2021 GMC Sierra AT4
GMC Sierra Details
Automatic
6 Cyl, 3.0L
Satin Steel Metallic
4WD
Diesel
121,749 Miles
Jet Black w/Kalahari Accents
26U097A
1GTU9EET6MZ271931
1500
Leather
AT4
Estimated Payment
$0 / month
About This 2021 GMC Sierra
Vehicle Details
2021 GMC Sierra 1500 AT4 4WD – Greenville, SC. Experience rugged capability and refined comfort with this pre-owned GMC Sierra 1500 AT4 featuring a powerful 6-cylinder, 3.0L diesel engine and four-wheel drive for confident towing and off-road performance. Located in Greenville, SC, this GMC Sierra AT4 blends efficiency and torque with a premium off-road suspension, aggressive styling, and functional utility bed features. Top features include Heated Steering Wheel for cold mornings, Lane Keep Assist for enhanced highway safety, and seamless smartphone integration with Android Auto and Apple CarPlay. Enjoy hands-free connectivity with Bluetooth for calls and media. The AT4 trim adds premium seating, advanced trail-ready components, and a bold presence on or off the pavement. This GMC Sierra 1500 is priced aggressively — the best price in the Greenville area — offering exceptional value compared to similar listings. Ideal for drivers who need diesel dependability, towing strength, and modern tech features in one capable pickup. Schedule a test drive in Greenville, South Carolina, and see why this 2021 GMC Sierra 1500 AT4 4WD with the 3.0L diesel is a top choice for buyers seeking performance, comfort, and the best price. Quick financing options available.
Equipment
Protect this model from unwanted accidents with a cutting edge backup camera system. It's Lane Departure Warning keeps you safe by alerting you when you drift from your lane. Lane Keep Assist in this vehicle helps maintain safe driving by gently steering to stay within the lane. This GMC Sierra features a hands-free Bluetooth phone system. The leather seats in this unit are a must for buyers looking for comfort, durability, and style. You'll never again be lost in a crowded city or a country region with the navigation system on the vehicle. It has automated speed control that adjusts to maintain a safe following distance, enhancing highway driving convenience. The vehicle is pure luxury with a heated steering wheel. The steering wheel audio controls on this 1/2 ton pickup keep the volume and station within easy reach. An off-road package is equipped on this unit. Apple CarPlay: Seamless smartphone integration for it - stay connected and entertained on the go!
Packages
AT4 CarbonPro Edition: AT4 Carbon Hard Badge; Black Dual Exhaust Tips; MulitPro Audio System by Kicker; Unique Grille Surround with Black Chrome Finish; CarbonPro (carbon Fiber Composite) Bed. Driver Alert Package I: Ultrasonic Front and Rear Park Assist; Rear Cross Traffic Alert; Perimeter Lighting; Lane Change Alert with Side Blind Zone Alert. Driver Alert Package II: Forward Collision Alert; Lane Keep Assist with Lane Departure Warning; Front Pedestrian Braking; Following Distance Indicator; Automatic Emergency Braking; Safety Alert Seat; IntelliBeam Automatic High Beam On/off; Adaptive Cruise Control. Technology Package: 8" Driver Information Center; HD Surround Vision with 2 Trailer View Camera Provisions; Multicolor 15" Diagonal Head-Up Display; Bed View Camera; Rear Camera Mirror. AT4 Value Package: LT275/65R18C MT BW Tires. 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; 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 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. MulitPro Audio System by Kicker. Satin Steel Metallic. LT275/65R18C MT BW Tires. Rear Underseat Storage. Trailer Tire Pressure Monitor System. **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.**
2021 GMC Sierra 1500 AT4 4WD – Greenville, SC. Experience rugged capability and refined comfort with this pre-owned GMC Sierra 1500 AT4 featuring a powerful 6-cylinder, 3.0L diesel engine and four-wheel drive for confident towing and off-road performance. Located in Greenville, SC, this GMC Sierra AT4 blends efficiency and torque with a premium off-road suspension, aggressive styling, and functional utility bed features. Top features include Heated Steering Wheel for cold mornings, Lane Keep Assist for enhanced highway safety, and seamless smartphone integration with Android Auto and Apple CarPlay. Enjoy hands-free connectivity with Bluetooth for calls and media. The AT4 trim adds premium seating, advanced trail-ready components, and a bold presence on or off the pavement. This GMC Sierra 1500 is priced aggressively — the best price in the Greenville area — offering exceptional value compared to similar listings. Ideal for drivers who need diesel dependability, towing strength, and modern tech features in one capable pickup. Schedule a test drive in Greenville, South Carolina, and see why this 2021 GMC Sierra 1500 AT4 4WD with the 3.0L diesel is a top choice for buyers seeking performance, comfort, and the best price. Quick financing options available.
Equipment
Protect this model from unwanted accidents with a cutting edge backup camera system. It's Lane Departure Warning keeps you safe by alerting you when you drift from your lane. Lane Keep Assist in this vehicle helps maintain safe driving by gently steering to stay within the lane. This GMC Sierra features a hands-free Bluetooth phone system. The leather seats in this unit are a must for buyers looking for comfort, durability, and style. You'll never again be lost in a crowded city or a country region with the navigation system on the vehicle. It has automated speed control that adjusts to maintain a safe following distance, enhancing highway driving convenience. The vehicle is pure luxury with a heated steering wheel. The steering wheel audio controls on this 1/2 ton pickup keep the volume and station within easy reach. An off-road package is equipped on this unit. Apple CarPlay: Seamless smartphone integration for it - stay connected and entertained on the go!
Packages
AT4 CarbonPro Edition: AT4 Carbon Hard Badge; Black Dual Exhaust Tips; MulitPro Audio System by Kicker; Unique Grille Surround with Black Chrome Finish; CarbonPro (carbon Fiber Composite) Bed. Driver Alert Package I: Ultrasonic Front and Rear Park Assist; Rear Cross Traffic Alert; Perimeter Lighting; Lane Change Alert with Side Blind Zone Alert. Driver Alert Package II: Forward Collision Alert; Lane Keep Assist with Lane Departure Warning; Front Pedestrian Braking; Following Distance Indicator; Automatic Emergency Braking; Safety Alert Seat; IntelliBeam Automatic High Beam On/off; Adaptive Cruise Control. Technology Package: 8" Driver Information Center; HD Surround Vision with 2 Trailer View Camera Provisions; Multicolor 15" Diagonal Head-Up Display; Bed View Camera; Rear Camera Mirror. AT4 Value Package: LT275/65R18C MT BW Tires. 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; 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 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. MulitPro Audio System by Kicker. Satin Steel Metallic. LT275/65R18C MT BW Tires. Rear Underseat Storage. Trailer Tire Pressure Monitor System. **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
- AT4 CarbonPro Edition: AT4 Carbon Hard Badge; Black Dual Exhaust Tips; MulitPro Audio System by Kicker; Unique Grille Surround with Black Chrome Finish; CarbonPro (carbon Fiber Composite) Bed
- Driver Alert Package I: Ultrasonic Front and Rear Park Assist; Rear Cross Traffic Alert; Perimeter Lighting; Lane Change Alert with Side Blind Zone Alert
- Driver Alert Package II: Forward Collision Alert; Lane Keep Assist with Lane Departure Warning; Front Pedestrian Braking; Following Distance Indicator; Automatic Emergency Braking; Safety Alert Seat; IntelliBeam Automatic High Beam On/off; Adaptive Cruise Control
- Technology Package: 8" Driver Information Center; HD Surround Vision with 2 Trailer View Camera Provisions; Multicolor 15" Diagonal Head-Up Display; Bed View Camera; Rear Camera Mirror
- AT4 Value Package: LT275/65R18C MT BW Tires
- 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; 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 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
- MulitPro Audio System by Kicker
- Satin Steel Metallic
- LT275/65R18C MT BW Tires
- Rear Underseat Storage
- Trailer Tire Pressure Monitor System
- Apple CarPlay/Android Auto smart device mirroring
- Forward Collision Alert with Automatic Braking
- Front Pedestrian Braking
- 4G LTE Wi-Fi Hotspot capable mobile hotspot internet access
- HD Rear Vision Camera w/Hitch View rear mounted camera
- Lane Keep Assist with Lane Departure Warning
- Adaptive cruise control
- Head-up display
- Brake assist system
- Cruise control with steering wheel mounted controls
- Ventilated driver and front passenger seats
- Integrated navigation system
- Keyfob remote 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
- 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
- Front wireless smart device charging
- Teen Driver restricted driving mode/alerts
- Smart key with hands-free access and push button start
- Keyfob window control
- Aerial view camera
- Push-button
- Video-feed rearview mirror
- Bluetooth wireless audio streaming
- Hitch Guidance vehicle to trailer hitching assist
- Front mounted camera
- Right side camera
- Pickup box camera
- Left side camera
- Lane Change Alert with Side Blind Zone Alert blind spot warning
- Following Distance Indicator
- GMC ProGrade Trailering System trailer tire pressure and temperature sensors
- 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
- IntelliBeam auto high-beam headlights
- 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
- 3.0L I6 Turbo Diesel Engine
- ProGrade Trailering Pkg.
- Aluminum/Alloy Wheels
- Bose Premium Stereo
- GMC MultiPro Tailgate
- Heads-Up Display
- Heated Exterior Mirrors
- Power Adjustable Mirrors
- Power Door Locks
- Power Driver's Seat
- Power Sunroof
- Power Windows
- Rear Parking Sensors
- Steering Wheel Mounted AudioControls
- Univ Garage Door Opener
- 6-Cyl; Turbo Diesel; 3.0 Liter
- Automatic; 10-Spd w/Overdrive
- 4WD
- Hill Descent Control
- Hill Start Assist Control
- Traction Control
- StabiliTrak
- ABS (4-Wheel)
- Theft Deterrent System
- Keyless Entry
- Keyless Start
- Air Conditioning
- Cruise Control
- Power Tailgate Release
- Power Steering
- Tilt & Telescoping Wheel
- AM/FM Stereo
- SiriusXM Satellite
- Bluetooth Wireless
- OnStar
- Premium GMC Infotainment System
- Backup Camera
- Dual Air Bags
- Side Air Bags
- F&R Head Curtain Air Bags
- Heated & Ventilated Seats
- Dual Power Seats
- Leather
- HID Headlamps
- Daytime Running Lights
- LED Headlamps
- Fog Lights
- Bed Liner
- Towing Pkg
- Alloy Wheels
- 3.0L V6 Turbo Diesel
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