Used 2020 GMC Sierra 3500HD 4WD Crew Cab 159" AT4
73,500 mi.
Vehicle Details
Description
Boasting a robust Duramax 6.6L V8 Turbodiesel engine paired with a 10-speed automatic transmission and 4WD, this Sierra 3500HD AT4 delivers unparalleled performance. Key features include:
• CLEAN CARFAX One OWNER!
• 6.6L V8 Diesel Turbocharged (Duramax) (B20-Diesel Compatible)
• TECHNOLOGY PACKAGE with HD Surround Vision, Rear Camera Mirror, Bed View Camera, and Multi-color 15″ Diagonal Head-Up Display
• AT4 PREFERRED PACKAGE with Universal Home Remote, Rear Sliding Power Window, Premium GMC Infotainment with Navigation, Bose Premium Audio System, Roof Marker Lamps, and Wireless Charging
• 20″ 6-Spoke Bright Machined Aluminum Wheels with High Gloss Black Accents
• POWER SUNROOF
The Sierra 3500HD AT4 is designed to handle any task with ease, thanks to its impressive towing and hauling capabilities. The DRIVER ALERT PACKAGE I and DRIVER ALERT PACKAGE II provide a suite of advanced safety features, including Front and Rear Park Assist, Lane Change Alert with Side Blind Zone Alert, Rear Cross Traffic Alert, Forward Collision Alert, Lane Departure Warning, Automatic Emergency Braking, and more.
Inside, the Sierra 3500HD AT4 offers a premium, well-appointed cabin that caters to your every need. Enjoy the comfort of heated and ventilated front seats, a heated steering wheel, and a Bose Premium Audio System. The 8″ diagonal Premium GMC Infotainment System with Navigation keeps you connected and entertained, while the Wireless Charging Pad ensures your devices are always powered up.
Whether you’re tackling tough jobs or embarking on weekend adventures, the 2020 GMC Sierra 3500HD AT4 is the ultimate companion. With its uncompromising capabilities, advanced technology, and refined interior, this truck is ready to elevate your driving experience. Schedule a test drive today and discover the true power and versatility of the Sierra 3500HD AT4.
- DARK Sky METALLIC
- JET BLACK WITH KALAHARI ACCENTS, PERFORATED LEATHER-APPOINTED FRONT SEAT TRIM
- ENGINE, DURAMAX 6.6L TURBO-DIESEL V8, B20-DIESEL COMPATIBLE
Standard Features
- AT4 Preferred Package
- Driver Alert Package I
- Driver Alert Package II
- Preferred Equipment Group 4SB
- Technology Package
- X31 Off-Road Package
- 6 Speakers
- 6-Speaker Audio System Feature
- AM/FM radio: SiriusXM with 360L
- Bose Premium 7 Speaker Sound System
- HD Radio
- Premium audio system: Premium GMC Infotainment System
- Radio: AM/FM w/Prem GMC Infotainment System & Navi
- Radio: AM/FM w/Premium GMC Infotainment System
- SiriusXM w/360L
- Steering Wheel Audio Controls
- Air Conditioning
- Automatic temperature control
- Electric Rear-Window Defogger
- Front dual zone A/C
- Rear window defroster
- 12-Volt Rear Auxiliary Power Outlet
- 120-Volt Bed Mounted Power Outlet
- 120-Volt Instrument Panel Power Outlet
- Driver Memory
- 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
- Remote Vehicle Starter System
- Steering wheel mounted audio controls
- Universal Home Remote
- Manual Tilt-Wheel/Telescoping Steering Column
- Off-Road Suspension
- Speed-sensing steering
- Traction control
- 4-Wheel Disc Brakes
- ABS brakes
- Dual front impact airbags
- Dual front side impact airbags
- Electrical Lock Control Steering Column
- Front anti-roll bar
- Front wheel independent suspension
- Keyless Open & Start
- Low tire pressure warning
- Occupant sensing airbag
- Overhead airbag
- Power Door Locks
- Power Sunroof
- Pickup Bed
- Red Recovery Hooks
- Brake assist
- Electronic Stability Control
- Lane Departure Warning System
- Hill Descent Control
- Delay-off headlights
- Front fog lights
- Fully automatic headlights
- Perimeter Lighting
- Panic alarm
- Security system
- Unauthorized Entry Theft-Deterrent System
- Speed control
- 2-Speed Active Transfer Case
- 220 Amp Alternator
- Engine Block Heater
- Exhaust Brake
- Heavy-Duty 80 Amp Battery
- Auto-dimming door mirrors
- Bumpers: body-color
- Front License Plate Kit
- Heated door mirrors
- IntelliBeam Automatic High Beam On/Off
- LED Cargo Area Lighting
- LED Smoked Amber Roof Marker Lamps
- Painted Blk Surround Grille w/High Gloss Blk Mesh
- Power door mirrors
- ProGrade Trailering System
- Rear step bumper
- Rear Wheelhouse Liners
- Spray-On Pickup Bed Liner w/AT4 Logo
- Turn signal indicator mirrors
- Winter Grille Cover
- 2 USB Ports (First Row)
- 2 USB Ports Inside Console
- 2nd Row Dual USB Charge-Only Ports
- 4.2″ Diagonal Color Display Driver Info Center
- 4G LTE Wi-Fi Hotspot Capable
- 8″ Driver Information Center
- All-Weather Floor Liners w/AT4 Logo (LPO)
- Apple CarPlay/Android Auto
- Auto-Dimming Inside Rearview Mirror w/Camera
- Auto-dimming Rear-View mirror
- Automatic Emergency Braking
- Bed View Camera
- Compass
- Compass Located In Instrument Cluster
- Driver door bin
- Driver vanity mirror
- Floor-Mounted Center Console
- Following Distance Indicator
- Forward Collision Alert
- Front reading lights
- GMC Connected Access Capable
- HD Rear Vision Camera
- HD Surround Vision w/2 Trailer View Camera Provisions
- Heated steering wheel
- Illuminated entry
- Lane Change Alert w/Side Blind Zone Alert
- Multicolor 15″ Diagonal Head-Up Display
- OnStar & GMC Connected Services Capable
- Outside temperature display
- Overhead console
- Passenger vanity mirror
- Rear Cross Traffic Alert
- Rear reading lights
- Rear seat center armrest
- Safety Alert Seat
- Tachometer
- Telescoping steering wheel
- Tilt steering wheel
- Trailer Tire Pressure Monitor Sensors
- Trip computer
- Ultrasonic Front & Rear Park Assist
- Voltmeter
- Wireless Charging
- 10-Way Power Driver Seat Adjuster w/Lumbar
- 10-Way Power Passenger Seat Adjuster w/Lumbar
- 2nd Row Heated Outboard Seats
- Front Bucket Seats
- Front Center Armrest
- Heated Driver & Front Outboard Passenger Seats
- Heated front seats
- Heated rear seats
- Perforated Leather-Appointed Front Seat Trim
- Power passenger seat
- Split folding rear seat
- Ventilated Driver & Front Passenger Seats
- Ventilated front seats
- Passenger door bin
- Hitch Guidance w/Hitch View
- In-Vehicle Trailering System App
- Integrated Trailer Brake Controller
- Alloy wheels
- Wheels: 18″ 6-Spoke Machined Aluminum
- Wheels: 20″ 6-Spoke Bright Machined Aluminum
- Deep-Tinted Glass
- Power Sliding Rear Window w/Defogger
- Variably intermittent wipers
- 3.42 Rear Axle Ratio
- 3.73 Rear Axle Ratio
- CLEAN CARFAX One OWNER!
Vehicle Location
720 S. George Nigh Expressway
Mcalester, OK 74501
VEHICLE DATA
Certain specifications, prices and equipment data have been provided under license from Chrome Data Solutions (\’Chrome Data\’). © 2026 Chrome Data Solutions, LP. All Rights Reserved. This information is supplied for personal use only and may not be used for any commercial purpose whatsoever without the express written consent of Chrome Data. Chrome Data makes no guarantee or warranty, either expressed or implied, including without limitation any warranty of merchantability or fitness for particular purpose, with respect to the data presented here. All specifications, prices and equipment are subject to change without notice.
ESTIMATE MPG
EPA mileage ratings are supplied by Chrome Data Solutions, LP for comparison purposes only. Your actual mileage will vary, depending on how you drive and maintain your vehicle, driving conditions, battery pack age/condition (hybrid models only) and other factors.
Based on 2019 EPA mileage ratings. Your MPGe/MPG and driving range will vary depending on driving conditions, how you drive and maintain your vehicle, battery-pack age/condition, and other factors.
PRICING
Vehicle pricing is believed to be accurate. Tax, title and registration are not included in prices shown unless otherwise stated. Price does not include applicable documentation fee of $589, tax, title, and license charges.Manufacturer incentives may vary by region and are subject to change. Vehicle information & features are based upon standard equipment and may vary by vehicle. Monthly payments may be higher or lower based upon incentives, qualifying programs, credit qualifications, residency & fees. No claims, or warranties are made to guarantee the accuracy of vehicle pricing, payments or actual equipment. Call to confirm accuracy of any information.
