Details

Exterior Color: Sterling Metallic
Interior Color: Alpine Umber
Body Style: Pickup
Transmission: 10-Speed Automatic

Stock: D5588
VIN: 1GTUUHEL0SZ114182
Mileage: 15
Engine: Gas V8 6.2L/376
City MPG:
Highway MPG:

Highlights

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

Overview

Unleash Power and Luxury with the 2025 GMC Sierra 1500 Denali Ultimate: The Pinnacle of Performance and Elegance for the Discerning Driver

Step into the future of driving with the 2025 GMC Sierra 1500 Denali Ultimate. This truck is not just a vehicle; it’s a statement. Boasting a formidable 6.2L ECOTEC3 V8 engine delivering an impressive 420 hp and 460 lb-ft of torque the Sierra 1500 ensures that power is always at your command. The 10-speed automatic transmission with electronic precision shift and tow/haul mode complemented by steering column paddle shifters guarantees a seamless and exhilarating driving experience.

The exterior finished in a sleek Sterling Metallic exudes sophistication while the Crew Cab configuration and short bed provide versatility without compromising on style. Inside the Alpine Umber full-grain leather seats offer unparalleled comfort and luxury making every journey a pleasure.

Equipped with Dynamic Fuel Management this truck optimizes fuel efficiency without sacrificing performance. The 4x4 drivetrain ensures that you can tackle any terrain with confidence while the dealer-installed wheel locks add an extra layer of security.

For those who demand the best in both performance and luxury the 2025 GMC Sierra 1500 Denali Ultimate is the ultimate choice. Drive the future today.

Dean Cooley GM has been serving the Parkland area since 1995 and we are proud to have contributed to the area's automotive needs for almost three decades. Specializing in Chevrolet Buick and GMC vehicles along with certified pre-owned options we take pride in matching you with the perfect vehicle to suit your needs. Our in-house financial experts are dedicated to simplifying the financing and leasing process offering personalized solutions. At the heart of our operation lies our service department complete with a cutting-edge collision and glass center. Here we service all makes and models with meticulous precision and care. We also have a comprehensive parts department stocked with essential parts accessories and tires – all conveniently located under one roof. Visit us today at 1600 Main Street South in Dauphin and experience a new standard in the automotive industry. Dealer permit #1693.

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Options

Sterling metallic
ALPINE UMBER FULL GRAIN LEATHER SEAT TRIM
LICENSE PLATE KIT FRONT
DENALI ULTIMATE PREFERRED EQUIPMENT GROUP includes standard equipment
STERLING METALLIC
ENGINE 6.2L ECOTEC3 V8 (420 hp [313 kW] @ 5600 rpm 460 lb-ft of torque [624 Nm] @ 4100 rpm); featuring Dynamic Fuel Management (STD)
Cruise Control
Power Windows
Front Collision Mitigation
Tires - Front All-Season
Four Wheel Drive
Front Collision Mitigation
Automatic Highbeams
ABS
Aluminum Wheels
Bluetooth Connection
Tires - Rear Performance
Satellite Radio
4-Wheel Disc Brakes
Tow Hooks
Power Mirror(s)
Passenger Adjustable Lumbar
Integrated Tailgate Step
Requires Subscription
Fog Lamps
Bucket Seats
Intermittent Wipers
Rear Defrost
Power Retractable Running Boards
Heated Front Seat(s)
Driver Adjustable Lumbar
Bluetooth Connection
Navigation System
Seat Memory
Heated Mirrors
Sun/Moonroof
Mirror Memory
Premium Sound System
Leather Seats
Floor Mats
Seat-Massage
Heated Front Seat(s)
Cooled Front Seat(s)
Variable Speed Intermittent Wipers
Power Folding Mirrors
MP3 Capability
Requires Subscription
Security System
Heated Steering Wheel
Universal Garage Door Opener
Keyless Start
Power Door Locks
Remote Engine Start
Cruise Control Steering Assist
Lane Departure Warning
Lane Keeping Assist
MP3 Capability
Adjustable Steering Wheel
Rear Defrost
Stability Control
Rear Head Air Bag
Passenger Air Bag
Front Head Air Bag
Driver Monitoring
Telematics
Front Side Air Bag
Back-Up Camera
Climate Control
Rear Parking Aid
Front Collision Warning
Aerial View Display System
Telematics

Alpine umber, full grain leather seat trim
REAR AXLE 3.23 RATIO
TRANSMISSION 10-SPEED AUTOMATIC WITH ELECTRONIC PRECISION SHIFT ELECTRONICALLY CONTROLLED with overdrive and tow/haul mode and steering column paddle shifters. Includes Cruise Grade Braking and Powertrain Grade Braking (STD)
ENGINE BLOCK HEATER
GVWR 7100 LBS. (3221 KG) (STD)
Front Collision Warning
Tow Hitch
Auxiliary Audio Input
Adaptive Cruise Control
Locking/Limited Slip Differential
Keyless Start
Power Steering
Tires - Front Performance
Lane Keeping Assist
Wheel Locks
Tires - Rear All-Season
Lane Departure Warning
Front Collision Warning
Requires Subscription
Floor Mats
WiFi Hotspot
Power Passenger Seat
Generic Sun/Moonroof
Sliding Rear Window
Privacy Glass
Daytime Running Lights
Auxiliary Audio Input
Mirror Memory
Premium Sound System
Bed Liner
AM/FM Stereo
Rear Bench Seat
Heated Rear Seat(s)
Power Driver Seat
Satellite Radio
Automatic Highbeams
Bluetooth Connection
LED Headlights
Smart Device Integration
Pass-Through Rear Seat
Rain Sensing Wipers
Running Boards/Side Steps
Steering Wheel Audio Controls
Seat-Massage
Smart Device Integration
MP3 Capability
Leather Steering Wheel
Telematics
Driver Monitoring
Cruise Control
Heads-Up Display
Adaptive Cruise Control
Auxiliary Audio Input
Power Door Locks
Keyless Entry
Power Windows
Power Windows
Multi-Zone A/C
Driver Air Bag
Auto-Dimming Rearview Mirror
Blind Spot Monitor
Passenger Air Bag Sensor
Brake Assist
Requires Subscription
Cross-Traffic Alert
Requires Subscription
Traction Control
Front Collision Warning
Tire Pressure Monitor
Front Collision Mitigation
Daytime Running Lights
Back-Up Camera

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, 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 column, power rake and telescoping
Steering wheel, heated
Super Cruise a hands-free driver assistance feature for use on compatible roads, includes automatic lane changing and trailering capability (Includes a 3-Year trial.)
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

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
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

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
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. 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 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

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

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