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2020 GMC Sierra 1500 AT4
EcoTec3 6.2L V8,
AT4,
10-Speed Automatic,
3GTP9EEL7LG195891
Stock
P3671
Mileage
57,775
Starting Price
$66,340
Dealer Discount
- $25,501
Sale Price
$40,839
Vehicle Information
Stock:
P3671
VIN:
3GTP9EEL7LG195891
Dealer:
DealerSocket VW
Type:
Used
Year:
2020
Make:
GMC
Model:
Sierra 1500
Mileage:
57,775
Dealer Certified:
No
Certified:
No
Date in Stock:
10/28/2025
Trim:
AT4
Model Number:
TK10543
Body Style:
4D Crew Cab
Transmission:
10-Speed Automatic
Doors:
4
Cylinders:
8
Description:
EcoTec3 6.2L V8
Drivetrain:
4WD
Fuel Type:
Gasoline
Exterior Color:
Onyx Black
Interior Color:
Jet Black With Kalahari Accents
Upholstery:
Leather
EPA City:
15
EPA Highway:
19
Portions of the data provided are © 2026 Autodata, Inc. dba ChromeData
EQUIPMENT DETAIL
Generic
- 10-Way Power Driver Seat Adjuster w/Lumbar
- 10-Way Power Passenger Seat Adjuster w/Lumbar
- 12-Volt Rear Auxiliary Power Outlet
- 120-Volt Bed Mounted Power Outlet
- 120-Volt Instrument Panel Power Outlet
- 170 Amp Alternator
- 2 USB Ports
- 2 USB Ports (1st Row)
- 3.23 Rear Axle Ratio
- 4-Wheel Disc Brakes
- 4.2" Diagonal Color Display Driver Info Center
- 4G LTE Wi-Fi Hotspot Capable
- 6 Speakers
- 6" Rectangular Black Tubular Assist Steps (LPO)
- 6-Speaker Audio System Feature
- 8" Driver Information Center
- ABS brakes
- Adaptive Cruise Control - Camera
- Air Conditioning
- All-Weather Floor Liners w/AT4 Logo (LPO)
- Alloy wheels
- AM/FM radio: SiriusXM with 360L
- Apple CarPlay/Android Auto
- AT4 Preferred Package
- AT4 Premium Package
- Auto-dimming door mirrors
- Auto-dimming Rear-View mirror
- Automatic Emergency Braking
- Automatic temperature control
- Auxiliary External Transmission Oil Cooler
- Bed View Camera
- Body-Color Surround Grille
- Brake assist
- Bumpers: body-color
- Color-Keyed Carpeting Floor Covering
- Compass
- Deep-Tinted Glass
- Delay-off headlights
- Driver Alert Package I
- Driver Alert Package II
- Driver door bin
- Driver Memory
- Driver vanity mirror
- Dual front impact airbags
- Dual front side impact airbags
- Electric Rear-Window Defogger
- Electrical Lock Control Steering Column
- Electronic Stability Control
- Floor-Mounted Center Console
- Following Distance Indicator
- Forward Collision Alert
- Front anti-roll bar
- Front Bucket Seats
- Front Center Armrest
- Front dual zone A/C
- Front fog lights
- Front License Plate Kit
- Front Pedestrian Braking
- Front reading lights
- Front wheel independent suspension
- Fully automatic headlights
- GMC Connected Access Capable
- HD Radio
- HD Rear Vision Camera
- HD Surround Vision w/2 Trailer View Camera Provisions
- Heated 2nd Row Outboard Seats
- Heated door mirrors
- Heated Driver & Front Outboard Passenger Seating
- Heated front seats
- Heated rear seats
- Heated steering wheel
- Heavy-Duty Rear Locking Differential
- High Gloss Black Mirror Caps
- High-Capacity Air Filter
- Hill Descent Control
- Hitch Guidance
- Hitch Guidance w/Hitch View
- Illuminated entry
- In-Vehicle Trailering App
- Integrated Trailer Brake Controller
- IntelliBeam Automatic High Beam On/Off
- Keyless Open & Start
- Lane Change Alert w/Side Blind Zone Alert
- Lane Keep Assist w/Lane Departure Warning
- LED Cargo Area Lighting
- Low tire pressure warning
- Manual Tilt-Wheel & Telescoping Steering Column
- Memory seat
- Multicolor 15" Diagonal Head-Up Display
- MultiPro Audio System by Kicker
- Occupant sensing airbag
- Off-Road Suspension
- OnStar & GMC Connected Services Capable
- Outside temperature display
- Overhead airbag
- Overhead console
- Panic alarm
- Passenger door bin
- Passenger vanity mirror
- Perforated Leather-Appointed Front Seat Trim
- Perimeter Lighting
- Power Door Locks
- Power door mirrors
- Power driver seat
- Power Front Passenger Windows w/Express Up/Down
- Power Front Windows w/Driver Express Up/Down
- Power passenger seat
- Power Rear Windows w/Express Down
- Power Sliding Rear Window w/Rear Defogger
- Power steering
- Power Sunroof
- Power windows
- Preferred Equipment Group 4SB
- Premium audio system: GMC Infotainment System
- Premium Bose 7-Speaker Sound System
- ProGrade Trailering System
- Radio data system
- Radio: Premium GMC Infotainment Sys w/Multi-Touch
- Radio: Premium GMC Infotainment Sys w/Navigation
- Rear Camera Mirror
- Rear Cross Traffic Alert
- Rear Dual USB Charging-Only Ports
- Rear reading lights
- Rear seat center armrest
- Rear step bumper
- Rear Wheelhouse Liners
- Rear window defroster
- Red Recovery Hooks
- Remote keyless entry
- Remote Vehicle Starter System
- Safety Alert Seat
- Security system
- SiriusXM w/360L
- Speed control
- Speed-sensing steering
- Split folding rear seat
- Spray-On Pickup Bed Liner w/AT4 Logo
- Steering Wheel Audio Controls
- Steering wheel mounted audio controls
- Tachometer
- Technology Package
- Telescoping steering wheel
- Theft Deterrent System (Unauthorized Entry)
- Tilt steering wheel
- Traction control
- Trailering Package
- Trip computer
- Ultrasonic Front & Rear Park Assist
- Universal Home Remote
- Variably intermittent wipers
- Ventilated Driver & Front Passenger Seats
- Ventilated front seats
- Voltmeter
- Wheels: 20" x 9" Machined Aluminum
- Wireless Charging
ABOUT THIS VEHICLE
Discover the unparalleled capability and refined sophistication of the 2020 GMC Sierra 1500 AT4. This exceptional vehicle is designed to conquer any terrain, while delivering a driving experience that will leave you captivated.
• AT4 Premium Package
• Driver Alert Package I and II
• Technology Package
• Trailering Package
• HD Surround Vision with Bed View Camera
• Multicolor 15" Diagonal Head-Up Display
• Heated and Ventilated Front Seats
• Bose Premium 7-Speaker Sound System
• Wireless Charging
• Integrated Trailer Brake Controller
Powered by the robust EcoTec3 6.2L V8 engine, this Sierra 1500 AT4 delivers an impressive 420 horsepower and 460 lb-ft of torque, seamlessly channeled through a 10-speed automatic transmission and the renowned GMC 4WD system. Whether you're tackling challenging off-road adventures or navigating the daily commute, this truck's dynamic performance and advanced features will exceed your expectations.
The exterior of the Sierra 1500 AT4 exudes a bold, confident presence with its distinctive black exterior accents, 20-inch machined aluminum wheels, and rugged off-road styling. Step inside and you'll be greeted by a premium, well-appointed cabin that combines thoughtful design and cutting-edge technology. Enjoy the convenience of the MultiPro Audio System by Kicker, the clarity of the Head-Up Display, and the peace of mind provided by the comprehensive suite of advanced safety features.
Towing and hauling are a breeze with the Sierra 1500 AT4's impressive capabilities. The ProGrade Trailering System, Hitch Guidance with Hitch View, and In-Vehicle Trailering App make hitching and maneuvering trailers effortless. Plus, the available 120-volt power outlet in the bed ensures you have the power you need for any job or adventure.
Whether you're seeking a capable off-road companion, a versatile work truck, or a refined daily driver, the 2020 GMC Sierra 1500 AT4 delivers on all fronts. Experience the perfect blend of power, technology, and style that will elevate your driving experience to new heights. Visit our showroom today to take this remarkable truck for a test drive and discover why it's the perfect choice for your next vehicle.