Used 2024 GMC Sierra 2500HD AT4X
66,642 mi.
Vehicle Details
Price valid through: July 27, 2026*
This 2024 GMC Sierra 2500HD AT4X is a true powerhouse, engineered to conquer any terrain with its exceptional capabilities. Equipped with the robust Duramax 6.6L V8 Turbodiesel engine, this Sierra delivers an impressive 470 horsepower and an astounding 975 lb-ft of torque, ensuring effortless towing and hauling.
– LPO, CARGO TIE-DOWN RINGS, SET OF 4 (dealer-installed)
– LPO, GMC MULTIPRO TAILGATE STEP LIGHTS (dealer-installed)
– Onyx Black
– Black
– ENGINE BLOCK HEATER
– ALTERNATOR, 220 AMP
– LPO, HITCH PACKAGE Gooseneck ball and chain tiedown kit with case, (dealer-installed)
– GOOSENECK / 5th WHEEL PREP PACKAGE — HITCH PLATFORM TO ACCEPT GOOSENECK OR 5th WHEEL HITCH.
Elevate your driving experience with the Sierra 2500HD AT4X’s premium features, including the Bose Premium Series 12-Speaker System, Heads-Up Display, and Wireless Charging. The rugged off-road suspension and 4WD capabilities ensure you can tackle any terrain with confidence.
This Sierra also boasts a wealth of advanced safety technologies, such as Automatic Emergency Braking, Forward Collision Alert, and Rear Cross Traffic Alert, providing you and your passengers with peace of mind on every journey.
Whether you’re tackling tough job sites, navigating challenging trails, or simply seeking a capable and comfortable daily driver, this 2024 GMC Sierra 2500HD AT4X is the perfect companion. Experience the power, versatility, and premium features that make this truck a true standout in its.
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
- Gooseneck/5th Wheel Prep Package
- Hitch Package (LPO)
- Preferred Equipment Group 4SG
- 12 Speakers
- AM/FM radio: SiriusXM with 360L
- Bose Premium Series 12-Speaker System
- Premium audio system: Premium GMC Infotainment System
- Radio: AM/FM w/Premium GMC Infotainment 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
- Heads-Up Display
- Memory seat
- Power driver seat
- Power steering
- Power windows
- Push Button Start
- Remote keyless entry
- Remote Vehicle Starter System
- Steering wheel mounted audio controls
- Universal Home Remote
- Manual Tilt-Wheel/Telescoping Steering Column
- Off-Road Suspension
- Speed-sensing steering
- Traction control
- 4-Wheel Disc Brakes
- ABS brakes
- Dual front impact airbags
- Dual front side impact airbags
- 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 moonroof
- Power Sunroof
- Pickup Box
- Brake assist
- Electronic Stability Control
- Lane Departure Warning System
- Hill Descent Control
- Auto High-beam Headlights
- Delay-off headlights
- Front fog lights
- Fully automatic headlights
- Panic alarm
- Security system
- Unauthorized Entry Theft-Deterrent System
- Speed control
- 2-Speed Active Transfer Case
- 220-Amp Alternator
- Engine Block Heater
- Exhaust Brake
- Heavy-Duty 80 Amp Battery
- Auto-dimming door mirrors
- Front License Plate Kit
- Gloss Black Door Handles
- Gloss Black Header Grille & Grille Insert Bars
- GMC MultiPro Tailgate Step Lights (LPO)
- Heated door mirrors
- IntelliBeam Automatic High Beam On/Off
- LED Cargo Area Lighting
- LED Smoked Amber Roof Marker Lamps
- Power door mirrors
- Rear step bumper
- Rear Wheelhouse Liners
- Spray-On Bedliner w/AT4 Logo
- Turn signal indicator mirrors
- Winter Grille Cover
- 2 Charge-Only Rear USB Ports
- 2 Charge/Data USB Ports Inside Center Console
- 2 USB Ports
- Apple CarPlay/Android Auto
- Auto-dimming Rear-View mirror
- Automatic Emergency Braking
- Bed View Camera w/2 Trailer Camera Provisions
- Buckle to Drive
- 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
- Garage door transmitter
- GMC Connected Access Capable
- HD Surround Vision
- Heated steering wheel
- Illuminated entry
- Inside Rearview Auto-Dimming Rear Camera Mirror
- Leather steering wheel
- Multicolor 15″ Diagonal Head-Up Display
- OnStar & GMC Connected Services Capable
- Outside temperature display
- Overhead console
- Passenger vanity mirror
- Rear Cross Traffic Alert
- Rear Prem Floor Liners w/Removable Carpet Insert
- Rear reading lights
- Rear seat center armrest
- Tachometer
- Telescoping steering wheel
- Tilt steering wheel
- Trailer Cam Provisions & Trailer Viewing Software
- Trailer Side Blind Zone Alert
- Trip computer
- Ultrasonic Front & Rear Park Assist
- Voltmeter
- Wireless Charging
- Wireless Phone Projection
- 16-Way Power Driver Seat Adjuster w/Lumbar
- 16-Way Power Passenger Seat Adjuster w/Lumbar
- Front Bucket Seats
- Front Center Armrest
- Full Grain Leather Seat Trim
- Heated 2nd Row Outboard Seats
- Heated Driver & Front Outboard Passenger Seats
- Heated front seats
- Heated rear seats
- Power passenger seat
- Safety Alert Seat
- Split folding rear seat
- Ventilated Driver & Front Passenger Seats
- Ventilated front seats
- Cargo Tie-Down Rings (Set of 4) (LPO)
- Passenger door bin
- Hitch Guidance w/Hitch View
- In-Vehicle Trailering System App
- Integrated Trailer Brake Controller
- Trailer Tire Pressure Monitor Sensors
- Alloy wheels
- Wheels: 18″ Machined Alum w/High Gloss Blk Accents
- Deep-Tinted Glass
- Front Rain-Sensing Wipers
- Power Front Passenger Windows w/Express Up/Down
- Power Sliding Rear Window w/Defogger
- Rain sensing wipers
- Variably intermittent wipers
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.
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