Welcome to Wilmes GMC: Your Trusted GMC Dealer in Altus, OK
At Wilmes GMC, we’re committed to delivering exceptional service and top-quality vehicles to drivers in Altus, OK, and surrounding communities like Lawton, Wichita Falls, Burkburnett, and Welon. Whether you’re searching for a state-of-the-art new GMC or an affordable, reliable pre-owned vehicle, our team is here to assist every step of the way. Let us show you why we’re a trusted name for automotive sales, service, and financing in southwest Oklahoma.
Explore Our Extensive New and Used Inventory
Discover the latest new GMC models known for innovation, performance, and style. From the rugged GMC Sierra 1500—designed to take on tough jobs—to the spacious and versatile GMC Yukon SUV, we have options to meet every need. Searching for quality and value? Our lineup of used vehicles undergoes thorough inspections to ensure their reliability for years to come.
Whether you're looking for a new GMC for sale in Altus, OK or a certified pre-owned vehicle, our inventory includes something for every preference and budget. Begin your journey today by browsing our new inventory or pre-owned vehicles online.
Learn More2026
Sierra 1500
From the hardworking Pro and the well-equipped SLT to the off-road ready AT4 and the luxurious Denali Ultimate, there's a GMC Sierra 1500 pickup truck ready to help you take on whatever lies ahead.
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2215 E Broadway St, Altus, OK 73521
| Monday | 8:00AM - 6:00PM |
| Tuesday | 8:00AM - 6:00PM |
| Wednesday | 8:00AM - 6:00PM |
| Thursday | 8:00AM - 6:00PM |
| Friday | 8:00AM - 6:00PM |
| Saturday | 8:00AM - 5:00PM |
| Sunday | Closed |
| Monday | 8:00AM - 6:00PM |
| Tuesday | 8:00AM - 6:00PM |
| Wednesday | 8:00AM - 6:00PM |
| Thursday | 8:00AM - 6:00PM |
| Friday | 8:00AM - 6:00PM |
| Saturday | Closed |
| Sunday | Closed |
| Monday | 8:00AM - 6:00PM |
| Tuesday | 8:00AM - 6:00PM |
| Wednesday | 8:00AM - 6:00PM |
| Thursday | 8:00AM - 6:00PM |
| Friday | 8:00AM - 6:00PM |
| Saturday | Closed |
| Sunday | Closed |
Visit Wilmes GMC Today
Ready to experience superior customer care? Visit Wilmes GMC at 2215 E Broadway St in Altus, OK. Explore our extensive inventory, arrange a test drive, or speak with one of our knowledgeable team members about your automotive needs. We’re here to make car shopping easy and enjoyable for you. Contact us online or by phone to learn more, or simply stop by our showroom. We can't wait to welcome you!
Shop New GMC Inventory | View Used Cars and Trucks | Schedule Service
Flexible Finance Options for Your Next Vehicle
We believe financing your vehicle should be simple and straightforward. That’s why our Finance Center offers a variety of flexible options to fit your budget. Whether you're looking to purchase or lease, we’ll help you navigate the process efficiently. Use our online credit application online credit application tool to get pre-approved and save time at the dealership.
Dependable Parts and Service You Can Count On
Staying on top of regular vehicle maintenance is vital for keeping your car, truck, or SUV in peak condition. The Service Center at Wilmes GMC is staffed with factory-trained technicians who use genuine OEM GMC parts to handle everything from oil changes and brake repair to tire alignment and transmission service. Schedule your next service appointment quickly and conveniently here.
Need parts or accessories for your GMC? Our Parts Department offers a wide selection of factory-approved components. Contact us or stop by to discuss your vehicle's customization or repair needs.
Community-Driven Care and Dedication
As proud residents of Altus, our team is deeply rooted in the local community. Our dealership actively supports local causes and events in Altus and beyond, fostering meaningful connections with the great people of Lawton, Wichita Falls, Burkburnett, and Welon. We’re not just here to sell cars—we’re here to serve.