This 2025 GMC Sierra 1500 Denali in Thunderstorm Gray represents premium truck capability with commanding presence and refined comfort. Built to handle serious work while delivering the refinement you expect from the Denali lineup, this Sierra 1500 combines capability with sophistication.
- EcoTec3 6.2L V8 engine with 420 hp and 460 lb-ft of torque
- Dual Active Exhaust with Sport-Mode capability
- Denali Reserve Package with premium appointments
- GMC MultiPro Power Steps with integrated functionality
- 22" Painted Aluminum Wheels with Machining and Bright Chrome Inserts
- Power Sunroof with premium glass
- 12-Way Power Driver Seat with Lumbar Support and Ventilation
- 12-Way Power Passenger Seat with Lumbar Support and Ventilation
- Heated and Ventilated Front Seats with Heated Rear Outboard Seating
- Forge Perforated Leather Seat Trim throughout
- Premium Bose 7-Speaker Sound System with SiriusXM 360L
- Premium GMC Infotainment System with Navigation
- Wireless Apple CarPlay and Android Auto Integration
- Multicolor 15" Head-Up Display
- HD Surround Vision with Rear Camera Mirror
This truck delivers impressive fuel efficiency at 15 city and 19 highway mpg, accounting for the substantial V8 power under the hood. The adaptive suspension system and electronic controls work together to provide a smooth ride whether you're navigating city streets or tackling rugged terrain. Four-wheel drive capability gives you confidence in challenging conditions, while the integrated trailer brake controller and in-vehicle trailering system app make towing straightforward and manageable.
The Sierra 1500 Denali incorporates advanced safety technology throughout. Lane Keep Assist with Lane Departure Warning helps maintain your position on the road, while Rear Cross Traffic Braking provides additional protection when backing. Forward Collision Alert and Rear Pedestrian Detection add layers of awareness, and the Enhanced Automatic Emergency Braking system responds to potential hazards. The safety alert seat notifies you of detected safety concerns, keeping you informed and prepared.
This vehicle has been certified according to manufacturer standards and rigorous inspection protocols. Each system has been thoroughly evaluated to ensure it meets the quality and performance expectations you deserve. Certification provides documented proof of condition and reliability, giving you confidence in your investment.
The interior combines practical functionality with genuine luxury. Genuine wood dashboard, console, and door panel inserts create a refined atmosphere, while the heated steering wheel and wireless charging pad add everyday convenience. Rear underseat storage provides discreet organization, and the floor-mounted center console keeps essentials within reach. Whether you're conducting business or enjoying leisure time, the thoughtfully designed cabin supports both productivity and comfort.
The 4WD system paired with this powerhouse engine makes this Denali capable of handling serious demands. The auto-locking rear differential and hill descent control enhance traction and control in various situations. Chrome recovery hooks, hitch guidance, and hitch view camera provisions demonstrate GMC's commitment to making truck duties manageable. This is a vehicle built to work when called upon and to deliver refined comfort when it's time to relax.
We invite you to examine this 2025 Sierra 1500 Denali in person. The combination of authentic luxury and genuine truck capability deserves to be experienced firsthand. Contact us today to schedule your private showing and discover what this truck can bring to your life.
Certified Pre Owned 2025 GMCSierra 1500 Denali
- Exterior Color
- Thunderstorm Gray
- Interior Color
- Black
- Odometer
- 30,910 miles
- Body/Seating
- Truck/5 seats
- Seats
- 5 seats
- Transmission
- 10-Speed Automatic
- Drivetrain
- 4WD
- Engine
- EcoTec3 6.2L V8
- VIN
- 3GTUUGEL0SG215118
- Stock Number
- SG215118A
Highlighted Features
- Navigation system
- Lane departure
- Leather upholstery
- Automatic temperature control
- Emergency communication system
- Wireless phone connectivity
- Parking sensors
- Exterior parking camera front
- Exterior parking camera left
- Exterior parking camera right
- Exterior parking camera rear
- Front dual zone A/C
Included Packages & Accessories
- Navigation System
- 7 Speakers
- AM/FM radio: SiriusXM with 360L
- Radio data system
- SiriusXM w/360L Trial Subscription
- Air Conditioning
- Automatic temperature control
- Front dual zone A/C
- Rear window defroster
- Memory seat
- Power driver seat
- Power Front Passenger Windows w/Express Up/Down
- Power Front Windows w/Driver Express Up/Down
- Power Rear Windows w/Express Down
- Power steering
- Power windows
- Remote keyless entry
- Steering wheel mounted audio controls
- Adaptive suspension
- Power Rake & Telescoping Steering Column
- Speed-sensing steering
- Traction control
- 4-Wheel Disc Brakes
- ABS brakes
- Dual front impact airbags
- Dual front side impact airbags
- Emergency communication system: OnStar
- Enhanced Automatic Emergency Braking
- Front anti-roll bar
- Front wheel independent suspension
- Keyless Open & Start
- Low tire pressure warning
- Occupant sensing airbag
- Overhead airbag
- Brake Assist
- Electronic Stability Control
- Auto High-beam Headlights
- Delay-off headlights
- Front fog lights
- Fully automatic headlights
- Panic alarm
- Security system
- Theft Deterrent System (Unauthorized Entry)
- Speed control
- Auto-dimming door mirrors
- Bumpers: body-color
- Chrome Header w/Signature Denali Chrome Grille
- Chrome Wheel To Wheel Assist Steps
- Denali Premium Suspension w/Adaptive Ride Control
- Dual Active Exhaust
- Heated door mirrors
- IntelliBeam Automatic High Beam On/Off
- Power door mirrors
- Rear step bumper
- Spray-On Pickup Bedliner w/GMC Logo
- Apple CarPlay/Android Auto
- Auto-dimming Rear-View mirror
- Buckle to Drive
- Compass
- Driver door bin
- Driver vanity mirror
- Following Distance Indicator
- Forward Collision Alert
- Front Pedestrian Braking
- Front reading lights
- Garage door transmitter
- Genuine wood console insert
- Genuine wood dashboard insert
- Genuine wood door panel insert
- Heated steering wheel
- Illuminated entry
- Lane Keep Assist w/Lane Departure Warning
- Outside temperature display
- Overhead console
- Passenger vanity mirror
- Rear reading lights
- Rear seat center armrest
- Rear Underseat Storage (LPO)
- Safety Alert Seat
- Tachometer
- Telescoping steering wheel
- Tilt steering wheel
- Trip computer
- Ultrasonic Front & Rear Park Assist
- Voltmeter
- 12-Way Power Driver Seat Adjuster w/Lumbar
- 12-Way Power Passenger Seat Adjuster w/Lumbar
- Forge Perforated Leather Seat Trim
- Front Center Armrest
- Heated Driver & Front Outboard Passenger Seating
- Heated front seats
- Heated rear seats
- Power passenger seat
- Split folding rear seat
- Ventilated Driver & Front Passenger Seats
- Ventilated front seats
- Passenger door bin
- In-Vehicle Trailering System App
- Alloy wheels
- Wheel Locks (Set of 4) (LPO)
- Wheels: 20" x 9" Multi-Dimensional Polished Alum
- Power Sliding Rear Window w/Rear Defogger
- Rain sensing wipers
- Variably intermittent wipers
- 3.23 Rear Axle Ratio
- Denali Reserve Package
- Preferred Equipment Group 5SA
- Technology Package
- Trailering Package
- Premium Bose 7-Speaker Sound System
- Radio: Premium GMC Infotainment Audio System
- Steering Wheel Audio Controls
- Electric Rear-Window Defogger
- 120-Volt Bed Mounted Power Outlet
- 120-Volt Interior Power Outlet
- Driver Memory
- Push Button Start
- Remote Vehicle Starter System
- Universal Home Remote
- Auto-Locking Rear Differential
- Power Door Locks
- Power Sunroof
- Hill Descent Control
- Perimeter Lighting
- 170 Amp Alternator
- Auxiliary External Transmission Oil Cooler
- Heavy-Duty Air Filter
- GMC MultiPro Power Steps
- LED Cargo Area Lighting
- Rear Wheelhouse Liners
- 2 Charge/Data USB Ports Inside Center Console
- 2 Type-C Charge-Only Rear USB Ports
- 2 USB Ports
- Bed View Camera
- Color-Keyed Carpeting Floor Covering
- Floor-Mounted Center Console
- HD Surround Vision
- Multicolor 15" Diagonal Head-Up Display
- OnStar Services Capable
- Rear Camera Mirror
- Rear Cross Traffic Braking
- Rear Pedestrian Detection
- Trailer Camera Provisions
- Trailer Side Blind Zone Alert
- Wi-Fi Hotspot Capable
- Wireless Apple CarPlay/Wireless Android Auto
- Wireless Charging
- Front Bucket Seats
- Heated 2nd Row Outboard Seats
- Chrome Recovery Hooks
- Hitch Guidance
- Hitch View
- Integrated Trailer Brake Controller
- Wheels: 22" x 9" Painted Aluminum
- Deep-Tinted Glass
- Front Rain-Sensing Wipers
Detailed Specifications
- 1-touch down
- 1-touch up
- Adaptive Cruise Control
- Air conditioning
- Auto-dimming rearview mirror
- Automatic temperature control
- Driver door bin
- Driver vanity mirror
- Emergency communication system: OnStar
- Front beverage holders
- Front dual zone A/C
- Garage door transmitter
- Heated steering wheel
- Illuminated entry
- Memory seat
- Navigation system
- Overhead console
- Passenger door bin
- Passenger vanity mirror
- Power windows
- Proximity key: doors and push button start
- Rear beverage holders
- Rear door bins
- Remote engine start
- Remote keyless entry
- Speed control
- Surround View Monitor: HD Surround Vision w/Hitch View yes
- Telescoping steering wheel
- Tilt steering wheel
- Adaptive suspension
- Alloy wheels
- Front anti-roll bar
- Front wheel independent suspension
- Power steering
- Speed-sensing steering
- Tires: all-terrain
- 1st row LCD monitors: 2
- Primary LCD size: 13.4"
- Radio data system
- Smart device integration: Apple CarPlay/Android Auto
- Speaker type: Bose
- Speakers: 7
- Steering wheel mounted audio controls
- Turn-by-turn navigation directions: OnStar Turn-by-Turn Navigation
- Wireless Phone Charger: front
- Wireless phone connectivity: Bluetooth
- Front center armrest
- Front seats: bucket
- Genuine wood console insert
- Genuine wood dashboard insert
- Genuine wood door panel insert
- Heated front seats
- Heated rear seats
- Leather upholstery
- Max seating capacity: 5
- Power 4-way driver lumbar support
- Power 4-way passenger lumbar support
- Power driver seat
- Power passenger seat
- Rear seat center armrest
- Rear seats: split-bench
- Rear seats Folding position: fold-up cushion
- Seat Upholstery: leather
- Split folding rear seat
- Ventilated front seats
- Cylinder deactivation
- Drive type: four-wheel
- Electric motor 1 torque: none
- Electric motor horsepower: none
- Engine location: front
- Fuel economy city: 15mpg
- Fuel economy combined: 17mpg
- Fuel economy highway: 19mpg
- Fuel tank capacity: 24.0gal.
- Hybrid electric powertrain type: none
- Hybrid system combined power torque: none
- Hybrid system net power: none
- Hybrid traction battery type: none
- Manual-shift auto
- Mode select transmission
- Rear locking differential
- Transmission: 10 speed automatic
- Variable valve control
- Approach angle: 19 deg
- Departure angle: 24 deg
- Ground clearance (min): 206mm (8.1")
- Ramp breakover angle: 18 deg
- Auto-dimming door mirrors
- Bedliner
- Bumpers: body-color
- Door mirrors: chrome
- Heated door mirrors
- Hitch Class: IV
- Left rear passenger door: conventional
- Power door mirrors
- Rear cargo: tailgate
- Rear step bumper
- Right rear passenger: conventional
- Tailpipe finisher: chrome
- Trailer hitch
- Trailer sway control
- Exterior body width: 2,063mm (81.2")
- Exterior height: 1,918mm (75.5")
- Exterior length: 5,890mm (231.9")
- Front headroom: 1,092mm (43.0")
- Front hiproom: 1,544mm (60.8")
- Front legroom: 1,131mm (44.5")
- Front shoulder room: 1,638mm (64.5")
- Greenhouse Gas Score (GG): 3
- Rear headroom: 1,019mm (40.1")
- Rear hiproom: 1,505mm (59.2")
- Rear legroom: 1,102mm (43.4")
- Rear shoulder room: 1,656mm (65.2")
- Turning radius: 7.1m (23.5')
- Wheelbase: 3,744mm (147.4")
- Appearance: analog
- Auto high-beam headlights
- Blind spot: Trailer Side Blind Zone Alert warning
- Compass
- Configurable
- Delay-off headlights
- Exterior parking camera cargo
- Exterior parking camera front
- Exterior parking camera left
- Exterior parking camera rear: HD Rear Vision Camera w/Hitch View yes
- Exterior parking camera right
- Front fog lights
- Front reading lights
- Fully automatic headlights
- Lane departure: Lane Keep Assist with Lane Departure Warning active
- Low tire pressure warning
- Oil pressure gauge
- Outside temperature display
- Parking sensors: Front and Rear Park Assist front and rear
- Rain sensing wipers
- Rear reading lights
- Rear window defroster
- Tachometer
- Trip computer
- Variably intermittent wipers
- Voltmeter
- 4 wheel disc brakes
- ABS brakes
- Brake assist
- Dual front impact airbags
- Dual front side impact airbags
- Electronic stability
- Forward collision: Forward Collision Alert with Automatic Braking mitigation
- Front pedestrian detection: prevention
- Ignition disable
- Occupant sensing airbag
- Overhead airbag
- Panic alarm
- Perimeter/approach lights
- Rear collision: Rear Cross Traffic Braking mitigation
- Security system
- Traction control
Standard Features
- Technology Package
- Power Sunroof
- GMC MultiPro Power Steps
- Wheels: 22" x 9" Painted Aluminum
- Rear Camera Mirror
- Multicolor 15" Diagonal Head-Up Display
- Rear Cross Traffic Braking
- Rear Pedestrian Detection
- Premium Bose 7-Speaker Sound System
- Floor-Mounted Center Console
- Electric Rear-Window Defogger
- Power Door Locks
- Push Button Start
- Remote Vehicle Starter System
- Color-Keyed Carpeting Floor Covering
- OnStar Services Capable
- Wi-Fi Hotspot Capable
- 120-Volt Interior Power Outlet
- 2 Type-C Charge-Only Rear USB Ports
- 2 USB Ports
- 2 Charge/Data USB Ports Inside Center Console
- HD Surround Vision
- Trailer Side Blind Zone Alert
- Trailer Camera Provisions
- Bed View Camera
- Heated 2nd Row Outboard Seats
- Steering Wheel Audio Controls
- Universal Home Remote
- Wireless Charging
- Deep-Tinted Glass
- LED Cargo Area Lighting
- Perimeter Lighting
- Chrome Recovery Hooks
- Rear Wheelhouse Liners
- Front Rain-Sensing Wipers
- Trailering Package
- Hitch View
- 170 Amp Alternator
- Heavy-Duty Air Filter
- Auxiliary External Transmission Oil Cooler
- Auto-Locking Rear Differential
- Hill Descent Control
- Integrated Trailer Brake Controller
- Driver Memory
- Premium Bose 7-Speaker Sound System
- Wireless Apple CarPlay/Wireless Android Auto
- 120-Volt Bed Mounted Power Outlet
- Hitch Guidance
Dealer Notes
KBB.com Consumer Reviews
****** All pricing (Mac Haik CDJR discount, rebates, dealer cash, promotions) All vehicles include a $1000 finance rebate and $500 trade in assistance on in stock only vehicles. If you do not finance or trade you may not qualify for all assistance. Pricing does not include dealer added equipment. If you do not qualify for all rebates, finance or trade rebates, vehicle pricing is subject to change. Photos are checked for accuracy but are for illustration purpose only verify with dealer. Call now for greater savings!