Meet the 2025 GMC Sierra 1500 AT4, a full-size pickup truck built for those who demand capability without compromise. This white exterior stands ready to take on any challenge, whether on the road or off it.
This truck comes equipped with an impressive array of features designed for comfort, capability, and convenience:
- EcoTec3 6.2L V8 engine with 420 hp and 460 lb-ft of torque
- Active exhaust with dual, sport-mode capability
- 4WD with auto-locking rear differential and hill descent control
- Premium Bose 7-speaker sound system with SiriusXM 360L trial subscription
- Navigation system with wireless Apple CarPlay and Android Auto
- HD surround vision with rear cross traffic braking and rear pedestrian detection
- Integrated trailer brake controller with hitch guidance and hitch view
- Heated and ventilated front seats with 10-way power adjustment and lumbar support
- Heated rear outboard seats for second-row comfort
- Spray-on pickup bedliner with GMC logo
- Remote vehicle starter system and push button start
- 120-volt bed-mounted and interior power outlets with wireless charging
The AT4 package positions this Sierra as a serious off-road contender while maintaining everyday livability. You'll find the off-road suspension tuned for rough terrain, while the Preferred Equipment Group 4SB and Trailering Package deliver practical enhancements for hauling and towing responsibilities. The spray-on bedliner protects your cargo area, and the integrated trailering system keeps you connected to what you're towing.
Inside, you're treated to thoughtful design and genuine comfort. Perforated leather seat trim, heated and ventilated front seats, and a heated steering wheel address comfort across seasons. The premium audio system paired with wireless connectivity keeps you entertained, while the navigation system with traffic data keeps you informed.
The Sierra 1500 AT4 is equipped with advanced safety systems including automatic emergency braking, lane keep assist with lane departure warning, forward collision alert, and front pedestrian braking. The OnStar emergency communication system provides added peace of mind, while the security system protects your investment.
With 14 MPG city and 17 MPG highway, this 6.2L truck delivers substantial capability. The 10-speed automatic transmission works seamlessly with the sophisticated engine management, including dynamic fuel management technology.
This Sierra 1500 AT4 represents a premium choice for buyers who understand that a truck should be more than utilitarianâ"it should be refined, capable, and a genuine pleasure to own. We invite you to experience it firsthand and see why the AT4 stands apart in its class.
Used 2025 GMCSierra 1500 AT4 Truck Crew Cab
- Exterior Color
- Summit White
- Interior Color
- Jet Black With Kalahari Accents
- Odometer
- 13,189 miles
- Body/Seating
- Truck Crew Cab/5 seats
- Seats
- 5 seats
- Fuel Economy
- 15/19 MPG City/Hwy
- Transmission
- Automatic
- Drivetrain
- 4WD
- Engine
- 8
- VIN
- 1GTUUEEL2SZ279519
- Stock Number
- CP1828
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
Standard 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
- Wheel size: 18"
- 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
- Compressor: Not Available
- Cylinder configuration: V-8
- Cylinder deactivation
- Drive type: four-wheel
- Engine liters: 6.2L
- Engine location: front
- Fuel economy city: 15mpg
- Fuel economy combined: 24mpg
- Fuel economy highway: 19mpg
- Fuel tank capacity: 24.0gal.
- Horsepower: 420hp @ 5,600RPM
- Hybrid traction battery type: none
- Manual-shift auto
- Mode select transmission
- Number of valves: 16
- Rear locking differential
- Recommended fuel: Premium Unleaded
- Standard fuel economy fuel type: gasoline
- Torque: 460 lb.-ft. @ 4,100RPM
- 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
- Compression ratio: 11.50 to 1
- Curb weight: 2,454kg (5,410lbs)
- Engine bore x stroke: 103.3mm x 92.0mm (4.07" x 3.62")
- Engine displacement: 6.2 L
- Engine torque: 460 lb.-ft. @ 4,100RPM
- 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")
- GVWR: 3,221kg (7,100lbs)
- Greenhouse Gas Score (GG): 4
- Payload: 753kg (1,660lbs)
- 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")
- Towing capacity: 4,037kg (8,900lbs)
- 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
Dealer Notes
*The advertised price does not include sales tax, vehicle registration fees, finance charges, and any other fees required by law. Price INCLDUES $490 PA documentation fee. We attempt to update this inventory on a regular basis. However, there can be lag time between the sale of a vehicle and the update of the inventory. Although every reasonable effort has been made to ensure the accuracy of the information contained on this site, absolute accuracy cannot be guaranteed. This site, and all information and materials appearing on it, are presented to the user "as is" without warranty of any kind, either express or implied. All vehicles are subject to prior sale.