Denali Ultimate Turbocharged Diesel I6 3.0L/183 [4]

2026 GMC Sierra 1500 Denali Ultimate 4WD Crew Cab 147″ Denali Ultimate Turbocharged Diesel I6 3.0L/183 [5]

2026 GMC Sierra 1500 Denali Ultimate 4WD Crew Cab 147″ Denali Ultimate Turbocharged Diesel I6 3.0L/183 [6]

2026 GMC Sierra 1500 Denali Ultimate 4WD Crew Cab 147″ Denali Ultimate Turbocharged Diesel I6 3.0L/183 [7]

2026 GMC Sierra 1500 Denali Ultimate 4WD Crew Cab 147″ Denali Ultimate Turbocharged Diesel I6 3.0L/183 [8]

2026 GMC Sierra 1500 Denali Ultimate 4WD Crew Cab 147″ Denali Ultimate Turbocharged Diesel I6 3.0L/183 [9]

2026 GMC Sierra 1500 Denali Ultimate 4WD Crew Cab 147″ Denali Ultimate Turbocharged Diesel I6 3.0L/183 [10]

2026 GMC Sierra 1500 Denali Ultimate 4WD Crew Cab 147″ Denali Ultimate Turbocharged Diesel I6 3.0L/183 [11]

2026 GMC Sierra 1500 Denali Ultimate 4WD Crew Cab 147″ Denali Ultimate Turbocharged Diesel I6 3.0L/183 [12]

2026 GMC Sierra 1500 Denali Ultimate 4WD Crew Cab 147″ Denali Ultimate Turbocharged Diesel I6 3.0L/183 [13]

2026 GMC Sierra 1500 Denali Ultimate 4WD Crew Cab 147″ Denali Ultimate Turbocharged Diesel I6 3.0L/183 [14]

2026 GMC Sierra 1500 Denali Ultimate 4WD Crew Cab 147″ Denali Ultimate Turbocharged Diesel I6 3.0L/183 [15]

2026 GMC Sierra 1500 Denali Ultimate 4WD Crew Cab 147″ Denali Ultimate Turbocharged Diesel I6 3.0L/183 [16]

2026 GMC Sierra 1500 Denali Ultimate 4WD Crew Cab 147″ Denali Ultimate Turbocharged Diesel I6 3.0L/183 [17]

2026 GMC Sierra 1500 Denali Ultimate 4WD Crew Cab 147″ Denali Ultimate Turbocharged Diesel I6 3.0L/183 [18]

2026 GMC Sierra 1500 Denali Ultimate 4WD Crew Cab 147″ Denali Ultimate Turbocharged Diesel I6 3.0L/183 [19]

2026 GMC Sierra 1500 Denali Ultimate 4WD Crew Cab 147″ Denali Ultimate Turbocharged Diesel I6 3.0L/183 [20]

2026 GMC Sierra 1500 Denali Ultimate 4WD Crew Cab 147″ Denali Ultimate Turbocharged Diesel I6 3.0L/183 [21]

2026 GMC Sierra 1500 Denali Ultimate 4WD Crew Cab 147″ Denali Ultimate Turbocharged Diesel I6 3.0L/183 [22]

2026 GMC Sierra 1500 Denali Ultimate 4WD Crew Cab 147″ Denali Ultimate Turbocharged Diesel I6 3.0L/183 [23]

Details

Exterior Color: Onyx Black
Interior Color: Alpine Umber
Body Style: Pickup
Transmission: 10-Speed Automatic

Stock: 26G87
VIN: 1GTUUHE8XTZ254608
Mileage: 0
Engine: Turbocharged Diesel I6 3.0L/183
City MPG: 11
Highway MPG: 9

Options

Onyx black
REAR AXLE 3.23 RATIO
GVWR 7200 LBS. (3266 KG)
ENGINE DURAMAX 3.0L TURBO-DIESEL I6 (305 hp [227 kW] @ 3750 rpm 495 lb-ft of torque [671 Nm] @ 2750 rpm) (Includes (KW5) 220-amp alternator and (K05) engine block heater.)
PREMIUM FLOOR LINERS WITH REMOVABLE CARPET INSERT FRONT
LPO BLACK GMC EMBLEMS (dealer-installed)
Telematics
Bluetooth Connection
Front Collision Warning
Requires Subscription
Tires - Rear Performance
Lane Keeping Assist
Lane Departure Warning
Front Collision Mitigation
Tires - Front All-Season
MP3 Capability
Wheel Locks
Cruise Control
Tow Hooks
Auxiliary Audio Input
Tires - Front Performance
Requires Subscription
Power Steering
Seat Memory
Power Windows
Power Windows
Auto-Dimming Rearview Mirror
Front Side Air Bag
WiFi Hotspot
Sliding Rear Window
Cruise Control
Tire Pressure Monitor
MP3 Capability
Privacy Glass
Brake Assist
Driver Monitoring
Bed Liner
Stability Control
Rear Head Air Bag
Keyless Start
Smart Device Integration
Back-Up Camera
Multi-Zone A/C
Intermittent Wipers
Adaptive Cruise Control
Running Boards/Side Steps
Heated Front Seat(s)
Power Mirror(s)
Climate Control
Heated Mirrors
Daytime Running Lights
Daytime Running Lights
Requires Subscription
Lane Keeping Assist
Heated Front Seat(s)
Floor Mats
Seat-Massage
Fog Lamps
Bluetooth Connection
Leather Steering Wheel
Driver Air Bag
Passenger Air Bag Sensor
Lane Departure Warning
Heated Rear Seat(s)
Telematics
Premium Sound System
Adjustable Steering Wheel
Telematics
WiFi Hotspot
Seat-Massage
Premium Sound System
Bluetooth Connection
Power Door Locks
Variable Speed Intermittent Wipers

Alpine umber, full grain leather seat trim
LPO BLACK SIERRA NAMEPLATES (dealer-installed)
DENALI ULTIMATE PREFERRED EQUIPMENT GROUP includes standard equipment
TRANSMISSION 10-SPEED AUTOMATIC WITH ELECTRONIC PRECISION SHIFT ELECTRONICALLY CONTROLLED with overdrive tow/haul mode and steering column paddle shifters. Includes Cruise Grade Braking and Powertrain Grade Braking
LPO BLACK BADGING PACKAGE (dealer-installed) includes (SFZ) Black GMC emblems LPO and (RIK) Black Sierra Nameplates LPO.
Aluminum Wheels
Adaptive Cruise Control
Locking/Limited Slip Differential
Tow Hitch
Power Windows
ABS
Automatic Highbeams
Keyless Start
Front Collision Mitigation
Requires Subscription
Telematics
Satellite Radio
Tires - Rear All-Season
4-Wheel Disc Brakes
Four Wheel Drive
Generic Sun/Moonroof
Front Collision Warning
Sun/Moonroof
LED Headlights
Bucket Seats
Blind Spot Monitor
Cross-Traffic Alert
Back-Up Camera
Power Door Locks
Rear Bench Seat
Aerial View Display System
Rear Defrost
Universal Garage Door Opener
MP3 Capability
Smart Device Integration
Traction Control
Mirror Memory
Heated Steering Wheel
Leather Seats
Rain Sensing Wipers
Requires Subscription
Front Collision Mitigation
Satellite Radio
Integrated Tailgate Step
Cooled Front Seat(s)
AM/FM Stereo
Front Collision Warning
Passenger Adjustable Lumbar
Steering Wheel Audio Controls
Passenger Air Bag
Heads-Up Display
Cruise Control Steering Assist
Driver Adjustable Lumbar
Navigation System
Driver Monitoring
Automatic Highbeams
Security System
Pass-Through Rear Seat
Rear Defrost
Front Collision Warning
Remote Engine Start
Keyless Entry
Rear Parking Aid
Auxiliary Audio Input
Power Retractable Running Boards
Floor Mats
Power Folding Mirrors
Power Passenger Seat
Front Head Air Bag
Auxiliary Audio Input
Requires Subscription
Mirror Memory
Power Driver Seat

Highlights

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

Overview

GMC Sierra 1500 Denali Ultimate: Power Meets Precision in a Class of Its Own Discover the 2026 GMC Sierra 1500 Denali Ultimate where unmatched performance meets refined capability. Powered by a robust Duramax 3.0L Turbo-Diesel I6 engine this truck delivers 305 horsepower and an impressive 495 lb-ft of torque ensuring exceptional towing and hauling prowess. The 10-speed automatic transmission with electronic precision shift offers seamless gear changes enhanced by tow/haul mode and steering column paddle shifters. With its 4x4 drivetrain this Onyx Black beauty is ready for any terrain. Experience the perfect blend of power and sophistication with the Denali Ultimate's advanced engineering and premium features. ?

Safety

3 Years of OnStar One. Up to 3 years of Safety Services, including Stolen Vehicle Assistance and 24/7 access to Emergency Advisors. Plus connectivity for the Built-in Wi-Fi Hotspot and In-Vehicle Apps. Terms at OnStar.ca/en/plans (Requires (UE1) OnStar.)
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 (Includes Trailer View Camera Provisions and Trailer Assist Guidelines.)
Daytime Running Lamps, LED signature lighting
Following Distance Indicator (Included and only available with (PDI) GMC 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 View with image adjustment, Pan/Zoom/Tilt
OnStar services capable (See onstar.ca for details and limitations. Services vary by model. Service plan required.)
Rear Pedestrian Alert
Rear Seat Reminder
Seat Belt Adjustable Guide Loops, front row only
Tire Pressure Monitoring System, auto learn includes Tire Fill Alert (does not apply to spare tire)
Trailer Side Blind Zone Alert

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
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) GMC Pro Safety.)
Enhanced Automatic Emergency Braking
Forward Collision Alert (Included and only available with (PDI) GMC Pro Safety.)
Front Pedestrian Braking (Included and only available with (PDI) GMC Pro Safety.)
Hitch Guidance
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.)
Rear Cross Traffic Braking
Rear Seat Belt Indicator
Safety Alert Seat (Included and only available with (PDI) GMC Pro Safety.)
StabiliTrak, stability control system with Proactive Roll Avoidance and traction control, includes electronic trailer sway control and hill start assist
Trailer Camera Provisions and trailer viewing software

Mechanical

Active Exhaust, Dual, sport-mode enabled (Required and only available with (L87) 6.2L EcoTec3 V8 engine. Not available with (N10) Dual exhaust.)
Alternator, 170 amps (Included and only available with (L87) 6.2L EcoTec3 V8 engine. Not available with (LZ0) Duramax 3.0L Turbo-Diesel I6 engine.)
Automatic Stop/Start
Brakes, 4-wheel antilock, 4-wheel disc with DURALIFE rotors
Cargo tie downs (12), fixed, rated at 500 lbs per corner
Cooling, external engine oil cooler (Not available with (LZ0) Duramax 3.0L Turbo-Diesel I6 engine.)
Electronic Precision Shift and steering column paddle shifters
Four wheel drive
GVWR, 7100 lbs. (3221 kg) (Requires (L87) 6.2L EcoTec3 V8 engine.)
Pickup bed
Rear axle, 3.23 ratio
Steering, Electric Power Steering (EPS) assist, rack-and-pinion
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

Air filter, heavy-duty
Auto-locking rear differential
Battery, heavy-duty 730 cold-cranking amps/80 Amp-hr, maintenance-free with rundown protection and retained accessory power (Included and only available with (L87) 6.2L EcoTec3 V8 engine.)
Capless fuel fill
Cooling, auxiliary external transmission oil cooler (Not available with (LZ0) Duramax 3.0L Turbo-Diesel I6 engine.)
Denali Premium Suspension with Adaptive Ride Control
Exhaust, aluminized stainless-steel muffler and tailpipe
Frame, fully-boxed, hydroformed front section
Hill Descent Control (Requires 4WD model.)
Push Button Start
Recovery hooks, chrome
Trailer brake controller, integrated
Transfer case, two-speed, electronic Autotrac with push button control (4WD models only)

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
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. Deleted when (BKF) Premium Floor Liners are ordered.)
GMC Premium information Display-13.4" diagonal Multicolour I touch screen
Keyless Open and Start includes remote keyless entry
Power outlet, bed mounted, 120-volt (400 watts shared with (KI4) interior power outlet)
Rear Camera Mirror, inside rearview auto-dimming with full camera display
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
Steering column lock, electrical
Steering wheel audio controls
Steering wheel, leather-wrapped
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 rear, express down
Wireless, Apple CarPlay / Wireless Android Auto

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
Brake lining wear indicator
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 (Includes Premium floor mats. Deleted when (BKF) Premium Floor Liners are ordered.)
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
Multicolour 15" Diagonal Head-Up Display
Power outlet, interior power outlet, 120-volt (400 watts shared with (KC9) bed mounted power outlet)
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. (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.)
Steering column, power rake and telescoping
Steering wheel, heated
Super Cruise equipped. Includes OnStar One with Super Cruise (up to 3 years) (Requires (UE1) OnStar and (R9M) 3 Years OnStar One. Term begins on vehicle delivery date. Paid subscription required after expiry. Conditions apply. Always pay attention while driving and when using Super Cruise. Always use Super Cruise in accordance with local laws. Do not use a hand-held device. See your vehicle brand's Super Cruise Canadian website for compatible highways and more information. 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 are subject to terms and limitations and will vary by model, vehicle configuration, software version, conditions, and geographical and technical restrictions. See onstar.ca for details.)
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.)
Windows, power front, drivers express up/down
Wireless Charging

Exterior

Bedliner, Spray-on Pickup bedliner with GMC logo (does not include spray-on liner on tailgate due to Black composite inner panel) (Deleted with (E3Z) Carbon Fibre Composite Bed.)
Bumper, rear body-colour with corner steps
Door handles, chrome
Glass, deep-tinted
GMC MultiPro Power Steps, power-retractable with rearward articulating, (providing bed access). Foot activated running side board.
Headlamps, LED projectors with Fade-on/Fade-off animation, 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
Lighting, perimeter
Mirror caps, chrome
Mouldings, window surround, Chrome
Tailgate and bed rail protection caps, top
Tailgate, GMC MultiPro Tailgate with six functional load/access features
Tire carrier lock keyed cylinder lock that utilizes same key as ignition and door
Tires, 275/50R22SL all-season, blackwall
Wheelhouse liners, rear (Deleted with (E3Z) Carbon Fibre Composite Bed.)
Window, power, rear sliding with rear defogger

Bumper, front, body-colour lower
CornerStep, rear bumper
Fog lamps, LED
GMC Front and Rear Logo, Vader Chrome
Grille (Vader chrome header with Signature Denali Grille in vader chrome.)
IntelliBeam, automatic high beam on/off (Included and only available with (PDI) GMC Pro Safety.)
LED Cargo Area Lighting located in cargo bed activated with switch on centre switch bank or key fob
LPO, MultiPro Tailgate Audio System by Kicker
Mirrors, outside heated power-adjustable, power-folding and driver-side auto-dimming puddle lamps, side perimeter lighting and memory
Sunroof, power
Tailgate, gate function manual with EZ Lift includes power lock and release, includes hitch area light
Taillamps, LED LED signature taillight with LED stop, turn & reverse and Fade-on/Fade-off animation
Tire, spare 255/80R17SL all-season, blackwall
Wheel, 17" x 8" (43.2 cm x 20.3 cm) full-size, steel spare
Wheels, 22" (55.9 cm) 7-spoke ultra-bright machined with bright chrome accents and dark paint (Includes (SFE) Wheel locks, LPO.)
Wipers, front rain-sensing

Package

Trailering Package includes trailer hitch, 7-pin and 4-pin connectors and (CTT) Hitch Guidance

Dealership Information

Disclaimer

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