2021 GMC Sierra AT4
GMC Sierra Details
Automatic
6 Cyl, 3.0L
Dark Sky Metallic
4WD
Diesel
113,657 Miles
Jet Black w/Kalahari Accents
A3579
1GTU9EET5MZ399531
1500
Leather
AT4
About This 2021 GMC Sierra
Vehicle Details
Discover rugged capability and refined comfort in this 2021 GMC Sierra 1500 AT4 4WD, now available in Athens, AL. Powered by a strong 6-cylinder 3.0L diesel engine, this GMC Sierra AT4 blends diesel torque with premium off-road-ready features for confident towing and trail work. The bold exterior and signature AT4 cues are matched by an upscale interior designed for long drives and tough jobs alike. This truck is a CARFAX 1-Owner vehicle with attentive care evident throughout. Step inside to enjoy a heated steering wheel that adds comfort on chilly mornings, plus steering wheel audio controls and hands-free Bluetooth for safe, convenient connectivity on the go. Android Auto integration keeps your apps, navigation, and messages accessible and easy to use while you focus on the road. The 4WD system provides traction where you need it most, while the AT4 suspension and toughness-focused appointments make this GMC Sierra an excellent choice for off-road adventures or heavy-duty workdays. Practical storage, durable materials, and thoughtful technology combine to make this pickup versatile for both daily driving and weekend escapes. Located in Athens, AL, this 2021 GMC Sierra 1500 AT4 3.0L Diesel is a well-equipped, single-owner truck ready to serve as your reliable partner. Contact us to arrange a test drive and experience the commanding presence and capability of this GMC Sierra AT4 in person.
Equipment
This unit offers Android Auto for seamless smartphone integration. An off-road package is installed on the vehicle so you are ready for your four-wheeling best. This 2021 GMC Sierra 1500 features steering wheel audio controls. Apple CarPlay: Seamless smartphone integration for this vehicle - stay connected and entertained on the go! Bluetooth technology is built into the vehicle, keeping your hands on the steering wheel and your focus on the road. Our dealership has already run the CARFAX report and it is clean. A clean CARFAX is a great asset for resale value in the future. This vehicle is a certified CARFAX 1-owner. The leather seats in it are a must for buyers looking for comfort, durability, and style. This GMC Sierra keeps you comfortable with Auto Climate. Start this vehicle from inside with remote start. Protect this 2021 GMC Sierra 1500 from unwanted accidents with a cutting edge backup camera system.
Packages
Preferred Equipment Group 4SB: HD Rear Vision Camera; LED Cargo Area Lighting; 265/65R18SL AT BW Tires; 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; Premium GMC Infotainment System Radio with Multi-Touch; 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; 18" X 8.5" Machined Aluminum Wheels; 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. Dark Sky Metallic. **Equipment listed is based on original vehicle build and subject to change. Please confirm the accuracy of the included equipment by calling the dealer prior to purchase.**
Discover rugged capability and refined comfort in this 2021 GMC Sierra 1500 AT4 4WD, now available in Athens, AL. Powered by a strong 6-cylinder 3.0L diesel engine, this GMC Sierra AT4 blends diesel torque with premium off-road-ready features for confident towing and trail work. The bold exterior and signature AT4 cues are matched by an upscale interior designed for long drives and tough jobs alike. This truck is a CARFAX 1-Owner vehicle with attentive care evident throughout. Step inside to enjoy a heated steering wheel that adds comfort on chilly mornings, plus steering wheel audio controls and hands-free Bluetooth for safe, convenient connectivity on the go. Android Auto integration keeps your apps, navigation, and messages accessible and easy to use while you focus on the road. The 4WD system provides traction where you need it most, while the AT4 suspension and toughness-focused appointments make this GMC Sierra an excellent choice for off-road adventures or heavy-duty workdays. Practical storage, durable materials, and thoughtful technology combine to make this pickup versatile for both daily driving and weekend escapes. Located in Athens, AL, this 2021 GMC Sierra 1500 AT4 3.0L Diesel is a well-equipped, single-owner truck ready to serve as your reliable partner. Contact us to arrange a test drive and experience the commanding presence and capability of this GMC Sierra AT4 in person.
Equipment
This unit offers Android Auto for seamless smartphone integration. An off-road package is installed on the vehicle so you are ready for your four-wheeling best. This 2021 GMC Sierra 1500 features steering wheel audio controls. Apple CarPlay: Seamless smartphone integration for this vehicle - stay connected and entertained on the go! Bluetooth technology is built into the vehicle, keeping your hands on the steering wheel and your focus on the road. Our dealership has already run the CARFAX report and it is clean. A clean CARFAX is a great asset for resale value in the future. This vehicle is a certified CARFAX 1-owner. The leather seats in it are a must for buyers looking for comfort, durability, and style. This GMC Sierra keeps you comfortable with Auto Climate. Start this vehicle from inside with remote start. Protect this 2021 GMC Sierra 1500 from unwanted accidents with a cutting edge backup camera system.
Packages
Preferred Equipment Group 4SB: HD Rear Vision Camera; LED Cargo Area Lighting; 265/65R18SL AT BW Tires; 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; Premium GMC Infotainment System Radio with Multi-Touch; 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; 18" X 8.5" Machined Aluminum Wheels; 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. Dark Sky Metallic. **Equipment listed is based on original vehicle build and subject to change. Please confirm the accuracy of the included equipment by calling the dealer prior to purchase.**
Features & Options
- Preferred Equipment Group 4SB: HD Rear Vision Camera; LED Cargo Area Lighting; 265/65R18SL AT BW Tires; 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; Premium GMC Infotainment System Radio with Multi-Touch; 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; 18" X 8.5" Machined Aluminum Wheels; 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
- Dark Sky Metallic
- 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
- Keyfob remote start
- Heated steering wheel
- Heated driver and front passenger seats
- Heated rear seats
- Leather front seat upholstery
- Primary monitor touchscreen
- Driver seat power reclining
- lumbar support
- cushion tilt
- fore/aft control and height adjustable control
- AutoTrac part and full-time 4WD
- Duramax 3L I-6 diesel direct injection
- DOHC
- variable valve control
- intercooled turbo
- diesel
- engine with 277HP
- Duramax 3L I-6 DOHC
- Teen Driver restricted driving mode/alerts
- Smart key with hands-free access and push button start
- Keyfob window control
- Push-button
- Bluetooth wireless audio streaming
- Hitch Guidance vehicle to trailer hitching assist
- 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
- 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
- 1 exterior 120V AC power outlet
- LED daytime running lights
- LED brake lights
- LED front fog lights
- Leather and metal-look steering wheel
- EZ Lift
- EZ Lower
- Integrated tailgate step
- Trailer hitch light
- Manual rear child safety door locks
- Heated driver and passenger side door mirrors
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