2023 GMC Sierra 2500 HD AT4
- Used
- Diesel
Notes from the dealer
Experience the uncompromising power and capability of the 2023 GMC Sierra 2500HD AT4. This heavy-duty truck is engineered to conquer any terrain, whether you're tackling the toughest job sites or exploring the great outdoors.
Equipped with a robust Duramax 6.6L V8 Turbodiesel engine, the Sierra 2500HD AT4 delivers an impressive 445 horsepower and an astounding 910 lb-ft of torque, providing the muscle you need to tow, haul, and conquer any challenge. Paired with a smooth-shifting 10-speed automatic transmission and a capable 4WD system, this truck is ready to take on any task with confidence.
Key features include:
Apple CarPlay / Android Auto
Power Seats
Heated Seats
Backup Camera
Bluetooth
Cruise Control
Power Windows
Power Locks
Steering Wheel Radio Controls
Aluminum Wheels
Gooseneck / 5th Wheel Package
Tri-Fold Soft Tonneau Cover
Front and Rear Molded Splash Guards
High Idle Switch
220-Amp Alternator
Engine Block Heater
The Sierra 2500HD AT4 also boasts a comprehensive suite of advanced technology and safety features, including the Bed View Camera, Trailer Brake Controller, and Wireless Phone Projection, ensuring a seamless and confident driving experience, whether you're hauling heavy loads or towing your prized possessions.
Elevate your driving experience with the exceptional off-road capabilities of the X31 Off-Road Package, featuring Hill Descent Control, Skid Plates, and more. The AT4 also offers a premium interior with heated and ventilated front seats, a heated steering wheel, and a host of connectivity options to keep you entertained and connected on the go.
With its bold, muscular styling and uncompromising performance, the 2023 GMC Sierra 2500HD AT4 is the ultimate heavy-duty truck for those who demand the best. Experience the power and capability that only a GMC can deliver. Visit our showroom today and let us help you find the perfect Sierra 2500HD AT4 to meet your needs.
Equipped with a robust Duramax 6.6L V8 Turbodiesel engine, the Sierra 2500HD AT4 delivers an impressive 445 horsepower and an astounding 910 lb-ft of torque, providing the muscle you need to tow, haul, and conquer any challenge. Paired with a smooth-shifting 10-speed automatic transmission and a capable 4WD system, this truck is ready to take on any task with confidence.
Key features include:
Apple CarPlay / Android Auto
Power Seats
Heated Seats
Backup Camera
Bluetooth
Cruise Control
Power Windows
Power Locks
Steering Wheel Radio Controls
Aluminum Wheels
Gooseneck / 5th Wheel Package
Tri-Fold Soft Tonneau Cover
Front and Rear Molded Splash Guards
High Idle Switch
220-Amp Alternator
Engine Block Heater
The Sierra 2500HD AT4 also boasts a comprehensive suite of advanced technology and safety features, including the Bed View Camera, Trailer Brake Controller, and Wireless Phone Projection, ensuring a seamless and confident driving experience, whether you're hauling heavy loads or towing your prized possessions.
Elevate your driving experience with the exceptional off-road capabilities of the X31 Off-Road Package, featuring Hill Descent Control, Skid Plates, and more. The AT4 also offers a premium interior with heated and ventilated front seats, a heated steering wheel, and a host of connectivity options to keep you entertained and connected on the go.
With its bold, muscular styling and uncompromising performance, the 2023 GMC Sierra 2500HD AT4 is the ultimate heavy-duty truck for those who demand the best. Experience the power and capability that only a GMC can deliver. Visit our showroom today and let us help you find the perfect Sierra 2500HD AT4 to meet your needs.
Peace of mind
Vehicle history report
- Title information
- Odometer readings
- Accident data (if applicable)
- Service history
- Vehicle usage
- Recall information (if applicable)
- Warranty status
Optional add-on protection
- GAP Protection
- Lifetime Powertrain
- Tires and Wheels
- Paint Protection
A name you can trust
Imperial Subaru is dedicated to your satisfaction before, during, and after your purchase. We'll go the extra mile to take care of you.
More about us* Although every reasonable effort has been made to ensure the accuracy of the information contained on this site, absolute accuracy cannot be guaranteed. This site, and all information and materials appearing on it, are presented to the user "as is" without warranty of any kind, either express or implied, including but not limited to the implied warranties of merchantability, fitness for a particular purpose, title or non-infringement. All vehicles are subject to prior sale. Price does not include applicable tax, title, and license. Not responsible for typographical errors.


