2021 GMC Sierra AT4
GMC Sierra Details
Automatic
6 Cyl, 3.0L
Satin Steel Metallic
4WD
Diesel
74,104 Miles
Jet Black w/Kalahari Accents
JP3002A
3GTU9EET7MG407807
1500
Leather
AT4
Estimated Payment
$0 / month
About This 2021 GMC Sierra
Vehicle Details
2021 GMC Sierra 1500 AT4 4WD – Red Lion, PA. Ready for work, weekend adventures, and rugged off-road trails, this GMC Sierra AT4 pairs a powerful 6-cylinder 3.0L Diesel with four-wheel drive for exceptional torque, towing capability, and fuel efficiency. The off-road package adds tougher suspension, skid plates, and an aggressive stance to confidently tackle rough terrain. Inside, premium leather seats provide comfort on long drives while steering wheel audio controls and hands-free Bluetooth keep calls and media reachable without distraction. Apple CarPlay integration offers seamless smartphone connectivity for navigation, music, and messaging. This AT4 blends capability with refinement: diesel efficiency, advanced connectivity, and an interior built for daily comfort. Located in Red Lion, PA, this well-maintained GMC Sierra 1500 AT4 is competitively priced and advertised as the best price in the area—excellent value for a diesel-powered, off-road-capable pickup with these features. Whether you need a dependable work truck, a capable towing partner, or a weekend explorer, this GMC Sierra delivers. Contact us to schedule a test drive, request a vehicle history report, or confirm availability. Don't miss the opportunity to own a versatile, rugged 2021 GMC Sierra 1500 AT4 with premium features and the best price in Red Lion, PA.
Equipment
An off-road package is equipped on it. Never get into a cold vehicle again with the remote start feature on this unit. See what's behind you with the back up camera on the vehicle. Bluetooth technology is built into this vehicle, keeping your hands on the steering wheel and your focus on the road. This model offers Apple CarPlay for seamless connectivity. This GMC Sierra features steering wheel audio controls. The vehicle keeps you comfortable with Auto Climate. This unit offers Android Auto for seamless smartphone integration. This vehicle is pure luxury with a heated steering wheel. The leather seats in it are a must for buyers looking for comfort, durability, and style. The vehicle is outfitted with an OnStar communication system. The GMC Sierra has a 6 Cyl, 3.0L high output engine. Greater towing safety becomes standard with the installed trailer brake. When you encounter slick or muddy roads, you can engage the four wheel drive on this unit and drive with confidence.
Packages
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; 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; 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. 20" X 9" Machined Aluminum Wheels. Satin Steel Metallic. 275/60R20SL AT BW Tires. **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 – Red Lion, PA. Ready for work, weekend adventures, and rugged off-road trails, this GMC Sierra AT4 pairs a powerful 6-cylinder 3.0L Diesel with four-wheel drive for exceptional torque, towing capability, and fuel efficiency. The off-road package adds tougher suspension, skid plates, and an aggressive stance to confidently tackle rough terrain. Inside, premium leather seats provide comfort on long drives while steering wheel audio controls and hands-free Bluetooth keep calls and media reachable without distraction. Apple CarPlay integration offers seamless smartphone connectivity for navigation, music, and messaging. This AT4 blends capability with refinement: diesel efficiency, advanced connectivity, and an interior built for daily comfort. Located in Red Lion, PA, this well-maintained GMC Sierra 1500 AT4 is competitively priced and advertised as the best price in the area—excellent value for a diesel-powered, off-road-capable pickup with these features. Whether you need a dependable work truck, a capable towing partner, or a weekend explorer, this GMC Sierra delivers. Contact us to schedule a test drive, request a vehicle history report, or confirm availability. Don't miss the opportunity to own a versatile, rugged 2021 GMC Sierra 1500 AT4 with premium features and the best price in Red Lion, PA.
Equipment
An off-road package is equipped on it. Never get into a cold vehicle again with the remote start feature on this unit. See what's behind you with the back up camera on the vehicle. Bluetooth technology is built into this vehicle, keeping your hands on the steering wheel and your focus on the road. This model offers Apple CarPlay for seamless connectivity. This GMC Sierra features steering wheel audio controls. The vehicle keeps you comfortable with Auto Climate. This unit offers Android Auto for seamless smartphone integration. This vehicle is pure luxury with a heated steering wheel. The leather seats in it are a must for buyers looking for comfort, durability, and style. The vehicle is outfitted with an OnStar communication system. The GMC Sierra has a 6 Cyl, 3.0L high output engine. Greater towing safety becomes standard with the installed trailer brake. When you encounter slick or muddy roads, you can engage the four wheel drive on this unit and drive with confidence.
Packages
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; 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; 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. 20" X 9" Machined Aluminum Wheels. Satin Steel Metallic. 275/60R20SL AT BW Tires. **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; 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; 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
- 20" X 9" Machined Aluminum Wheels
- Satin Steel Metallic
- 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
- 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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