2023 GMC Sierra 2500AT440k miles
$63,998
You might like
Love it for less
Explore the Sierra 2500
Made for heavy-duty hauling and all-weather travel
Why you'll love this Sierra 2500
A capable full-size pickup that's powerful, accommodating, and versatile

Loaded
45+ extra comfort and tech features like Apple CarPlay®, Android Auto™, Front Seat Heaters.
Premium Audio
BOSE Sound System
15 city/17 hwy
Miles Per Gallon
Red
Exterior Color
Black
Interior Color
Four Wheel Drive
Drive Type
8-cyl, Turbo Diesel, 6.6L
Engine
Automatic
Transmission
6.5 ft
Bed Length
18,500 lbs
Towing Capacity (Max)
Vehicle Features and Specs
Features
Installed Upgrades
20 Inch Plus Wheels
A/C Seat(s)
Blind Spot Monitor
BOSE Sound System
Cross-Traffic Alert
Parking Sensors
Running Boards
Universal Garage Door Opener
Comfort & Convenience
Heated Steering Wheel
Rear Seat Heaters
Remote Start
Front Seat Heaters
Memory Seat(s)
Cruise Control
Smart Key
Power Seat(s)
Air Conditioning
Power Mirrors
Rear Defroster
Power Windows
Power Locks
Driver Assistance‡
Rear View Camera
ABS Brakes
Traction Control
Entertainment & Technology
Apple CarPlay®
Android Auto™
Bluetooth Technology
Satellite Radio Ready
SiriusXM Trial Available
Auxiliary Audio Input
AM/FM Stereo
Interior
Leather Seats
Side Airbags
Overhead Airbags
Exterior
Bed Liner
Alloy Wheels
Fog Lamps
Mechanical
Turbo Diesel Engine
Tow Hitch
Four Wheel Drive
Automatic Transmission
Key Specifications
6.5 ft
Bed LengthFour Wheel Drive
Drive Type8-cyl, Turbo Diesel, 6.6L
EngineRed
Exterior ColorBlack
Interior Color15 city/17 hwy
Miles Per GallonAutomatic
TransmissionPerformance
36 gal
Fuel Capacity445
Horsepower910 ft-lbs
TorqueMeasurements
266.09" x 81.85" x 79.65"
Dimensions (L x W x H)43.03"
Driver Head Room44.53"
Driver Leg RoomLT275/70R18E
Front Tire Size (standard)172"
WheelbaseTrailering
18,500 lbs
Towing Capacity (Max)for the 2023 GMC Sierra 2500 AT4
Specs
Installed Upgrades
20 Inch Plus Wheels
A/C Seat(s)
Blind Spot Monitor
BOSE Sound System
Cross-Traffic Alert
Parking Sensors
Running Boards
Universal Garage Door Opener
Comfort & Convenience
Heated Steering Wheel
Rear Seat Heaters
Remote Start
Front Seat Heaters
Memory Seat(s)
Cruise Control
Smart Key
Power Seat(s)
Air Conditioning
Power Mirrors
Rear Defroster
Power Windows
Power Locks
Driver Assistance‡
Rear View Camera
ABS Brakes
Traction Control
Entertainment & Technology
Apple CarPlay®
Android Auto™
Bluetooth Technology
Satellite Radio Ready
SiriusXM Trial Available
Auxiliary Audio Input
AM/FM Stereo
Interior
Leather Seats
Side Airbags
Overhead Airbags
Exterior
Bed Liner
Alloy Wheels
Fog Lamps
Mechanical
Turbo Diesel Engine
Tow Hitch
Four Wheel Drive
Automatic Transmission
Key Specifications
6.5 ft
Bed LengthFour Wheel Drive
Drive Type8-cyl, Turbo Diesel, 6.6L
EngineRed
Exterior ColorBlack
Interior Color15 city/17 hwy
Miles Per GallonAutomatic
TransmissionPerformance
36 gal
Fuel Capacity445
Horsepower910 ft-lbs
TorqueMeasurements
266.09" x 81.85" x 79.65"
Dimensions (L x W x H)43.03"
Driver Head Room44.53"
Driver Leg RoomLT275/70R18E
Front Tire Size (standard)172"
WheelbaseTrailering
18,500 lbs
Towing Capacity (Max)for the 2023 GMC Sierra 2500 AT4
Standard OEM Features
These are standard original equipment manufacturer features for the 2023 GMC Sierra 2500 AT4. All available options are not listed below and may vary by car.
- Air conditioning, dual-zone automatic climate control
- Airbags, Dual-stage frontal airbags for driver and front outboard passenger; Seat-mounted side-impact airbags for driver and front outboard passenger; Head-curtain airbags for front and rear outboard seating positions; Includes front outboard Passenger Sensing System for frontal outboard passenger airbag (Always use seat belts and child restraints. Children are safer when properly secured in a rear seat in the appropriate child restraint. See the Owner's Manual for more information.)
- Audio system, Premium GMC Infotainment System with 8" diagonal color touch-screen includes multi-touch display, AM/FM stereo, Bluetooth streaming audio for music and most phones; featuring wireless Android Auto and Apple CarPlay capability for compatible phones, advanced voice recognition, in-vehicle apps, personalized profiles for infotainment and vehicle settings (Includes (PZ8) Hitch Guidance with hitch view.)
- Auto-locking rear differential
- Bed Liner, Spray-on, Pickup bedliner with GMC logo (does not include spray-on liner on tailgate due to Black composite inner panel) (AT4 logo replaces GMC logo. Not available with any Ship Thrus EXCEPT (VSH), (VTV), (TCH) or (TCE).
- Bluetooth for phone, connectivity to vehicle infotainment system
- Brakes, 4-wheel antilock, 4-wheel disc with DURALIFE rotors
- Cruise control, steering wheel-mounted
- Daytime Running Lamps, LED signature lighting
- Defogger, rear-window electric
- Door locks, power
- Driver memory recalls driver "presets" for power driver seat and outside mirrors
- Engine, 6.6L V8 with Direct Injection and Variable Valve Timing, gasoline, (401 hp [299 kW] @ 5200 rpm, 464 lb-ft of torque [629 N-m] @ 4000 rpm)
- Fog lamps, LED
- Four wheel drive
- Glass, deep-tinted
- HD Rear Vision Camera
- Headlamps, LED reflector (high intensity) with LED turn signals and LED signature Daytime Running Lamps
- Hitch Guidance with Hitch View with image adjustment, Pan/Zoom/Tilt
- Keyless Open and Start
- Mirror, inside rearview auto-dimming
- Mirrors, outside power-adjustable vertical trailering with heated and auto-dimming upper glass, (driver and passenger) lower convex mirrors, turn signal indicators, puddle lamps, perimeter lighting, auxiliary lighting, power folding/extending (extends 3.31" [84.25mm])
- OnStar and GMC connected services capable (Terms and limitations apply. See onstar.com or dealer for details.)
- Pickup bed includes bed assist step
- Power outlet, front auxiliary, 12-volt
- Power outlet, rear auxiliary, 12-volt
- Premium Floor Liners with removable carpet insert, front
- Premium Floor Liners with removable carpet insert, rear
- Recovery hooks, Red
- Remote vehicle starter system
- Seat adjuster, driver 10-way power including lumbar
- Seat adjuster, passenger 10-way power including lumbar
- Seat trim, Perforated leather-appointed front
- Seat, Up-level Rear with Storage Package, 60/40 folding bench for Crew Cab models, includes full-length bench seat, seatback storage on left and right side, center fold out armrest with 2 cupholders, full cab width under-seat storage, (includes child seat top tether anchor)
- Seating, heated driver and front outboard passenger
- Seats, front bucket with center console
- Seats, heated second row outboard seats
- Seats, ventilated driver and front passenger
- SiriusXM Radio
- SiriusXM Radio with 360L Equipped with SiriusXM with 360L. Enjoy a trial subscription of the Platinum Plan for the full 360L experience, with a greater variety of SiriusXM content, a more personalized experience and easier navigation. With the Platinum Plan, you can also enjoy your favorites everywhere you go, with the SiriusXM app, online and at home on compatible connected devices. (IMPORTANT: The SiriusXM radio trial package is not provided on vehicles that are ordered for Fleet Daily Rental ("FDR") use. If you decide to continue service after your trial, the subscription plan you choose will automatically renew thereafter and you will be charged according to your chosen payment method at then-current rates. Fees and taxes apply. See the SiriusXM Customer Agreement at www.siriusxm.com for complete terms and how to cancel. All fees, content, features, and availability are subject to change. GM connected vehicle services vary by vehicle model and require active service plan, working electrical system, cell reception and GPS signal. See onstar.com for details and limitations.)
- StabiliTrak, stability control system with Proactive Roll Avoidance and traction control, includes electronic trailer sway control and hill start assist
- Steering column, manual Tilt-Wheel and telescoping
- Steering wheel audio controls
- Steering wheel, heated
- Steering, Digital Variable Steering Assist This system automatically adjusts steering based on speed, road conditions, and other inputs to reduce driver effort and fatigue
- TECHNOLOGY PACKAGE includes (DRZ) Rear Camera Mirror and (UV6) Multi-color 15" Diagonal Head-Up Display Includes (UHS) 8" Digital Driver information Center. (Requires (PDJ) Driver Alert Package II and (PDO) AT4 Preferred Package. Included with (PDG) AT4 Premium Plus Package.)
- Teen Driver a configurable feature that lets you activate customizable vehicle settings associated with a key fob, to help encourage safe driving behavior. It can limit certain available vehicle features, and it prevents certain safety systems from being turned off. An in-vehicle report card gives you information on driving habits and helps you to continue to coach your new driver
- Theft-deterrent system, unauthorized entry
- Tire Pressure Monitoring System with Tire Fill Alert (does not apply to spare tire)
- Tire, spare LT275/70R18 all-terrain, blackwall
- Tires, LT275/70R18E all-terrain, blackwall
- Trailering Package includes trailer hitch, 7-pin and 4-pin connectors and (CTT) Hitch Guidance
- Transmission, 6-speed automatic, heavy-duty
- USB Ports (Inside Console with bucket seats), 2 also includes 1 SD card reader and auxiliary jack
- USB ports, 2 (first row) located on instrument panel
- USB ports, dual, charge-only (2nd row)
- Wheels, 18" (45.7 cm) machined aluminum wheel with Dark Grey metallic accents
- Wi-Fi Hotspot capable (Terms and limitations apply. See onstar.com or dealer for details.)
- Window, power front, passenger express up/down
- Windows, power front, drivers express up/down
- Windows, power rear, express down
- Wireless Phone Projection for Apple Carplay and Android Auto
Comfort & Convenience
Driver Assistance‡
Entertainment & Technology
Looking for specifics?
More cars in your area
Even more to love
The 2023 GMC Sierra 2500 delivers powerful performance, capable towing, and smart tech for work and play.
CarMax Certified quality
Drive with confidence
No flood or frame damage
No reported odometer problems
Deep cleaned interior
125-point inspection
View listVehicle history by AutoCheck®
View report10-day money back guarantee
30-day limited warranty
Longer in some states. See store for details.
See how this one stacks up
Customer rating
5.0/5
3 Reviews5 star
100%
4 star
0%
3 star
0%
2 star
0%
1 star
0%
What Sierra 2500 owners are saying
Pros
Fuel Economy
Power
Cargo Space
Cons
Ride and Handling
Styling
Cargo Space
The CarMax difference
CarMax Certified quality
Easy 10-day returns
30-day limited warranty
Longer in some states. See store for details.Optional MaxCare® keeps you covered
You might like
Love it for less
† Available within a 60-mile radius of select stores. See store for details.
‡ Driver assistance features are not a substitute for attentive driving; the driver is responsible for vehicle operation at all times. Features may have limited functionality in certain situations. See this car’s Owner’s Manual and manufacturer information for full details and important limitations.
§ MPG/MPGe/range figures based on EPA estimates for vehicle sold as new; results will vary based on vehicle history and driving conditions.
‖ Apple CarPlay and iPhone are trademarks of Apple Inc. Google, Android and Android Auto are trademarks of Google LLC.
¶All trademarks are the property of their respective owners. Use of a third-party trademark does not imply an endorsement or affiliation.
2023 GMC Sierra 2500 AT4
$63,998

2023 GMC Sierra 2500 AT4
$63,998*
40K miles
Features
A/C Seat(s)
Heated Steering Wheel
Rear Seat Heaters
Remote Start
Front Seat Heaters
Memory Seat(s)
Cruise Control
Smart Key
Power Seat(s)
Air Conditioning
Power Mirrors
Rear Defroster
Power Windows
Power Locks
Universal Garage Door Opener
Blind Spot Monitor
Rear View Camera
Parking Sensors
Cross-Traffic Alert
ABS Brakes
Traction Control
BOSE Sound System
Apple CarPlay®
Android Auto™
Bluetooth Technology
Satellite Radio Ready
SiriusXM Trial Available
Auxiliary Audio Input
AM/FM Stereo
Leather Seats
Side Airbags
Overhead Airbags
20 Inch Plus Wheels
Running Boards
Bed Liner
Alloy Wheels
Fog Lamps
Turbo Diesel Engine
Tow Hitch
Four Wheel Drive
Automatic Transmission
Specifications
Miles Per Gallon
15 city/17 hwy
Exterior Color
Red
Interior Color
Black
Drive Type
Four Wheel Drive
Engine
8-cyl, Turbo Diesel, 6.6L
Transmission
Automatic
Bed Length
6.5 ft
Towing Capacity (Max)
18,500 lbs
Horsepower
445
Torque
910 ft-lbs
Dimensions (L x W x H)
266.09" x 81.85" x 79.65"
Wheelbase
172"
Driver Leg Room
44.53"
Driver Head Room
43.03"
Fuel Capacity
36 gal
Front Tire Size (standard)
LT275/70R18E
*Price excludes state and local taxes, title, registration, tags, and any optional products or services. Price assumes that final purchase will be made in the State of MD, unless vehicle is non-transferable. Vehicle subject to prior sale. Applicable transfer fees are due in advance of vehicle delivery and are separate from sales transactions. Limited warranty is 30 days. See store for details. We make every effort to provide accurate information, but please verify before purchasing.














































