View Used GMC Trucks in Union, MO

Discover Quality Used GMC Trucks at JIM TRENARY OF UNION, INC.

When searching for used GMC trucks in St Louis, MO, trust JIM TRENARY OF UNION, INC. in Union, MO. We offer a reputation for quality pre-owned GMC Sierra trucks that meet Missouri drivers' needs. Whether for work or family adventures, our inventory has options to suit your lifestyle and budget.







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

Why Buy a Used GMC Truck in Missouri

Choosing a used GMC truck in Missouri makes sense for your wallet and driving experience. GMC has built a reputation for durable trucks, making pre-owned models a smart investment. When you buy a used GMC Sierra nearby, you get professional-grade engineering without the new vehicle cost. Missouri's varied terrain requires a reliable truck, and GMC Sierra trucks have proven capable. Drivers from Sullivan, MO, value how well these trucks retain their worth, ensuring your investment is protected. With legendary durability, high resale value, and capability, used GMC trucks are the smart choice for Missouri buyers who refuse to compromise on quality.

Explore the GMC Sierra Lineup

The GMC Sierra family provides a diverse range of models to suit various needs. Our used inventory includes Sierra 1500s in Regular, Double, and Crew Cab configurations, offering flexibility in passenger and bed sizes. For heavy-duty work, the Sierra 2500 HD and 3500 HD models feature powerful engines like the eight-cylinder EcoTec3 5.3 Liter with 355 horsepower and 383 pound-feet, suitable for daily driving and reserve power. O'Fallon, MO customers often choose the eight-cylinder EcoTec3 6.2 Liter, producing 420 horsepower and 460 pound-feet of torque for maximum performance. The 3.0 Liter Turbo Diesel offers 305 horsepower and 495 pound-feet of torque, providing excellent fuel efficiency for long trips.

Heavy-Duty Capability for Serious Work

The GMC Sierra 2500 HD and Sierra 3500 HD are built to handle demanding tasks with confidence. They feature a 6.6-liter eight-cylinder gasoline engine with 401 horsepower and 464 pound-feet of torque, and an eight-cylinder Turbo Diesel 6.6-liter engine with 470 horsepower and 975 pound-feet of torque, ideal for towing heavy loads. The 10-Speed Allison transmission ensures smooth power delivery. These trucks suit drivers in Hillsboro, MO for work and recreation, offering options from work-ready trims to luxury editions like Denali and Denali Ultimate.

Trim Levels to Match Your Style

GMC Sierra trucks offer various trims, balancing features, comfort, and capability. The Pro trim covers essential functionality, while SLE and Elevation add convenience and interior amenities. SLT boosts comfort with premium materials and tech. Off-road trims AT4 and AT4-X feature specialized suspension and rugged styling. Denali and Denali Ultimate present luxury with professional-grade capability and refined interiors. Wentzville, MO customers find our diverse selection helpful in choosing a GMC Sierra that fits their needs.

Trade-In Your Current Vehicle

Making the switch to a used GMC truck is easier with our trade-in program at JIM TRENARY OF UNION, INC. Our team fairly evaluates your vehicle and offers a competitive price to put toward your next truck. Trading in avoids private sale hassles like advertising, appointments, and paperwork, simplifying the process. Everything is handled in one location, speeding up your purchase of a GMC Sierra. Our trade-in tool shows your vehicle's value before visiting, so you can plan confidently. We accept sedans, SUVs, or trucks, making your trade-in seamless.

Flexible Financing Solutions

At JIM TRENARY OF UNION, INC., we know finding the right financing is as crucial as choosing the right truck. Our finance team partners with multiple lenders to offer competitive rates tailored to your financial situation, whether you have excellent credit, are rebuilding, or in between. We explore all options to make truck ownership possible. Our experts explain all loan details to ensure you're comfortable and confident before signing. We prioritize transparent communication to build lasting relationships and treat every buyer with respect. Finding financing for a used GMC truck is straightforward, and we're ready to guide you from application to approval.

Visit Our Union, MO Dealership Today

Find your ideal used GMC truck at JIM TRENARY OF UNION, INC., where quality inventory and excellent service meet. Our experts know the GMC Sierra lineup and can help you find the right model, trim, and features. Browse our selection and schedule a test drive to experience their professional-grade performance. Located in Union, MO, we serve the surrounding region with integrity and dedication. Don't settle for less-choose a GMC Sierra for durability, capability, and value. Contact us to learn more and see why Missouri drivers prefer JIM TRENARY OF UNION, INC. for used GMC trucks.

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  1. JIM TRENARY OF UNION, INC.

    1001 N HWY 47
    UNION, MO 63084

    • Sales: (636) 388-7006
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Get in Touch

  • Contact our Sales Department at: (636) 388-7006
  • Monday9:00 am - 7:00 pm
  • Tuesday9:00 am - 6:00 pm
  • Wednesday9:00 am - 7:00 pm
  • Thursday9:00 am - 6:00 pm
  • Friday9:00 am - 7:00 pm
  • Saturday9:00 am - 5:00 pm
  • SundayClosed