Schedule Auto Service Appointment

Quick and Convenient Service Scheduling with Jim Trenary of Union, Inc.

Caring for your vehicle is easier with our Sullivan, MO service center. We offer online appointment scheduling that lets you choose an opening that fits your plans. Select a time from our list to avoid rushing for dinner plans, putting off errands you need to run, or delaying your weekend adventures.

Discover the benefits of our service center and schedule your GMC service today. Our experts look forward to working with you and keeping your Acadia, Terrain, and Sierra 1500 driving the way you love.

Certified GMC Services Near O'Fallon, MO

Our service center offers factory-backed quality and technicians. We know all the details of your SUV and truck, making it easier to diagnose and correct any issues. From routine maintenance to in-depth repairs, our team is here for you. Feel free to contact our team for more details about services like:

  • Oil and oil filter change
  • Air filter replacement
  • Tire rotation, alignment, and inspection
  • Battery checks and testing
  • Brake care, inspections, and replacement

From comprehensive maintenance items to unexpected fixes, our experts can help with it all.

Genuine GMC Parts Near Hillsboro, MO

We only use manufacturer-backed parts for our services. Our parts are a direct fit into your vehicle and offer a like-new driving experience every time you get behind the wheel. We find exact replacements for worn-down parts and help you choose accessories that add the style or capabilities you want. Some aftermarket parts leave gaps after installation that can worsen performance.

Schedule Your Service Appointment Today

Convenient service scheduling on the go means you can get the work you need when you need it. Neglecting routine maintenance will hurt your vehicle's performance and could lead to further damage or a breakdown. You can also explore our service and part specials to find even more affordable GMC services near Wentzville, MO. Choosing our service center means you don't need to wait for important repairs or to keep up with your service calendar.

GMC Service FAQs

GMC recommends oil changes and tire rotations every 7,500 miles. Service intervals can depend on driving habits and environmental conditions. We can do a multi-point inspection to provide a more accurate estimate of services.
Scheduling online lets you stay in the comfort of your home or the convenience of your office while booking your appointment. It also shows our availability, helping you choose an appointment that doesn't conflict with your other plans. You can find last-minute maintenance before a road trip or plan your repair around important events.
Manufacturer parts fit the exact specifications of your vehicle. GMC parts ensure long-lasting durability and high-quality performance that aftermarket parts can't always match. Having the right parts provides quick installation, shortening how long it takes to get your vehicle back in your driveway.
The Jim Trenary of Union, Inc. service center has factory-trained technicians who know all the details of a GMC model. Independent shops might not have the same training or experience. You can count on modern tools and genuine GMC parts to help with your repairs.

How Can We Help?

Feel free to call or email our team whenever you have questions about GMC services or your service appointment. We can answer any question and help you find the work you need to stay confident in your vehicle. Experts can help with every aspect of ownership, offering a team to address any concern.

How Can We Help?

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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