Chevy GMC Dealer in Union, MO

Union, MO Area Dealer

Not Just Another Lot in Town – A Whole New Standard

Let’s call it like it is. Not every Union MO car dealership earns your second visit. Some barely even deserve your first. That’s why Jim Trenary Chevrolet GMC of Union takes a different approach; one built around your time, your questions, and your expectations.

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You’re not here for a guessing game. So we don’t play one. Whether you’re after a heavy-duty GMC Sierra, a fuel-efficient and sleek Chevy Malibu, or something rugged like the Trailblazer, you’ll find it here. On the lot, not just on a screen.

Inventory That Works As Hard As You Do

Front exterior view of the 2026 GMC Sierra 1500 for sale in Union, MO

You’re shopping because you need a car that fits your life. Not just a payment that fits your budget. Our extensive lineup includes the latest from Chevrolet and GMC, plus an ever-rotating stock of used cars for sale in Union, MO that actually makes sense to buy. Clean titles. Transparent history. Prices that don’t require a PhD.

You want one-owner trucks with low miles? We have them. What about family SUVs with third-row space and modern safety tech? In stock. And if it’s not? We’ll track it down or find the right deal on a new model that checks all the boxes.

Service That Doesn’t Stall Out After the Sale

We know what happens after you drive off matters just as much. So our service department doesn’t play catch-up with you. It’s run by certified, experienced pros who specialize in Chevrolet and GMC maintenance, and who actually explain what’s going on with your car in terms you can understand. No jargon. No upsell routine.

Quick oil changes, real diagnostics, and flexible scheduling that fits your calendar. That’s how we keep your car and your trust in good shape.

GMC certified service technician changing the oil in a vehicle in Troy, MO

Come See Why People Keep Driving Back

Jim Trenary Chevrolet GMC of Union isn’t just a nameplate or a storefront. It’s a team built to serve drivers who expect more than “good enough.”

Visit us today, and let’s get you into something that fits your style, your budget, and your life. Questions? Bring them. Curiosity? Even better. We’re ready when you are.

Hours

  • 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
See All Department Hours

Contact

1001 North Highway 47
DirectionsUnion,MO63084

  • Sales:(636) 674-8333
  • Service:(636) 388-4610
  • Parts:(636) 674-8333