2025 GMC Sierra 2500 Overview

 
Delta drivers who need a heavy-duty pickup truck for the Ridgway jobsite, or who want a family-friendly road-trip truck for weekend trips, love the 2025 GMC Sierra 2500 HD for plenty of reasons: its incredible utility, rugged performance, and can’t-beat features name just a few. If you’re considering a new GMC pickup for your Telluride drives, come to Turner Automotive, Inc. to test-drive a 2025 GMC Sierra 2500 HD! Keep reading below to learn more about the new GMC Sierra 2500 for sale, then contact us to schedule your visit.
 

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2025 GMC Sierra 2500 Overview of Features by Configuration

There are seven trim levels of the 2025 GMC Sierra 2500 HD available, all of which are as comfortable inside as they are rugged on the outside. We’ve listed each of them below, alongside some stand-out features:

2025 GMC Sierra 2500 Pro

• 6.6L V8 gas engine with Allison® 10-speed automatic transmission
• Trailering Package, trailering mirrors, and Trailer Brake Controller
• Wireless Apple CarPlay® and wireless Android Auto™ compatibility

2025 GMC Sierra 2500 SLE

• 13.4-inch diagonal center touchscreen
• 12.3-inch diagonal digital driver information center
• Traction Select System with Tow/Haul mode
• 17-inch machined aluminum wheels

2025 GMC Sierra 2500 SLT

• 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-inch machined aluminum wheels with dark grey metallic accents

2025 GMC Sierra 2500 AT4

• Jet Black interior with Kalahari accents, and heated and ventilated perforated front leather seating surfaces
• 20-inch gloss-black aluminum wheels
• Off-Road Suspension Package with twin-tube Rancho shocks and skid plates
• Adaptive Cruise Control

2025 GMC Sierra 2500 Denali

• 20-inch 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

2025 GMC Sierra 2500 AT4X

• Factory-installed 1.5-inch suspension lift, Multimatic® DSSV dampers, rear electronic-locking differential, large steel transfer case skid plate, and front aluminum skid plate
• 35-inch 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 2500 Denali Ultimate

• Duramax 6.6L turbo-diesel V8 engine with Allison 10-speed automatic transmission
• Signature Vader Chrome grille and exclusive 20-inch Ultra-Bright machined aluminum wheels with gloss-black inserts
• 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

2025 GMC Sierra 2500 Overview of Engine Options

The 2025 GMC Sierra 2500 HD offers two powerful engine options. We’ve listed both and their specs below:

6.6L V8 Engine

• Available On: Pro, SLE, SLT, AT4, Denali, AT4X
• Horsepower: 401 hp
• Torque: 464 lb-ft
• Fuel Tank Capacity: 36 gallons
• Transmission: Automatic, 10-speed

6.6L Duramax V8 Turbo-Diesel Engine

• Available On: Pro, SLE, SLT, AT4, Denali, AT4X, Denali Ultimate
• Horsepower: 470 hp
• Torque: 975 lb-ft
• Fuel Tank Capacity: 36 gallons
• Transmission: Automatic, 10-speed

Find Your GMC Sierra 2500 For Sale at Turner Automotive, Inc.

Still curious about the GMC Sierra 2500 specs? Explore our GMC vehicle research hub to learn more. Or if you’re ready to go home with your next GMC Sierra 2500 for sale, give us a call at (970) 249-6691 to schedule your test drive today! In the meantime, apply for financing online to save time at the dealership.