2026 GMC Sierra 1500 AT4X

New

MSRP: $87,074
Featured Price: Please Call
Processing Fee: $799
Purchase AllowanceDetails: -$1,750
Bonus CashDetails: -$1,500
John Miles Price: $84,623
Trade AssistanceDetails: -$3,500
GM Military OfferDetails: -$500
GM First Responder OfferDetails: -$500

John Miles Chevrolet Buick GMC

Location Details

Call 770-648-3336

We’re here to help

Exterior Color: Onyx Black
Interior Color: Obsidian Rush, Full grain leather front seat trim
Body/Seating: Truck/5 seats
Fuel Economy: 14/16 MPG City/Hwy

Transmission: Automatic
Drivetrain: 4WD
Engine: 6.2L EcoTec3 V8 engine
VIN: 3GTUUFEL2TG389199

Navigation system
Lane departure
Leather upholstery
Automatic temperature control
Emergency communication system
Power moonroof
Wireless phone connectivity
Parking sensors
Exterior parking camera front
Exterior parking camera left
Exterior parking camera right
Exterior parking camera rear

Convenience Features

Suspension/Handling

Alloy wheels
Front anti-roll bar
Front tires: 275/70SR18.0
Front wheel independent suspension
Power steering
Rear tires: 275/70SR18.0
Speed-sensing steering
Wheel size: 18"

Entertainment Features

1st row LCD monitors: 2
AM/FM radio: SiriusXM
Primary LCD size: 13.4"
Radio data system
Satellite radio trial duration with new vehicle purchase (months): 36
Smart device integration: Apple CarPlay/Android Auto
Speaker type: Bose
Speakers: 12
Steering wheel mounted audio controls
Turn-by-turn navigation directions: OnStar Turn-by-Turn Navigation
Wireless Phone Charger: front
Wireless phone connectivity: Bluetooth

Warranty

Basic warranty: 36 months/36,000miles
Corrosion perforation warranty: 72 months/100,000miles
Diesel engine warranty: 60 months/100,000miles
Maintenance warranty: 12 months/ unlimited distance
Powertrain warranty: 60 months/60,000miles
Roadside assistance coverage: 60 months/60,000miles

Seats and Trim

Front center armrest
Front seats: bucket
Genuine wood dashboard insert
Genuine wood door panel insert
Heated front seats
Heated rear seats
Leather steering wheel
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

Powertrain

Block heater
Compressor: Not Available
Cylinder configuration: V-8
Cylinder deactivation
Drive type: four-wheel
Engine liters: 6.2L
Engine location: front
Front locking differential
Fuel economy city: 14mpg
Fuel economy combined: 19mpg
Fuel economy highway: 16mpg
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

Off-Road Capability

Approach angle: 26 deg
Departure angle: 23 deg
Ground clearance (min): 292mm (11.5")
Ramp breakover angle: 23 deg

Body Exterior

Auto-dimming door mirrors
Bedliner
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
Trailer hitch
Trailer sway control

Specs and Dimensions

Compression ratio: 11.50 to 1
Curb weight: 2,595kg (5,720lbs)
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: 1,998mm (78.7")
Exterior length: 5,944mm (234.0")
Front headroom: 1,013mm (39.9")
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): 3
Payload: 612kg (1,350lbs)
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: 3,946kg (8,700lbs)
Turning radius: 7.2m (23.7')
Wheelbase: 3,747mm (147.5")

Lighting, Visibility and Instrumentation

Appearance: digital/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
Heads up display
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

Safety and Security

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
Tracker system: Stolen Vehicle Assistance
Traction control

Looking for a new car at an affordable price? What a great deal on this 2026 GMC!

Go anywhere versatility with roomy practicality! It includes heated seats, automatic temperature control, a bedliner, and power seats. It features four-wheel drive capabilities, a durable automatic transmission, and a powerful 8 cylinder engine.

We pride ourselves on providing excellent customer service. Stop by our dealership or give us a call for more information.

Factory warranty

36 months/36,000miles from the vehicle's original in-service date

A name you can trust

John Miles Chevrolet Buick GMC is dedicated to your satisfaction before, during, and after your purchase. We'll go the extra mile to take care of you.

0.0out of 5 overall

Disclaimer: The Manufacturer’s Suggested Retail Price excludes tax, title, license, dealer fees and optional equipment. Dealer sets final price.

*Dealer Discount applied to everyone

Advertised prices do not include any aftermarket accessories or dealer-installed add-ons. Additional charges may apply for optional equipment, customization, or upgrades installed after the vehicle's arrival. Final pricing is subject to change based on selected features, accessories, and dealer-installed options.