Used 2022 GMC Sierra 1500 AT4
35,652 mi.
Vehicle Details
This 2022 GMC Sierra 1500 AT4 is a true off-road powerhouse, packed with premium features that elevate every adventure. Boasting a commanding 6.2L EcoTec3 V8 engine, this Sierra AT4 delivers exceptional performance, with 420 horsepower and 460 lb-ft of torque, all seamlessly channeled through a responsive 10-speed automatic transmission and robust 4-wheel drive system.
• AT4 PREMIUM PACKAGE
• TECHNOLOGY PACKAGE
• 6.2L V8 EcoTec3 Engine
Designed to conquer the toughest terrain, the Sierra AT4 comes equipped with an off-road-tuned suspension, skid plates, and all-terrain tires, ensuring you can tackle any challenge with confidence. The available AT4 Preferred Package and Sierra Safety Plus Package further enhance your capabilities, with features like Rear Camera Mirror, Multicolor Head-Up Display, and a suite of advanced driver assistance technologies.
Inside, this Sierra AT4 pampers you with premium amenities, including heated and ventilated front seats, a heated steering wheel, and a Bose premium audio system. The roomy cabin and versatile cargo Bed make this truck a true workhorse, whether you’re hauling gear for your next outdoor adventure or taking on a big job around the house.
With its bold, distinctive styling, the Sierra AT4 commands attention wherever it goes. The unique off-road-inspired design cues, including the black chrome grille and high-clearance steps, give this truck a rugged, capable look that’s sure to turn heads.
Combining exceptional performance, premium features, and uncompromising capability, this 2022 GMC Sierra 1500 AT4 is the ultimate companion for those who demand the best. Experience the power and versatility of this remarkable truck for yourself – schedule a test drive today and discover why the Sierra AT4 is the perfect choice for your next adventure.
Why Choose Killeen Certified?
At Killeen Certified, we’re committed to giving every customer a Car-buying experience they can trust. Our bilingual staff is ready to assist you every step of the way — ¡Hablamos Español! — ensuring clear communication and comfort throughout your visit. Every vehicle on our lot is thoroughly inspected for quality and fuel efficiency, so you can drive with confidence. Plus, with flexible financing solutions and competitive trade-in options, we make upgrading your ride easier than ever. Conveniently located in the heart of Killeen, we’re proud to offer top-rated service and a team dedicated to helping you find the perfect vehicle.
THE DEALS ARE REAL AT KILLEEN CERTIFIED!
Standard Features
- Navigation System
- AT4 Preferred Package
- AT4 Premium Package
- Preferred Equipment Group 4SB
- Sierra Safety Plus Package
- Technology Package
- Trailering Package
- 2 USB Ports
- 7 Speakers
- AM/FM radio: SiriusXM with 360L
- Premium audio system: GMC Infotainment System
- Premium Bose 7-Speaker Sound System
- Radio data system
- Radio: Premium GMC Infotainment Audio 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
- 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
- Push Button Start
- Remote keyless entry
- Remote Vehicle Starter System
- Steering wheel mounted audio controls
- Universal Home Remote
- Auto-Locking Rear Differential
- Off-Road Suspension
- Power Rake & Telescoping Steering Column
- Speed-sensing steering
- Traction control
- 4-Wheel Disc Brakes
- ABS brakes
- Dual front impact airbags
- Dual front side impact airbags
- Electrical Steering Column Lock
- Emergency communication system: OnStar and GMC Connected Services capable
- Front anti-roll bar
- Front wheel independent suspension
- Keyless Open & Start
- Low tire pressure warning
- Occupant sensing airbag
- Overhead airbag
- Power Door Locks
- Brake assist
- Electronic Stability Control
- Hill Descent Control
- Auto High-beam Headlights
- Delay-off headlights
- Front fog lights
- Fully automatic headlights
- Perimeter Lighting
- Panic alarm
- Security system
- Theft Deterrent System (Unauthorized Entry)
- Adaptive Cruise Control
- Speed control
- 170 Amp Alternator
- 220 Amp Alternator
- Auxiliary External Transmission Oil Cooler
- Block heater
- Engine Block Heater
- External Engine Oil Cooling
- Heavy-Duty Air Filter
- Auto-dimming door mirrors
- Black Chrome Header & Grille Insert Bars
- Bumpers: body-color
- Front License Plate Kit
- Heated door mirrors
- IntelliBeam Automatic High Beam On/Off
- LED Cargo Area Lighting
- Off-Road High Clearance Step (LPO)
- Power door mirrors
- Rear step bumper
- Rear Wheelhouse Liners
- Spray-On Pickup Bed Liner w/AT4 Logo
- 2 Charge/Data USB Ports Inside Center Console
- 2 Type-C Charge-Only Rear USB Ports
- Apple CarPlay/Android Auto
- Auto-dimming Rear-View mirror
- Automatic Emergency Braking
- Bed View Camera
- Buckle to Drive
- Color-Keyed Carpeting Floor Covering
- Compass
- Driver door bin
- Driver vanity mirror
- Floor-Mounted Center Console
- Following Distance Indicator
- Forward Collision Alert
- Front Pedestrian Braking
- Front Prem Floor Liners w/Removable Carpet Insert
- Front reading lights
- GMC Connected Access Capable
- HD Rear Vision Camera
- HD Surround Vision
- Heated Steering Wheel
- Heated steering wheel
- Illuminated entry
- Lane Keep Assist w/Lane Departure Warning
- Multicolor 15″ Diagonal Head-Up Display
- Not Equipped w/Heated Steering Wheel (DISC)
- OnStar & GMC Connected Services Capable
- Outside temperature display
- Overhead console
- Passenger vanity mirror
- Rear Camera Mirror
- Rear Cross Traffic Braking
- Rear Pedestrian Detection
- Rear Prem Floor Liners w/Removable Carpet Insert
- Rear reading lights
- Rear seat center armrest
- Safety Alert Seat
- Tachometer
- Telescoping steering wheel
- Tilt steering wheel
- Trailer Camera Provisions
- Trailer Side Blind Zone Alert
- Trip computer
- Ultrasonic Front & Rear Park Assist
- Voltmeter
- Wi-Fi Hotspot Capable
- Wireless Charging
- Wireless Phone Projection
- 10-Way Power Driver Seat Adjuster w/Lumbar
- 10-Way Power Passenger Seat Adjuster w/Lumbar
- Front Bucket Seats
- Front Center Armrest
- Heated 2nd Row Outboard Seats
- Heated Driver & Front Outboard Passenger Seating
- Heated front seats
- Heated rear seats
- Not Equipped w/Heated Rear Outboard Seats
- Not Equipped w/Heated/Ventilated Front Seats
- Perforated Front Leather Seat Trim
- Power passenger seat
- Split folding rear seat
- Ventilated Driver & Front Passenger Seats
- Ventilated front seats
- Passenger door bin
- Hitch Guidance
- Hitch Guidance w/Hitch View
- In-Vehicle Trailering App
- Integrated Trailer Brake Controller
- Red Recovery Hooks
- 18″ x 8.5″ Machined Aluminum Wheels
- Alloy wheels
- Deep-Tinted Glass
- Front Rainsensing Wipers
- Power Sliding Rear Window w/Rear Defogger
- Rain sensing wipers
- Variably intermittent wipers
- 3.23 Rear Axle Ratio
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.
Manufacturer’s Rebate subject to residency restrictions. Any customer not meeting the residency restrictions will receive a dealer discount in the same amount of the manufacturer’s rebate.
