Used 2025 GMC Sierra 2500HD Denali Ultimate Crew Cab
4x4
Vehicle Summary
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Onyx Black
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Alpine Umber
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VIN 1GT4UXEY3SF238017
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Stock # W238017
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Condition Used
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Exterior Onyx Black
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Interior Alpine Umber
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Engine Duramax 6.6L V8 Turbodiesel
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Fuel Type Diesel
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Drivetrain 4x4
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Transmission 10-Speed Automatic
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Location West Motor - Preston
Mileage
Miles
Performance
HP
Torque
Key Features
Collision Avoidance
Backup Camera
Tow Package
Lane Departure Warning
Rear Cross Traffic Alert
Blind Spot Monitor
Parking Assist
Fog Lights
Side-Impact Air Bags
Bluetooth
Satellite Radio
Alloy Wheels
Heated Seats
Leather Seats
Automatic Climate Control
Sunroof/Moonroof
Adaptive Cruise Control
Cruise Control
Remote Start
Push Start
Keyless Entry
Android Auto
Apple Car Play
Wifi Hotspot
Navigation System
Technology Package
Vehicle Description
2025 GMC SIERRA 2500HD DENALI ULTIMATE 4X4 CREW CAB
CLEAN TITLE
MASSAGING FRONT SEATS
HEATED AND COOLED FRONT SEATS
HEATED REAR SEATS
HEATED STEERING WHEEL
LEATHER STEERING WHEEL
ADAPTIVE CRUISE CONTROL
MAX TRAILERING PACKAGE
GOOSENECK / 5TH WHEEL PREP PACKAGE
X31 OFF-ROAD PACKAGE
TECHNOLOGY PACKAGE
FRONT COLLISION WARNING
LANE DEPARTURE WARNING
REAR PARKING AID
AERIAL VIEW DISPLAY SYSTEM
HEAD-UP DISPLAY
BOSE PREMIUM SERIES 12-SPEAKER SOUND SYSTEM
PROGRADE TRAILERING SYSTEM WITH HITCH GUIDANCE
POWER RETRACTABLE RUNNING BOARDS
SUN/MOONROOF
6.6L V8 DIESEL TURBOCHARGED
10-SPEED AUTOMATIC TRANSMISSION
FOUR-WHEEL DRIVE
This 2025 GMC Sierra 2500HD Denali Ultimate brings together serious diesel strength, premium Denali luxury, and advanced trailering technology in one highly equipped heavy-duty truck.
Call or text to confirm availability and schedule an appointment. Mountain West Auto Group offers a wide selection of new and pre-owned vehicles, flexible financing options for qualified buyers, and trade-in opportunities to help make your next purchase simple. All advertised prices exclude tax, title, and registration. Equipment and features should be independently verified by the buyer prior to purchase. Mountain West Auto Group — Built for Your Adventure.
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Factory Warranty
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Basic warranty
36 month/36,000 miles
*Confirm any warranty information with dealer before purchase.Powertrain warranty
60 month/100,000 miles (FLT)
*Confirm any warranty information with dealer before purchase.Corrosion perforation warranty
72 month/100,000 miles
*Confirm any warranty information with dealer before purchase.Roadside warranty
60 month/100,000 miles (FLT)
*Confirm any warranty information with dealer before purchase.
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Mountain West Auto Group
Love what you drive. Our vehicles will guarantee you enjoy your driving experience every day with comfort, style, advanced technology, and reliable performance that keeps you confident on every journey.
We promise your shopping experience will be unlike any other dealership. Our dealership culture feels like a close-knit family, where staff build genuine connections, creating an inviting atmosphere that makes people excited to do business with us and return time and time again.
We work directly with dozens of trusted financial institutions to carefully compare options and guarantee you the best possible rate, ensuring you save money and get a financing plan that fits your budget perfectly.
Vehicle Features
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Interior
- Ventilated driver and front passenger seats
- Heated steering wheel
- Heated driver and front passenger seats
- Heated rear seats
- Leather front seat upholstery
- Driver seat power reclining, lumbar support, seatback side bolster support, cushion tilt, fore/aft control and height adjustable control
- Dual-zone front climate control
- Massaging driver seat
- Massaging front passenger seat
- Leather rear seat upholstery
- Automatic climate control
- Leather steering wheel
- Manual tilting steering wheel
- Manual telescopic steering wheel
- Rear under seat climate control ducts
- Rear console climate control ducts
- Bucket front seats
- Driver seat with 12-way directional controls
- Front seat center armrest
- Front passenger seat with 12-way directional controls
- Driver seat with 4-way power lumbar
- Front passenger seat with 4-way power lumbar
- Split-bench rear seat
- Fold-up rear seat cushion
- 60-40 folding rear seats
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Exterior
- First-row sliding and tilting glass sunroof with express open/close activation sunshade
- Hitch Guidance vehicle to trailer hitching assist
- Trailer tire pressure sensors
- Trailer light test
- Trailer light malfunction warning
- Trailer theft alarm
- Trailer brake controller
- Trailer sway control
- Trailering Assist Guidelines vehicle and trailer reverse assist with visual graphic guidance only
- Power extendable trailer mirrors
- Trailer hitch light
- Illuminated power side steps
- Wheel hub covers
- Exterior mirror LED spot lights
- 20 x 8.5-inch front and rear machined w/painted accents aluminum wheels
- LT275/65SR20 AT BSW front and rear tires
- Trailer wiring harness
- Class IV tow rating
- Trailer hitch
- 3 underbody skid plates
- Spray-in pickup bed liner
- Pickup bed-rail protectors
- Full-size spare tire with steel wheel
- Crank-down spare tire
- 2 front tow hooks
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Mechanical
- AutoTrac part and full-time 4WD
- Duramax 6.6L V-8 diesel direct injection, intercooled turbo, diesel, engine with 470HP
- Duramax 6.6L V-8
- Driver selectable steering effort
- Intercooled turbo
- Allison 10-speed automatic
- Selectable mode transmission
- Transmission electronic control
- Sequential shift control
- Automatic
- Four-wheel drive
- Two-Speed Transfer Case
- Digital Steering Assist speed sensitive power steering
- Lock-up transmission
- Engine block heater
- Front mounted engine
- Compression ignition system
- Longitudinal mounted engine
- Iron engine block
- Aluminum cylinder head
- Overdrive transmission
- Transmission oil cooler
- Duramax V8
- Powertrain type: ICE
- All-speed ABS and driveline traction control
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Safety
- Forward Collision Alert with Automatic Braking
- Front Pedestrian Braking
- HD Rear Vision Camera w/Hitch View rear mounted camera
- Head-up display
- Automatic Emergency Braking predictive brake assist system
- Lane Departure Warning
- Rear Cross-Traffic Alert collision warning
- Teen Driver restricted driving mode/alerts
- HD Surround Vision w/Hitch View aerial view camera
- Video-feed rearview mirror
- Stolen Vehicle Assistance vehicle tracker with vehicle slowdown
- Gauge cluster display size: 12.30
- Front mounted camera with washer
- Right side camera
- Pickup box camera
- Left side camera
- Trailer Side Blind Zone Alert blind spot warning
- Following Distance Indicator
- Auto high-beam headlights
- Immobilizer
- Digital/analog instrumentation display
- Configurable instrumentation gauges
- Electronic stability control system with anti-roll
- Hill Descent Control (HDC)
- Hill start assist
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Entertainment
- Primary monitor touchscreen
- Bluetooth wireless audio streaming
- AudioPilot active noise cancellation
- Premium GMC Infotainment System external memory control
- Internet radio capability
- 2 wireless speakers
- 2 exterior speakers
- Voice activated audio controls
- AM/FM/SiriusXM with 360Lsatellite
- 2 total number of 1st row displays
- 13.4 inch primary display
- Amplifier
- Bose Centerpoint Surround digital signal processor
- 12 speakers
- Seek scan
- Auxiliary input jack
- 3 month satellite trial subscription
- Fixed audio antenna
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Crash Safety Ratings
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FRONT
5 STAR
SIDE
5 STAR
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Disclaimers
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New vehicle pricing includes all offers and incentives. Tax, Title, and Tags not included in vehicle prices shown and must be paid by the purchaser. While great effort is made to ensure the accuracy of the information on this site, errors do occur so please verify information with a customer service rep. This is easily done by calling us or by visiting us at the dealership. **With approved credit. Terms may vary. Monthly payments are only estimates derived from the vehicle price with a 72 month term, 6.99% interest and 20% down payment.
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