Meet the 2025 GMC Sierra 1500 AT4, a truck engineered for those who demand capability, comfort, and commanding presence on every road and trail.
- Panoramic Sunroof
- Premium Bose 7-Speaker Sound System with SiriusXM 360L Trial
- Wireless Apple CarPlay and Android Auto Integration
- Advanced Safety Suite: Automatic Emergency Braking, Lane Keep Assist, Rear Cross Traffic Braking, and Rear Pedestrian Detection
- Multicolor 15" Head-Up Display with Navigation
- Heated and Ventilated Leather Front Seats with 10-Way Power Adjustments
- Heated Steering Wheel and Rear Outboard Seats
- Bed View Camera and HD Surround Vision with Rear Camera Mirror
- Integrated Trailer Brake Controller with In-Vehicle Trailering App
- Ultrasonic Front and Rear Park Assist with Trailer Side Blind Zone Alert
- Auto-Locking Rear Differential with Hill Descent Control
- 120-Volt Interior and Bed-Mounted Power Outlets
- Spray-On Pickup Bedliner with GMC Logo
- Remote Vehicle Starter with Push Button Start
- Wireless Phone Charging
This Sierra 1500 AT4 combines rugged off-road capability with refined on-road comfort. The 3.0L I6 engine paired with a 10-speed automatic and 4WD delivers the power you need, while achieving 21 city and 24 highway mpg for efficient operation. The AT4 Preferred and Premium Packages, along with the Technology and Trailering Packages, equip this truck with advanced features for modern drivers who refuse to compromise.
The cabin showcases premium materials and thoughtful design. Perforated leather seat trim, heated and ventilated seating for driver and front passenger, and a comprehensive climate control system create an inviting environment. The integrated technology suiteâ"including the premium infotainment system, wireless connectivity, and multiple charging portsâ"keeps you connected and charged throughout your day.
Safety and capability work together seamlessly in this AT4. The advanced camera systems, including bed view and trailer camera provisions, provide visibility when you need it most. The integrated trailer brake controller and in-vehicle trailering app make towing straightforward and controlled. Off-road features like the auto-locking rear differential, hill descent control, and high-clearance step ready this truck for adventure beyond pavement.
Every detail reflects GMC's commitment to quality. The adaptive suspension, all-terrain capabilities, and premium construction ensure this Sierra handles daily commutes, weekend getaways, and serious work with equal confidence. The 20-inch machined aluminum wheels and body-color bumpers deliver polished sophistication while maintaining the truck's commanding stance.
This 2025 GMC Sierra 1500 AT4 is ready to serve your needs today and for years to come. We invite you to experience its capability and comfort firsthand at our showroom.
Used 2025 GMCSierra 1500 AT4
- Diesel
- Exterior Color
- Onyx Black
- Interior Color
- Jet Black
- Odometer
- 24,808 miles
- Body/Seating
- Truck Crew Cab/5 seats
- Seats
- 5 seats
- Fuel Economy
- 22/26 MPG City/Hwy
- Transmission
- 10-Speed Automatic
- Drivetrain
- 4x4
- Engine
- I-6 cyl
- VIN
- 1GTUUEE83SZ218983
- Stock Number
- SZ218983
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
- 3 Years SiriusXM
- 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
- 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
- Front anti-roll bar
- Front wheel independent suspension
- Keyless Open & Start
- Low tire pressure warning
- Occupant sensing airbag
- Overhead airbag
- Power Sunroof
- 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
- Block heater
- Engine Block Heater
- Auto-dimming door mirrors
- Black Sport Step (LPO)
- Bumpers: body-color
- Front License Plate Kit
- Heated door mirrors
- IntelliBeam Automatic High Beam On/Off
- Off-Road High Clearance Step (LPO)
- Power door mirrors
- Rear step bumper
- Spray-On Pickup Bedliner w/GMC Logo
- All-Weather Floor Liners w/AT4 Logo (LPO)
- Apple CarPlay/Android Auto
- Auto-dimming Rear-View mirror
- Automatic Emergency Braking
- Buckle to Drive
- Compass
- Driver door bin
- Driver vanity mirror
- Following Distance Indicator
- Forward Collision Alert
- Front Pedestrian Braking
- Front Prem Floor Liners w/Removable Carpet Insert
- Front reading lights
- Heated steering wheel
- Illuminated entry
- Lane Keep Assist w/Lane Departure Warning
- Outside temperature display
- Overhead console
- Passenger vanity mirror
- Rear Prem Floor Liners w/Removable Carpet Insert
- Rear reading lights
- Rear seat center armrest
- Safety Alert Seat
- Tachometer
- Telescoping steering wheel
- Tilt steering wheel
- Trip computer
- Ultrasonic Front & Rear Park Assist
- Voltmeter
- 10-Way Power Driver Seat Adjuster w/Lumbar
- 10-Way Power Passenger Seat Adjuster w/Lumbar
- Front Center Armrest
- Heated Driver & Front Outboard Passenger Seating
- Heated front seats
- Heated rear seats
- Perforated Front Leather Seat Trim
- Power passenger seat
- Split folding rear seat
- Ventilated Driver & Front Passenger Seats
- Ventilated front seats
- Hard Folding Truck Bed Cover (LPO)
- Passenger door bin
- In-Vehicle Trailering System App
- Alloy wheels
- Power Sliding Rear Window w/Rear Defogger
- Rain sensing wipers
- Variably intermittent wipers
- 3.23 Rear Axle Ratio
- Panoramic Sunroof
- AT4 Preferred Package
- AT4 Premium Package
- Preferred Equipment Group 4SB
- 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
- Off-Road Suspension
- Power Door Locks
- Hill Descent Control
- Perimeter Lighting
- 220 Amp Alternator
- Heavy-Duty Air Filter
- Black Chrome Grille Insert Bars
- 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
- Hitch Guidance
- Hitch View
- Integrated Trailer Brake Controller
- Red Recovery Hooks
- Wheels: 20" x 9" Machined 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
- 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
- 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
- Heated front seats
- Heated rear seats
- Leather upholstery
- Max seating capacity: 5
- Power 2-way driver lumbar support
- Power 2-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
- Block heater
- Drive type: four-wheel
- Engine location: front
- Fuel economy city: 22mpg
- Fuel economy combined: 24mpg
- Fuel economy highway: 26mpg
- Fuel tank capacity: 24.0gal.
- Hybrid traction battery type: none
- Manual-shift auto
- Mode select transmission
- Rear locking differential
- Transmission: 10 speed automatic
- Variable intake manifold
- Variable valve control
- Approach angle: 26 deg
- Departure angle: 26 deg
- Ground clearance (min): 282mm (11.1")
- Ramp breakover angle: 20 deg
- Auto-dimming door mirrors
- Bedliner
- Bumpers: body-color
- Heated door mirrors
- Hitch Class: IV
- Left rear passenger door: conventional
- Power door mirrors
- Rear cargo: tailgate
- Rear step bumper
- Right rear passenger: conventional
- Skid plates
- Tailpipe finisher: chrome
- Trailer hitch
- Trailer sway control
- Exterior body width: 2,063mm (81.2")
- Exterior height: 1,990mm (78.3")
- Exterior length: 5,916mm (232.9")
- 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): 4
- Rear headroom: 1,019mm (40.1")
- Rear hiproom: 1,505mm (59.2")
- Rear legroom: 1,102mm (43.4")
- Rear shoulder room: 1,626mm (64.0")
- Turning radius: 7.2m (23.7')
- Wheelbase: 3,747mm (147.5")
- Appearance: analog
- Auto high-beam headlights
- Blind spot: Trailer Side Blind Zone Alert warning
- Compass
- Configurable
- Delay-off headlights
- 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
- Rear Camera Mirror
- Multicolor 15" Diagonal Head-Up Display
- Bed View Camera
- AT4 Preferred Package
- Universal Home Remote
- 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
- Heated 2nd Row Outboard Seats
- Steering Wheel Audio Controls
- Wireless Charging
- Deep-Tinted Glass
- Black Chrome Grille Insert Bars
- LED Cargo Area Lighting
- Perimeter Lighting
- Red Recovery Hooks
- Wheels: 20" x 9" Machined Aluminum
- Rear Wheelhouse Liners
- Front Rain-Sensing Wipers
- Trailering Package
- Hitch View
- 220 Amp Alternator
- Heavy-Duty Air Filter
- Auto-Locking Rear Differential
- Hill Descent Control
- Off-Road Suspension
- 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
