2024 GMC Sierra HD AEV

2024 GMC Sierra HD AEV Price, Specs & Reviews


2024 GMC Sierra HD AEV is an automotive colossus, embodying strength, versatility, and unparalleled capability. With a towing capacity of 18,400 pounds and the ability to tackle EarthRoamer-sized challenges, it stands as the epitome of power. Its robust 8605-pound curb weight in diesel form underlines its durability and resilience. This behemoth is not just size; it’s a testament to GMC’s commitment to delivering serious capability. Despite its towering presence, the AT4X AEV is more than a visual spectacle—it’s a formidable force on and off the road, showcasing the pinnacle of GMC’s engineering prowess in the realm of heavy-duty pickup trucks.

What’s New for 2024 GMC Sierra HD AEV?

Elevating the off-road prowess of the Sierra HD AT4X, the 2024 AT4X AEV undergoes a transformation by American Expedition Vehicle. This upgrade doesn’t just bring aesthetically pleasing touches like AEV-stitched headrests and distinctive badges. It introduces practical enhancements like hot-stamped steel front and rear bumpers. The fusion of rugged style and utilitarian features enhances the Sierra HD AEV’s capability and durability. Making it a standout in off-road performance. For 2024, GMC’s collaboration with AEV takes the Sierra HD to new heights. Offering enthusiasts a package that seamlessly blends style, strength, and purposeful design. Setting a benchmark in the realm of off-road trucks.

Pricing and Which One to Buy

2024 GMC Sierra HD AT4X AEV beckons with two compelling options:

  1. AT4X AEV: Starting at $94,290, this base model offers a robust foundation of off-road capability and distinctive design elements.
  2. AT4X AEV Diesel: Priced at $103,680, this diesel variant enhances power and torque, elevating your driving experience to new heights.

Engine, Transmission, and Performance

2024 GMC Sierra HD AT4X AEV offers two formidable powerplants. The standard pushrod 6.6-liter V-8 generates a robust 401 hp and 464 lb-ft of torque, ensuring spirited performance. For unparalleled towing capability, the turbocharged and intercooled 6.6-liter diesel V-8 roars to life with an impressive 470 hp and a staggering 975 lb-ft of torque. Expect a brisk 0-60 mph range of 6.6–7.3 seconds and a quarter-mile sprint in 15.1–15.8 seconds. The AT4X AEV showcases not just off-road prowess but also powerful engine options, catering to those who demand both strength and speed in their heavy-duty truck.

2024 GMC Sierra HD AEV Interior, Comfort, and Cargo

2024 GMC Sierra HD AT4X AEV promises an interior that merges comfort with rugged utility:

Spacious Cabin: With a passenger volume of 73 cubic feet up front and 66 cubic feet in the rear, it accommodates both driver and passengers comfortably.

Quality Materials: The interior boasts quality materials that strike a balance between durability and refinement, enhancing the overall driving experience.

Comfortable Seating: Designed for extended journeys, the Sierra HD AEV’s seats offer support and comfort, ensuring a pleasant ride even on challenging terrains.

Cargo Versatility: The interior is tailored for practicality, providing ample cargo space to accommodate gear and essentials for off-road adventures.


  • Off-Road Dominance: The Sierra HD AT4X AEV excels in off-road environments, thanks to AEV enhancements, providing unparalleled capability.
  • Powerful Engine Options: Choose between a potent pushrod V-8 and a turbocharged diesel V-8, delivering robust performance and towing capacity.
  • Spacious Interior: With a generous passenger volume and comfortable seating, it ensures a pleasant journey for both driver and passengers.
  • Rugged Design: The Sierra HD AT4X AEV’s imposing dimensions and rugged exterior design make a bold statement on and off the road.
  • Cargo Utility: Ample cargo space ensures versatility, accommodating gear and essentials for various activities.


  • Fuel Efficiency: Given its heavy-duty nature, fuel efficiency might not match smaller, more economical vehicles.
  • Size and Maneuverability: Its substantial dimensions can make urban maneuvering challenging for some drivers.
  • High Curb Weight: The truck’s weight might impact agility and overall handling, especially in tight spaces.
  • Limited Fuel Options: The focus on power may limit fuel options, potentially leading to higher operating costs.
  • Price: The AT4X AEV’s advanced features and capabilities contribute to a higher price point compared to standard models.

2024 GMC Sierra HD AEV Infotainment and Connectivity

The 2024 GMC Sierra HD AT4X AEV offers a well-equipped infotainment and connectivity suite:

  • Advanced Touchscreen: A user-friendly touchscreen interface serves as the command center, allowing intuitive control of various functions.
  • Apple CarPlay and Android Auto: Seamless integration with smartphones enhances connectivity, enabling easy access to apps, navigation, and media.
  • Wi-Fi Hotspot: Stay connected on the go with the built-in Wi-Fi hotspot, ensuring connectivity for multiple devices within the truck.
  • Premium Audio Options: Upgrade the audio experience with available premium sound systems, delivering a concert-like experience on the road.
  • Navigation System: The integrated navigation system ensures seamless travel, providing real-time directions and updates.

2024 GMC Sierra HD AEV Configuration

2024 GMC Sierra HD AT4X AEV offers a specialized configuration tailored for off-road enthusiasts:

AT4X AEV Configuration:

  • Powerful Engine Options: Choose between the pushrod 6.6-liter V-8 or the turbocharged diesel V-8, each delivering robust performance.
  • Off-Road Enhancements: AEV modifications include hot-stamped steel bumpers, enhancing durability and off-road capability.
  • Distinctive Design: The AT4X AEV boasts badges and stitched headrests, reflecting its unique status and rugged identity.
  • Advanced Infotainment: Enjoy a state-of-the-art infotainment system with touchscreen controls, connectivity features, and premium audio options.

2024 GMC Sierra HD AEV Safety and Driver-Assistance Features

2024 GMC Sierra HD AT4X AEV prioritizes safety with a comprehensive suite of driver-assistance features. Standard offerings include forward-collision warning, automated emergency braking, lane-departure warning, and lane-keeping assist. These technologies work together to enhance awareness and mitigate potential risks on and off the road. Additionally, the availability of advanced safety features such as blind-spot monitoring and adaptive cruise control further elevates the truck’s safety profile. The AT4X AEV is not just a powerhouse in off-road adventures but also a secure and vigilant companion, providing drivers with confidence in various driving conditions.

Final Thoughts

2024 GMC Sierra HD AT4X AEV impresses with its commanding off-road prowess and robust capabilities. Engineered for the adventurous spirit, this truck combines advanced off-road enhancements from AEV with GMC’s reliability. The powerful engine options, distinctive design elements, and a tech-savvy interior contribute to its allure. Whether navigating challenging terrains or cruising on the highway, the Sierra HD AT4X AEV stands out as a formidable and secure companion. With a comprehensive warranty package, it not only promises thrilling off-road experiences but also provides the assurance of GMC’s commitment to durability and customer satisfaction. This off-road beast is a true testament to the marriage of power and dependability.


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