2024 GMC Sierra 2500HD Review, Specs and Price

The ultimate 6.6-L V8 2024 GMC pickup has an available Duramax turbo-diesel powertrain that gives the GMC Sierra HD up to 22,500 pounds of towing.

Salman Chaudhary, Founder Pinkywheels.com


2024 GMC Sierra 2500HD Specs
2024 GMC Sierra 2500HD Specs

2024 GMC Sierra 2500HD Review

In the World of heavy-duty trucks, the 2024 GMC Sierra 2500HD stands out as a beacon of power and capability. With a recent refresh, this truck has elevated its performance to ultimate levels, blending luxury with unrivaled towing capacity. In this comprehensive review, we'll probe into the impressive features and enhancements that make the 2024 GMC Sierra 2500HD a formidable choice for those who demand both luxury and capability.

Key Highlights:

· Powertrain Choices: The base powertrain comprises a 401-horsepower 6.6-liter V-8 paired with a 10-speed automatic transmission. For those seeking enhanced towing capability, an optional 470-horsepower Duramax turbo-diesel V-8 with a 10-speed automatic transmission is available.

· Exterior Elegance: Despite its Enormous towing capabilities, the Sierra 2500HD also pays attention to aesthetics. The exterior features shiny chrome elements, adding a touch of sophistication to its robust appearance.

· Luxurious Interior: Inside the Sierra 2500HD, occupants are treated to a comfortable leather interior, creating a luxurious and pleasant environment for both work and travel.

· Maximum Towing Capacity: With the Duramax turbo-diesel V-8, the Sierra 2500HD achieves an outstanding 22,500 pounds of maximum conventional towing, highlighting its prowess in handling heavy loads.

· Advanced Trailer Assistance: The Sierra 2500HD comes equipped with advanced trailer assist features, including Transparent Trailer View, Trailer Side Blind Zone Alert, and available adaptive cruise control with trailering, enhancing overall towing efficiency and safety.

· Setting Apart from Sierra 1500: Positioned as the heavyweight counterpart to the Sierra 1500, the Sierra 2500HD maintains a higher level of luxury and finish, setting it apart within the GMC lineup.

2024 GMC Sierra 2500HD Price

  • Pro: $47,395

  • SLE: $52,195

  • SLT: $63,495

  • AT4: $72,095

  • Denali: $76,195

  • AT4X: $84,795

  • Denali Ultimate: $94,895

Pinkywheels Recommendation

For an optimal configuration, starting with the crew cab and selecting the standard bed on the Sierra 2500HD SLT is suggested. The following trim and options are recommended:

  • Features:

  • GMC's versatile MultiPro tailgate

  • Heated steering wheel

  • Heated front seats

  • Power-adjustable front seats

  • Remote start

  • Optional Packages:

  • SLT Convenience package, including front bucket seats with ventilated cushions, heated rear seats, and a power-sliding rear window.

  • Driver Alert packages, providing assists such as blind-spot monitoring, lane-departure warning, and front and rear parking sensors.

2024 GMC Sierra 2500HD Release date

· Available at your nearest GMC dealership since Spring 2023.

What’s new in 2024 GMC Sierra 2500HD?

The 2024 GMC Sierra 2500HD undergoes a light visual refreshing, enhancing its overall appearance for a more modern and appealing look.

· Revised Powertrain: Significant changes are introduced to the powertrain, with a focus on enhancing towing capacity. The 6.6-liter Duramax turbocharged diesel V-8 now boasts increased power, delivering 470 horsepower and an impressive 975 pound-feet of torque.

· Front Fascia Redesign: The front fascia of the Sierra HDs receives a redesign, featuring newly available LED headlights and taillights with sequential turn signals, contributing to improved visibility and a distinctive lighting signature.

· Increased Towing Capacity: Thanks to the enhanced power from the Duramax diesel engine, the towing capacity for Sierra 2500HD sees a notable increase. The maximum rating at the hitch is now an impressive 22,500 pounds.

· Transmission Upgrade: The 401-horsepower 6.6-liter V-8 gas engine gets a transmission upgrade, replacing the previous six-speed automatic with the more advanced Allison-certified 10-speed automatic, a feature previously exclusive to the diesel engine.

· New Trim Level: Introducing the all-new Denali Ultimate trim, available for 2500HD. This trim elevates the luxury experience, incorporating leather-wrapped door panels, steering wheel, and A- and B-pillar handles.

· Luxurious Interior: The Denali Ultimate trim enhances interior comfort with 16-way power-adjustable front heated and cooled massaging seats, featuring intricate leather stitching displaying a topographic map of Mount Denali in Alaska.

· Trailering Technology: New trailering technology is introduced, including adaptive cruise control with trailering, gross combination weight (GCW) alert, and expanded compatibility of GM's Transparent Trailer View for gooseneck and fifth wheel trailering.

· Driver Assistance Tech: Standard driver assistance technology for the Sierra HD is expanded in 2024, providing additional safety features and improvements in overall driving assistance.

· Special Editions: The 2024 Sierra HD lineup includes special editions such as the AT4X off-road trim and the AEV Edition, featuring steel bumpers, AEV 18-inch wheels, and reinforced skid plates, catering to diverse preferences and needs.

2024 GMC Sierra 2500HD Specs
2024 GMC Sierra 2500HD Specs

2024 GMC Sierra 2500HD Specs

2024 GMC Sierra 2500HD Exterior

The 2024 GMC Sierra 2500HD boasts a commanding and rugged exterior design, blending both strength and sophistication. Here are the key elements that contribute to the truck's exterior appeal:

· Revised Front Fascia: The Sierra 2500HD undergoes a light visual refreshing with a revised front fascia. The changes include a distinct grille design that imparts a more aggressive and dynamic look to the truck.

· LED Headlights and Taillights: The front end receives newly available LED headlights, enhancing visibility and providing a modern touch to the Sierra's appearance. The taillights also get the LED treatment, featuring sequential turn signals for added visual flair.

· Distinctive Grille: The grille design takes on a different shape, exuding a more assertive and contemporary presence.

· Chrome Exterior Elements: The exterior is adorned with shiny chrome finishes, especially noticeable in the grille. This adds a touch of sophistication to the overall look, creating a harmonious blend of toughness and luxury.

· Hood Vent: A significant addition to the front end is the large hood vent. This not only serves a functional purpose by allowing ample airflow for the heavy-duty truck but also contributes to the vehicle's muscular and robust appearance.

· Premium LED Lighting: The Sierra 2500HD features premium LED headlights, equipped with projector LEDs in the center, bracket-shaped LED daytime running lights, and a dynamic turn signal. The upgraded lighting not only enhances visibility but also adds a high-end touch to the front profile.

· Functional Design Elements: Recognizing the need for functionality in a heavy-duty truck, the exterior incorporates features like large tow mirrors with heating, blind-spot monitoring, auto-dimming, and power folding capabilities. These mirrors are designed to handle the demands of towing and provide enhanced safety.

· Unique AT4 Accents: In the specific AT4 trim, the exterior receives dark chrome finishes, contributing to its tough and rugged demeanor. The dark chrome finish complements the overall design language, highlighting key elements like the grille.

· Trailering Mirrors: The Sierra 2500HD comes equipped with massive trailering mirrors, providing a clear view of the surroundings when towing large loads. These mirrors offer features such as heating, blind-spot monitoring, auto-dimming, and power folding for added convenience.

· Wheel Options: The truck offers various wheel options across different trim levels. The AT4 features 20-inch alloy wheels with a full gloss black finish, enhancing the vehicle's overall stance.

· MultiPro Tailgate: The Sierra 2500HD comes with the innovative MultiPro tailgate, offering multiple configurations for added convenience and utility. It's a standout feature in the truck's exterior design, showcasing innovation and practicality.

2024 GMC Sierra 2500HD Dimensions

Exterior dimensions of 2024 Sierra 2500HD are:

  • Wheelbase: 159.1 inches

  • Length: 250.7–252.0 inches

  • Width: 81.9 inches

  • Height: 82.7 inches

2024 GMC Sierra 2500HD Colors

Exterior color options for 2024 Sierra 2500HD are:

  • Cardinal Red

  • Downpour Metallic

  • Onyx Black

  • Redwood Metallic

  • Sterling Metallic

  • Summit White

  • Thunderstorm Gray

  • Titanium Rush Metallic

  • Volcanic Red Tintcoat

  • White-Frost Tricoat

2024 GMC Sierra 2500HD Interior

The interior of the 2024 GMC Sierra 2500HD is designed with a focus on comfort, convenience, and advanced technology. Here's a breakdown of the key features in the interior, especially focusing on technology and infotainment:

  • Premium Materials: The Sierra 2500HD's cabin is appointed with high-quality materials, emphasizing a balance between durability and luxury. Soft-touch surfaces, leather upholstery, and intricate stitching contribute to an upscale interior ambiance.

  • Spacious Cabin: The interior offers a spacious cabin, providing ample room for both passengers and cargo. This is particularly important for a heavy-duty truck, ensuring a comfortable experience during long journeys or while hauling heavy loads.

  • Crew Cab Configuration: The recommended configuration is the crew cab, maximizing interior space and accommodating more passengers. This configuration is well-suited for those who prioritize spaciousness and versatility.

  • Heated and Ventilated Front Seats: The SLT trim, suggested by Pinkywheels, comes with front bucket seats that are not only power-adjustable but also heated and ventilated. This adds a layer of luxury and ensures comfort in various weather conditions.

  • Heated Rear Seats: The SLT Convenience package includes heated rear seats, extending the comfort features to rear passengers as well.

2024 GMC Sierra 2500HD Interior
2024 GMC Sierra 2500HD Interior

2024 GMC Sierra 2500HD Technology and Infotainment

  • Intuitive Infotainment System: The Sierra 2500HD is equipped with an advanced infotainment system, featuring a user-friendly interface. The system likely includes a touchscreen display that serves as the central hub for various functions.

  • Apple CarPlay and Android Auto: Seamless smartphone integration is offered through Apple CarPlay and Android Auto compatibility. This allows users to access their favorite apps, navigation, and music directly from the infotainment system.

  • MultiPro Tailgate Integration: The MultiPro tailgate, a standout exterior feature, is likely to have integration with the infotainment system. This could include features like a tailgate-mounted camera view displayed on the touchscreen for enhanced convenience during towing and loading.

  • BOSE Premium Sound System: The SLT trim may come equipped with an upgraded BOSE premium sound system, providing a superior audio experience for occupants.

  • Driver Assistance Technologies: The Sierra 2500HD includes advanced driver assistance technologies. This encompasses features like adaptive cruise control with trailering, blind-spot monitoring, lane-departure warning, and front and rear parking sensors.

  • Transparent Trailer View: A notable technology mentioned is the Transparent Trailer View, which aids in trailering. This feature likely utilizes cameras to provide a transparent view of the trailer, enhancing visibility and safety.

  • AT4X Off-Road Trim Features: The AT4X off-road trim introduces additional technology features, possibly including off-road-specific modes, terrain management systems, and enhanced trailering capabilities.

2024 GMC Sierra 2500HD Engine

Base Powertrain:

  1. Engine: 6.6-liter V-8

  2. Power: 401 horsepower

  3. Transmission: 10-speed automatic

Available Upgrade:

  1. Engine: 6.6-liter Duramax turbocharged diesel V-8

  2. Power: 470 horsepower

  3. Torque: 975 pound-feet

  4. Transmission: 10-speed automatic

2024 GMC Sierra 2500HD Performance

Trailering Technology:

  • Advanced trailering technology is integrated, including features like adaptive cruise control with trailering, gross combination weight (GCW) alert, and Transparent Trailer View. These technologies contribute to a more controlled and secure towing experience.

AT4X Off-Road Trim Enhancements:

  • The AT4X trim, designed for off-road enthusiasts, likely includes performance enhancements such as a specialized off-road suspension system, all-terrain tires, and off-road driving aids.

The combination of powerful engine options, enhanced towing capacities, and performance-focused features makes the 2024 GMC Sierra 2500HD a compelling choice for those who require a capable and versatile heavy-duty truck.

2024 GMC Sierra 2500HD 0-60

· 2024 Sierra 2500HD achieves 0-60 mph in 6.6-7.4 seconds depending upon the trim.

2024 GMC Sierra 2500HD Top Speed

· Top speed of 2024 GMC Sierra 2500HD is 98 mph.

2024 GMC Sierra 2500HD Towing Capacity

· 2024 Sierra 2500HD claims an impressive towing capacity of 22,500 pounds.

2024 GMC Sierra 2500HD Specs
2024 GMC Sierra 2500HD Specs

2024 GMC Sierra 2500HD Models

The 2024 GMC Sierra 2500HD is available in two-door regular-cab, four-door extended-cab (Double Cab), and four-door crew-cab configurations with standard 6.8-foot or long 8.1-foot cargo beds.

2024 GMC Sierra 2500HD Pro:

  1. 17-inch steel wheels

  2. LED headlights and taillights

  3. Chrome bumpers

  4. Integrated rear bumper steps

  5. Trailering hitch with Hitch Guidance system

  6. Manually adjustable trailering mirrors

  7. 7-inch touchscreen display with wireless Apple CarPlay and Android Auto

  8. Driver assistance features: Forward collision mitigation, lane departure warning, automatic high-beams, rear seat reminder

2024 GMC Sierra 2500HD SLE:

  1. 17-inch alloy wheels

  2. Upgraded exterior trim

  3. Power-adjustable, heated trailering mirrors

  4. MultiPro configurable tailgate with EZ Lift assist

  5. Digital instrument panel

  6. 13.4-inch touchscreen infotainment display

  7. Keyless entry

  8. Additional safety features

2024 GMC Sierra 2500HD SLT:

  1. 18-inch alloy wheels

  2. All-terrain tires

  3. Added chrome exterior trim

  4. Upgraded headlights and taillights

  5. LED foglights and cargo bed lighting

  6. Power-folding and -extending trailering mirrors with auto-dimming

  7. Dual-zone automatic climate control

  8. Leather seats with power-adjustable front seats and driver's seat memory

  9. High-definition backup camera with Hitch View angle

  10. Smartphone trailering app

2024 GMC Sierra 2500HD AT4:

  1. 20-inch wheels

  2. Four-wheel drive

  3. Hill descent control

  4. Off-road suspension tuning

  5. Underbody skid plates

  6. Ventilated front seats and heated rear outboard seats

  7. Surround-view camera system

  8. Blind-spot warning with rear cross-traffic warning

  9. Parking sensors

2024 GMC Sierra 2500HD Denali:

  1. Side assist steps

  2. Roof marker lights

  3. Power-sliding rear window

  4. Wood and aluminum interior trim

  5. Premium leather seats

  6. Navigation system

  7. Bose premium sound system

  8. Wireless smartphone charging

  9. Bed-view camera

2024 GMC Sierra 2500HD AT4X:

  1. Raised off-road suspension with adaptive dampers

  2. Stronger underbody skid plates

  3. Driver-selectable locking rear differential

  4. Trailer tire pressure sensor capabilities

2024 GMC Sierra 2500HD Denali Ultimate:

  1. Power-deploying side steps

  2. Premium leather upholstery

  3. Front seats with added adjustments and massage functions

  4. Leather-wrapped steering wheel

  5. 12-speaker Bose premium audio

  6. Adaptive cruise control

  7. Head-up display

  8. Digital rearview mirror

2024 GMC Sierra 2500HD Fuel Economy

  • The Sierra 2500HD's fuel economy is assessed based on real-world performance, as the EPA doesn't conduct tests for vehicles of its weight class.

  • In a test of the 2024 GMC Sierra 2500HD with the diesel engine, it achieved 17 mpg on the highway and around 15 mpg in the city.

2024 GMC Sierra 2500HD Safety Features

  • The Sierra HD features a comprehensive camera system with up to 15 different viewing modes, including a "transparent" mode for virtual visibility through an attached trailer.

  • Standard safety features include forward-collision warning and automated emergency braking, as well as lane-departure warning.

  • Additional safety options are available, such as blind-spot monitoring and rear cross-traffic alert.

2024 GMC Sierra 2500HD Warranty

Warranty and Maintenance Coverage:

  • Limited warranty covers 3 years or 36,000 miles.

  • Powertrain warranty covers 5 years or 60,000 miles.

  • The 1st year includes one complimentary scheduled maintenance visit.

  • GMC's warranty plan is competitive, matching coverage offered by Ford and Chevy rivals.

2024 GMC Sierra 2500HD Pros and Cons


  1. Powerful Engine Options: The Sierra 2500HD offers a choice between a robust 6.6-liter V-8 and an optional Duramax turbo-diesel V-8, providing versatile powertrain options to suit various needs.

  2. Luxurious Interior: The interior of the Sierra 2500HD boasts a comfortable leather finish, creating a luxurious atmosphere. The Denali Ultimate trim, in particular, elevates the luxury experience with premium features.

  3. Maximum Towing Capacity: With the Duramax turbo-diesel V-8, the Sierra 2500HD achieves an impressive 22,500 pounds of maximum conventional towing, showcasing its capability to handle substantial loads.

  4. Advanced Trailer Assistance: Equipped with features like Transparent Trailer View, Trailer Side Blind Zone Alert, and adaptive cruise control with trailering, the Sierra 2500HD ensures smart and efficient towing experiences.

  5. Revised Powertrain: The 2024 model introduces a revised powertrain, enhancing towing capacity. The Duramax diesel engine sees increased power, contributing to improved overall performance.


  1. Fuel Economy: The Sierra 2500HD's fuel efficiency, especially with the gas-fed V-8, may not be as impressive, making it less economical for daily commuting compared to smaller vehicles.

  2. Competitor Comparison: While the Sierra 2500HD is a solid choice, it may lack the polish and maximum towing capabilities of competitors such as the Ram HD and Ford Super Duty.

  3. Limited Standard Driver-Assistance Features: While the truck can be equipped with various driver-assistance technologies, only a portion of them comes standard. Some heavy-duty rivals offer a more extensive suite of standard safety features.

  4. Higher Starting Price: The Sierra 2500HD's starting price is relatively higher compared to lighter-duty trucks, making it a substantial investment for those not regularly utilizing its heavy-duty capabilities.

  5. Standard Features Variation: Standard features vary across trim levels, and certain desirable features may require opting for higher trims or additional packages, impacting the overall cost.

2024 GMC Sierra 2500HD FAQs

When was the 2024 GMC Sierra 2500HD released?

The 2024 GMC Sierra 2500HD became available at GMC dealerships in Spring 2023.

What is the starting price for the Sierra 2500HD?

The pricing for the 2024 GMC Sierra 2500HD starts at $47,395 for the base Pro trim.

What's the maximum towing capacity of the Sierra 2500HD?

With the Duramax turbo-diesel V-8, the Sierra 2500HD boasts a maximum conventional towing capacity of 22,500 pounds.

Which trim level is recommended for an optimal configuration?

For an optimal configuration, starting with the crew cab and selecting the standard bed on the Sierra 2500HD SLT is suggested.

What are the key highlights of the Sierra 2500HD?

Key highlights include powerful engine choices, luxurious interior, maximum towing capacity of 22,500 pounds, advanced trailer assistance features, and differentiation from the Sierra 1500 with higher luxury levels.

What's new in the 2024 Sierra 2500HD?

The 2024 model brings a light visual refreshing, a revised powertrain for increased towing capacity, an all-new Denali Ultimate trim, and enhancements in trailering technology and driver assistance features.

How is the Sierra 2500HD's fuel economy assessed?

The Sierra 2500HD's fuel economy is evaluated based on real-world performance, as the EPA doesn't conduct tests for vehicles in its weight class.

What are the available exterior color options for the Sierra 2500HD?

Exterior color options include Cardinal Red, Downpour Metallic, Onyx Black, Redwood Metallic, Sterling Metallic, Summit White, Thunderstorm Gray, Titanium Rush Metallic, Volcanic Red Tintcoat, and White-Frost Tricoat.

Which trim level features an off-road-focused design?

The AT4 trim is designed for off-road enthusiasts, featuring elements like hill descent control, off-road suspension tuning, underbody skid plates, and more.

Is there a special edition available for the Sierra 2500HD?

Yes, the 2024 Sierra HD lineup includes special editions such as the AT4X off-road trim and the AEV Edition, catering to specific preferences and needs.

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