New 2025 GMC
Sierra 2500 HD Trucks

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3.9%APR
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CASH: Not available with special financing, lease and some other offers. Must take new retail delivery by 12/01/2025. APR: 3.9% APR for 48 months for well-qualified buyers when financed w/GM Financial. Monthly payment is $22.53 for every $1000 you finance. Average example down payment is 11.7%. Not available with leases and some other offers. Must take new retail delivery by 12/01/2025. Truth in Lending Act Disclosure: Down payment will vary with APR and credit. For example, 3.9% APR with $2,500 down payment provides for 48 monthly payments of $22.53 per $1000 financed for qualified buyers. 3.9% APR for a term of 36 months corresponds to a monthly cost of $29.48 per $1000 financed. 5.9% APR for a term of 84 months corresponds to a monthly cost of $14.56 per $1000 financed. 5.9% APR for a term of 72 months corresponds to a monthly cost of $16.53 per $1000 financed. 4.9% APR for a term of 60 months corresponds to a monthly cost of $18.83 per $1000 financed. The rates described are for estimation purposes only; you may not be able to finance at this rate.

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Introducing the New 2026 GMC Sierra 2500HD: The Ultimate Heavy-Duty Pickup in New Iberia

Truck enthusiasts in New Iberia searching for a powerful, capable, and well-equipped heavy-duty pickup need look no further than the 2026 GMC Sierra 2500HD. This impressive truck combines raw power with advanced technology, premium features, and rugged design to deliver an unbeatable driving experience both on and off the road.

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

1Dealer Discount applied to everyone

Powerhouse Performance

The 2026 Sierra 2500HD offers two formidable engine options. The standard 6.6-liter V8 gasoline engine delivers an impressive 401 horsepower and 464 lb-ft of torque, providing ample power for tackling tough jobs. For even more muscle, opt for the available 6.6-liter V8 Duramax Turbo-Diesel engine, which churns out a massive 470 horsepower and 975 lb-ft of torque. Both engines are paired with a smooth-shifting 10-speed automatic transmission for optimum performance and efficiency.

Trim Levels and Key Features

The Sierra 2500HD is available in seven distinct trims, each offering a unique blend of features and capabilities:

  • Pro: The base trim comes well-equipped with features like a 7-inch infotainment system, rubberized-vinyl floor covering, and a trailering package.
  • SLE: Upgrade to the SLE for added conveniences like a 13.4-inch infotainment system, deep-tinted glass, and a remote vehicle starter system.
  • SLT: The SLT trim offers premium features such as perforated leather-appointed front outboard seating, heated driver and front passenger seats, and a Bose premium 7-speaker audio system.
  • AT4: Built for off-road adventures, the AT4 includes a MultiPro tailgate, 20-inch high gloss black aluminum wheels, Rancho shocks, and a skid plate package.
  • AT4X: Take off-road capability to the next level with the AT4X, featuring front and rear e-locking differentials, an 18-inch off-road tire and wheel package, power retractable assist steps, and more.
  • Denali: The luxurious Denali trim offers premium features like a 7-speaker Bose audio system, heated and ventilated front seats, 20-inch ultra-bright machined wheels, and a spray-on bedliner.
  • Denali Ultimate: The top-of-the-line Denali Ultimate includes a Bose Premium Series sound system, power sunroof, rear camera mirror, multicolor 15-inch head-up display, and a GMC MultiPro tailgate.

Advanced Technology and Safety

The 2026 Sierra 2500HD is packed with cutting-edge technology and safety features to keep you connected, informed, and protected on the roads of New Iberia. Standard features include a GMC Infotainment System with Google built-in apps, wireless Apple CarPlay and Android Auto compatibility, and OnStar services. Available features like HD Surround Vision, Rear Camera Mirror, and a multicolor 15-inch head-up display provide enhanced visibility and situational awareness.

Best-in-Class Towing and Payload

With its powerful engines and robust construction, the Sierra 2500HD offers impressive towing and payload capacities to tackle even the most demanding jobs in New Iberia. When properly equipped, this heavy-duty pickup can tow up to 18,500 pounds and haul up to 3,979 pounds of payload, making it an ideal choice for contractors, farmers, and anyone who needs serious capability.

Off-Road Ready

For those seeking off-road adventures in the New Iberia area, the Sierra 2500HD AT4 and AT4X trims are built to handle the toughest terrain. Both trims feature off-road suspension, Rancho shocks, skid plates, and an Eaton locking rear differential for superior traction and control. The AT4X takes it a step further with front and rear e-locking differentials, an 18-inch off-road tire and wheel package, and power retractable assist steps for easy entry and exit.

Interior Comfort and Convenience

Inside the 2026 Sierra 2500HD, you'll find a spacious, well-appointed cabin designed for comfort and convenience. Premium materials, such as perforated leather-appointed seating, are available on select trims, while features like dual-zone automatic climate control, heated front seats, and a heated steering wheel ensure year-round comfort. The Sierra 2500HD also offers ample storage solutions, including a rear seat with a storage package that includes under-seat storage and seatback compartments.

Bold Exterior Design

The 2026 Sierra 2500HD boasts a bold, muscular exterior that commands attention on the streets of New Iberia. Its striking design is complemented by functional features like the GMC MultiPro tailgate, which offers six unique functions for enhanced versatility and easy access to the cargo bed. Available chrome assist steps, power-retractable assist steps, and a range of wheel options allow you to customize your Sierra 2500HD to suit your style preferences.

Experience the 2026 GMC Sierra 2500HD at Musson Patout GMC

If you're looking for a powerful, capable, and well-equipped heavy-duty pickup in New Iberia, the 2026 GMC Sierra 2500HD is an excellent choice. With its impressive performance, advanced technology, and premium features, this truck is ready to tackle any job or adventure you have in mind. Visit Musson Patout GMC at 214 W Hwy 90 Frontage Rd in New Iberia to experience the Sierra 2500HD firsthand and discover why it's the ultimate heavy-duty pickup for truck drivers across the region.

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  1. Musson Patout GMC

    214 W Hwy 90 Frontage Rd
    new iberia, LA 70560

    • Sales: (337) 514-0446
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  • Contact our Sales Department at: (337) 514-0446
  • Monday8:30 am - 6:00 pm
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