Used 2021 GMC Sierra AT4
94,081 mi.
Vehicle Details
Description
Standard Features
- Driver Alert Package I: Ultrasonic Front and Rear Park Assist; Rear Cross Traffic Alert; Perimeter Lighting; Lane Change Alert with Side Blind Zone Alert
- AT4 Preferred Package: Premium Bose 7-Speaker Sound System; Power Sliding Rear Window with Rear Defogger; Wireless Charging; Universal Home Remote; Premium GMC Infotainment System Radio with Navigation
- AT4 Premium Package: AT4 High Clearance Step
- Preferred Equipment Group 4SB: HD Rear Vision Camera; LED Cargo Area Lighting; Remote Vehicle Starter System; 2 USB Ports (1st Row); Hill Descent Control; Electric Rear-Window Defogger; Floor-Mounted Center Console; Theft Deterrent System (unauthorized Entry); Body-Color Surround Grille; 170 Amp Alternator; Auxiliary External Transmission Oil Cooler; Heavy-Duty Air Filter; Skid Plates; Compass; 4.2″ Diagonal Color Display Driver Info Center; Electrical Lock Control Steering Column; Trailering Package; 120-Volt Instrument Panel Power Outlet; Heated Driver and Front Outboard Passenger Seating; Off-Road Suspension; Front Premium Floor Liners with Removable Carpet Insert; Steering Wheel Audio Controls; GMC Connected Access Capable; Color-Keyed Carpeting Floor Covering; OnStar and GMC Connected Services Capable; Power Front Passenger Windows with Express Up/down; 2-Speed Transfer Case; Deep-Tinted Glass; Spray-On Pickup Bed Liner with AT4 Logo; Power Rear Windows with Express Down; Red Recovery Hooks; Integrated Trailer Brake Controller; Power Front Windows with Driver Express Up/down; Ventilated Driver and Front Passenger Seats; Manual Tilt-Wheel and Telescoping Steering Column; Rear Dual USB Charging-Only Ports; Keyless Open and Start; 4G LTE Wi-Fi Hotspot Capable; ProGrade Trailering System; Rear Wheelhouse Liners; 12-Volt Rear Auxiliary Power Outlet; 2 USB Ports; Auto-Locking Rear Differential; Power Door Locks
- AT4 High Clearance Step
- Power Sunroof
- 20″ X 9″ Machined Aluminum Wheels
- 275/60R20SL AT BW Tires
- Apple CarPlay/Android Auto smart device mirroring
- 4G LTE Wi-Fi Hotspot capable mobile hotspot internet access
- HD Rear Vision Camera w/Hitch View rear mounted camera
- Brake assist system
- Cruise control with steering wheel mounted controls
- Ventilated driver and front passenger seats
- Integrated navigation system
- Keyfob remote engine start
- Heated steering wheel
- Heated driver and front passenger seats
- Heated rear seats
- Leather front seat upholstery
- Primary monitor touchscreen
- Rear Cross-Traffic Alert collision warning
- First-Row sliding and tilting glass sunroof with express open/close activation sunshade
- Driver seat power reclining
- lumbar support
- cushion tilt
- fore/aft control and height adjustable control
- AutoTrac part and full-time 4WD
- EcoTec3 6.2L V-8 gasoline direct injection
- variable valve control
- premium unleaded
- engine with cylinder deactivation and 420HP
- Front wireless smart device charging
- Teen Driver restricted driving mode
- Smart key with hands-free access and push button start
- Keyfob window control
- Bluetooth® wireless audio streaming
- Hitch Guidance vehicle to trailer hitching assist
- Lane Change Alert with Side Blind Zone Alert blind spot warning
- GMC ProGrade Trailering System trailer light test
- GMC ProGrade Trailering System trailer light malfunction warning
- GMC ProGrade Trailering System trailer theft alarm
- Dual-zone front climate control
- Immobilizer
- Bose speakers
- Bluetooth® handsfree wireless device connectivity
- Trailer brake controller
- Trailer Sway Control (TSC) trailer sway control
- Trailering Assist Guidelines vehicle and trailer reverse assist with visual graphic guidance only
- Premium GMC Infotainment System external memory control
- Internet radio capability
- 6 USB ports
- StabiliTrak w/Proactive Roll Avoidance electronic stability control system with anti-roll
- Hill Descent Control (HDC)
- Hill Start Assist (HSA)
- Automatic climate control
- Rear seat check warning
- UltraSonic front and rear parking sensors
- LED daytime running lights
- LED brake lights
- LED front fog lights
- Leather and metal-look steering wheel
- EZ Lift
- EZ Lower
Vehicle Location
3264 Tom Austin Hwy.
Springfield, TN 37172
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. 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.
