New GMC Sierra 1500 in Rexburg, ID near Idaho Falls







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

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Discover the 2026 GMC Sierra 1500 in Rexburg, ID

Liberty GMC in Rexburg, ID is thrilled to offer the impressive 2026 GMC Sierra 1500 to truck enthusiasts in the area. As a premier GMC dealership serving Rexburg and nearby Idaho Falls, we invite you to explore this exceptional full-size pickup that combines power, sophistication, and advanced technology.

Trims and Configurations

The 2026 GMC Sierra 1500 is available in a range of trims to suit your unique preferences and needs. Choose from the Pro, SLT, Elevation, Denali, SLE, AT4, Denali Ultimate, and AT4X trims, each offering a distinct blend of features and capabilities. Whether you're seeking a well-equipped work truck or a luxurious daily driver, the Sierra 1500 has you covered.

With multiple cab and bed configurations, including Regular Cab, Double Cab, and Crew Cab options, as well as Standard Box and Short Box lengths, you can tailor your Sierra 1500 to your specific requirements. Our knowledgeable sales team in Rexburg, ID is ready to help you find the perfect combination for your lifestyle.

Powertrain Options

Under the hood, the 2026 GMC Sierra 1500 offers an array of powerful engine choices. The standard 2.7-liter inline 4-cylinder turbocharged engine delivers an impressive 310 horsepower and 430 lb-ft of torque, providing ample power for your daily tasks. For those seeking even more capability, opt for the available 5.3-liter V8 EcoTec3 engine, which produces a robust 355 horsepower and 383 lb-ft of torque.

If efficiency is a top priority, the 2026 Sierra 1500 also offers a 3.0-liter 6-cylinder Diesel Turbocharged engine, delivering an exceptional balance of power and fuel economy. Paired with either a responsive 8-speed or 10-speed automatic transmission, each engine option ensures smooth and confident performance on the roads of Idaho Falls and beyond.

Advanced Technology and Safety Features

The 2026 GMC Sierra 1500 is packed with cutting-edge technology to enhance your driving experience. Enjoy the convenience of the 13.4-inch diagonal Premium GMC Infotainment System with built-in Google apps, allowing you to stay connected and entertained on the go. With wireless Android Auto and Apple CarPlay capability, you can seamlessly integrate your smartphone and access your favorite apps and playlists.

Safety is always essential with the Sierra 1500, and a wide suite of standard driver-assist features come standard for the new truck. From Automatic Emergency Braking and Front Pedestrian Braking to Lane Keep Assist with Lane Departure Warning and IntelliBeam automatic high beams, you can drive with added peace of mind in Rexburg, ID.

Interior Comfort and Convenience

Step inside the 2026 GMC Sierra 1500 and experience a refined interior that prioritizes comfort and convenience. Available features like dual-zone automatic climate control, heated and ventilated front seats, and a heated steering wheel ensure year-round comfort. The spacious and well-appointed cabin provides ample room for passengers and cargo alike.

For those seeking the ultimate in luxury, the Denali and Denali Ultimate trims offer premium amenities such as full-grain leather seating, a Bose Premium Sound System, and a power sunroof. Whether you're navigating the city streets of Idaho Falls or embarking on a long-distance road trip, the Sierra 1500 ensures a comfortable and enjoyable ride.

Visit Liberty GMC in Rexburg, ID Today

Experience the 2026 GMC Sierra 1500 firsthand by visiting Liberty GMC at 890 W Main St in Rexburg. Our dedicated team is ready to answer your questions, discuss special offers, and arrange a test drive at your convenience. We proudly serve truck enthusiasts in Rexburg, ID and the surrounding areas, including Idaho Falls.

For detailed directions to our dealership, please visit our website or contact us directly. We look forward to helping you discover the power, capability, and sophistication of the 2026 GMC Sierra 1500.

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  1. Liberty GMC

    890 W MAIN ST
    REXBURG, ID 83440

    • Sales: (208) 356-4455
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Get in Touch

  • Contact our Sales Department at: (208) 356-4455
  • Monday9:00 am - 7:00 pm
  • Tuesday9:00 am - 7:00 pm
  • Wednesday9:00 am - 7:00 pm
  • Thursday9:00 am - 7:00 pm
  • Friday9:00 am - 7:00 pm
  • Saturday9:00 am - 6:00 pm
  • SundayClosed