2025 GMC Sierra 2500HD

Keep reading to unpack everything the new 2025 GMC Sierra 2500HD offers. When you’re ready for a test drive, stop by Mike Haggerty Buick GMC in Oak Lawn, IL. Our automotive resources are extensive, ranging from sales and finance to service and parts. You can discover new and pre-owned models online. Take time to also browse all our latest specials to unlock additional savings today! Whatever your automotive needs in the Chicago area, there is something for everyone here at Mike Haggerty Buick GMC. We are eager to meet and help all Burbank, Evergreen Park, Chicago Ridge, and Hickory Hills drivers find the car right for their lifestyle and budget!

Starting MSRP $46,300

GMC Sierra 2500HD Highlights

• Performance: Standard 410 hp 6.6L V8 Gas Engine or available 470 hp 6.6 L Duramax Turbo Diesel V8 Engine and Allison® 10-speed automatic transmission.
• Capability: Maximum 22,500-pound towing capacity, automatic locking rear differential, integrated trailer brake controller, available off-road suspension, available all-wheel drive, and more.
• Interior: 16-way power front seats with massage feature, heated and ventilated seats, available power moonroof, and wood interior accents.
• Exterior: LED projector headlamps and signature lighting, new front bumper and fascia, and available six-function MultiPro tailgate.
• Technology: Available 13.4-in. Diagonal center touchscreen, 12.3-in. Diagonal driver information center, and available Bose® Premium Audio System.
• Safety: Forward collision alert, following distance indicator, front pedestrian braking, IntelliBeam, lane departure warning, buckle to drive, automatic emergency braking, and available SuperCruise™ hands-free driving.

2024 vs 2025 GMC Sierra 2500HD

For 2025, the GMC Sierra 2500HD receives notable updates, including adaptive cruise control with trailering assist for the AT4 and Denali trims. The previously optional trailer-brake controller is now standard across all models. Additionally, the Pro and SLE trims are upgraded with front and rear parking sensors.

GMC Sierra 2500HD Performance Comparison

2025 GMC Sierra 2500HD vs the 2025 Ford F-250 and the 2024 Ram 2500

The 2025 GMC Sierra 2500HD is a top contender compared to the 2025 Ford F-250 and the 2024 Ram 2500, offering superior power and capability. Delivering a standard 410 horsepower and 464 lb-ft of torque, the Sierra 2500HD surpasses both the Ford F-250 and Ram 2500 in performance. With its higher towing capacity of 22,500 pounds, the Sierra 2500HD makes even the toughest jobs manageable, while its standard StabiliTrak system ensures enhanced stability and control on the road.

GMC Sierra 2500HD Amenities Comparison

2025 GMC Sierra 2500HD vs the 2025 Ford F-250 and the 2024 Ram 2500

Among heavy-duty trucks, the 2025 GMC Sierra 2500HD sets the bar for luxury, performance, and innovation. Compared to the Ford F-250 and Ram 2500, the Sierra 2500HD offers premium features that are hard to match. The exclusive MultiPro Tailgate adds versatility and convenience, while the impressive 83.5 cubic feet of maximum cargo space provides plenty of room for gear. The large 13.4-inch touchscreen display enhances the driving experience with seamless access to navigation, entertainment, and vehicle controls. Plus, the ProGrade™ trailering technology is a standout feature, offering advanced tools to simplify towing and hauling, ensuring every trip is safe and efficient.

GMC Sierra 2500HD Trim Options

2025 GMC Sierra 2500HD Pro

Pro
Starting MSRP $46,300

• 6.6L V8 gas engine with Allison® 10-speed automatic transmission
• Trailering Package, Trailering Mirrors and Trailer Brake Controller
• Best-in-class HD cargo box volume
• Wireless Apple CarPlay® and wireless Android Auto™ compatibility

2025 GMC Sierra 2500HD SLE

SLE
Starting MSRP $50,400

• 6.6L V8 gas engine with Allison® 10-speed automatic transmission
• 13.4" diagonal center touchscreen and 12.3" diagonal digital Driver Information Center
• Traction Select System with Tow/Haul mode
• 17" machined aluminum wheels

2025 GMC Sierra 2500HD SLT

SLT
Starting MSRP $60,100

• 10-way power driver and front outboard passenger heated seats with lumbar
• Heated steering wheel
• ProGrade Trailering System with In-Vehicle Trailering App
• MultiPro Tailgate
• 18" machined aluminum wheels with dark grey metallic accents

2025 GMC Sierra 2500HD AT4

AT4
Starting MSRP $71,000

• Exclusive Jet Black interior with Kalahari accents, and heated and ventilated perforated front leather seating surfaces
• Exclusive 20" gloss-black aluminum wheels with available BFGoodrich® off-road tires
• Off-Road Suspension Package with twin-tube Rancho shocks and skid plates
• Up to 14 available camera views with HD Surround Vision

2025 GMC Sierra 2500HD Denali

Denali
Starting MSRP $73,900

• 20" Ultra-Bright machined wheels with bright chrome inserts
• Denali-exclusive authentic open-pore wood, patterned aluminum trim and forge perforated leather seating surfaces
• 12-way heated and ventilated power front seats
• ProGrade Trailering System with In-Vehicle Trailering App
• MultiPro Tailgate

2025 GMC Sierra 2500HD AT4X

AT4X
Starting MSRP $83,200

• Factory-installed 1.5" suspension lift, Multimatic® DSSV dampers, rear electronic-locking differential, larger steel transfer case skid plate and front aluminum skid plate
• 35" Goodyear® Territory MT tires
• 16-way heated and ventilated power front seats with massage feature
• Obsidian Rush interior featuring full-grain leather seating with technical-grain leather accents and authentic Vanta ash wood

2025 GMC Sierra 2500HD Denali Ultimate

Denali Ultimate
Starting MSRP $92,800

• Duramax 6.6L Turbo-Diesel V8 engine with Allison 10-speed automatic transmission
• Signature Vader Chrome grille and exclusive 20" Ultra-Bright machined aluminum wheels with gloss-black inserts
• Exclusive Alpine Umber interior featuring full-grain leather seating, authentic open-pore Paldao wood and 16-way power front seats with massage feature
• 12-Speaker Bose Premium Series with Centerpoint surround sound
• Illuminated power assist steps and MultiPro Tailgate Audio System by KICKER

GMC Sierra 2500HD FAQs