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  • SouthWest Buick GMC of Lawton Lawton, OK
  • SouthWest Buick GMC of Lawton

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  • Sales 580-360-6488
    • Service 580-360-3145
    • Parts 580-265-8131
  • 5002 NW Cache Rd
    Lawton, OK 73505
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SouthWest Buick GMC of Lawton Lawton, OK

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  • Home
  • New
    • New Vehicles
    • Vehicle Exchange Program
    • 2025 Model Research
    • Schedule Test Drive
    • GM Rewards
    • 2026 Model Research
    • GMC Tax Deductions
    • HUMMER EV
    • Sierra EV
    • GMC Compare Competitors
  • Pre-Owned
    • Pre-owned Vehicles
    • Vehicles Under 20k
    • Certified Pre-Owned Vehicles
    • Schedule Test Drive
    • We Buy Cars
    • Titanium Certified
    • Trade-In
  • Specials
    • New Specials
    • Pre-Owned Specials
    • Vehicle Exchange Program
    • Service & Parts Specials
    • Tire Finder
    • Order Parts Online
    • Buick Accessories
    • GMC Accessories
  • Service Department
    • Service Department
    • Schedule Service
    • Service & Parts Specials
    • Order Parts
  • Finance Department
    • Finance Application
    • Buying vs Leasing
    • Payment Calculator
    • Finance Department
    • Auto Loan Savings Program
  • About
    • Our Dealership
    • Meet Our Staff
    • Hours & Directions
    • Contact Us
    • The Gilchrist Difference
    • Privacy Policy
    • Privacy Requests
    • Careers
    • Our Reviews
    • Our Blog
  • EV
    • EV
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Hours of Operation May Vary Due to Weather

2025 GMC Sierra 2500

2025 GMC Sierra 2500 in Lawton, OK

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2025 GMC Sierra 2500

The 2025 GMC Sierra 2500 redefines the heavy-duty truck segment with its unparalleled strength, refined design, and advanced technology. Built to handle demanding tasks with ease, the Sierra 2500 seamlessly combines rugged durability with modern sophistication. Whether hauling heavy loads in Lawton or navigating challenging terrain near Chickasha, this truck excels in every situation. With a bold presence, robust performance, and a host of innovative features, the Sierra 2500 is the ultimate choice for professionals and enthusiasts who demand more from their truck.

Trim Levels (Exterior)

The 2025 GMC Sierra 2500 is available in a range of trims, each offering distinctive exterior features tailored to various needs and preferences. The rugged Pro trim emphasizes practicality with a durable grille and high-strength steel construction, while the Denali trim offers a sophisticated aesthetic with chrome accents, LED lighting, and polished aluminum wheels. Higher trims include unique design elements like power-retractable side steps and multi-function tailgates, enhancing both style and functionality. The bold, angular design of the Sierra 2500 is complemented by a variety of bed lengths and cab configurations, ensuring adaptability for any task or adventure.

Engine (Power)

At the heart of the Sierra 2500 lies a choice of two robust powertrains designed to deliver exceptional power and capability. The standard 6.6-liter V8 gasoline engine offers impressive horsepower and torque, ideal for heavy-duty towing and hauling. For those requiring maximum performance, the available 6.6-liter Duramax Turbo-Diesel V8 delivers unrivaled torque and efficiency, paired with an advanced 10-speed automatic transmission for precise control. These powertrains ensure that the Sierra 2500 provides reliable and responsive performance, even under the most demanding conditions.

Performance

The performance of the 2025 Sierra 2500 is tailored to meet the needs of those who demand exceptional capability from their truck. Its heavy-duty suspension system and reinforced frame provide stability and durability for towing and hauling large loads. Available four-wheel drive ensures traction and control on challenging terrain, while the Allison transmission delivers smooth power delivery. Advanced trailering technologies, such as integrated trailer brake controls and rearview camera systems, simplify towing operations. Whether navigating steep grades or rough roads near Altus, the Sierra 2500 offers unwavering confidence and performance.

Interior

Inside the 2025 GMC Sierra 2500, premium materials and advanced technology come together to create a comfortable and functional environment. The spacious cabin features available leather-trimmed seats, real wood accents, and noise-reducing insulation for a refined driving experience. The advanced infotainment system includes a large touchscreen with Apple CarPlay and Android Auto integration, keeping drivers connected on the go. Ample storage compartments and intuitive controls add to the cabin's practicality. With options for heated and ventilated seats, wireless charging, and a head-up display, the Sierra 2500 ensures that every journey is both convenient and enjoyable.

Safety Features

The 2025 GMC Sierra 2500 prioritizes safety with a comprehensive suite of advanced features designed to protect both driver and passengers. Standard safety systems include lane departure warning, forward collision alert, and automatic emergency braking. Available technologies, such as a 360-degree camera system and adaptive cruise control, enhance awareness and simplify maneuvering in tight spaces. The reinforced body structure and strategically placed airbags provide additional peace of mind. These features make the Sierra 2500 a reliable and secure choice for heavy-duty work and everyday driving.

Final Takeaways

The 2025 GMC Sierra 2500 is the perfect blend of power, versatility, and sophistication, tailored for drivers who demand more from their truck. In Duncan, it’s celebrated for its strength and reliability, making tough jobs easier. Marlow residents appreciate its advanced safety features and refined interior, ensuring comfort and peace of mind during long drives. Drivers from nearby communities value its robust performance and capability, whether for work or recreation. Visit SouthWest GMC in Lawton to explore the 2025 GMC Sierra 2500 and see why it’s the go-to choice for those who expect excellence in a heavy-duty truck.
 

*Photos may not represent actual vehicle (options, colors, trim, and body styles may vary). All pricing and details are believed to be accurate; however, we do not warranty or guarantee such accuracy. The Manufacturer's Suggested Retail Price and/or Southwest Price excludes tax, title, license, dealer fees, optional equipment, and non-optional equipment. Specifications, descriptions, pricing, and equipment are subject to change without notice. Dealer sets final price. Call or email for complete information.

The Manufacturer's Suggested Retail Price excludes tax, title, license, dealer fees and optional equipment. Dealer sets final price.

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