Inventory Search
2026
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.
View InventoryWelcome to Jackson GMC
in SULLIVAN, IL
At Jackson GMC, we are proud to be your premier GMC dealer in SULLIVAN, IL, dedicated to serving our community with top-notch vehicles and exceptional customer service. Whether you're in the market for a new or used GMC, need parts or service, or are exploring financing options, our team is here to help you every step of the way.
More About Us| Monday | 8:30AM - 7:00PM |
| Tuesday | 8:30AM - 6:00PM |
| Wednesday | 8:30AM - 6:00PM |
| Thursday | 8:30AM - 6:00PM |
| Friday | 8:30AM - 7:00PM |
| Saturday | 9:00AM - 5:00PM |
| Sunday | Closed |
| Monday | 7:30AM - 5:00PM |
| Tuesday | 7:30AM - 5:00PM |
| Wednesday | 7:30AM - 5:00PM |
| Thursday | 7:30AM - 5:00PM |
| Friday | 7:30AM - 5:00PM |
| Saturday | 8:00AM - 12:00PM |
| Sunday | Closed |
| you break it we fix it | |
| Monday | 7:30AM - 5:00PM |
| Tuesday | 7:30AM - 5:00PM |
| Wednesday | 7:30AM - 5:00PM |
| Thursday | 7:30AM - 5:00PM |
| Friday | 7:30AM - 5:00PM |
| Saturday | 8:00AM - 12:00PM |
| Sunday | Closed |
New and Pre-Owned GMC Inventory for Every SULLIVAN, IL Lifestyle
Explore our diverse inventory of new GMC vehicles, including the rugged Sierra 1500 and the versatile Terrain. For those seeking quality pre-owned options, we have a carefully inspected lineup of used cars to choose from. Each vehicle in our inventory promises reliability and performance, ensuring you drive away with confidence. Start browsing our new inventory or used inventory today.
Expert Maintenance and Parts for Your Vehicle
At Jackson GMC, we understand the importance of maintaining your vehicle in peak condition. Our service department is staffed with certified technicians ready to handle everything from routine maintenance to complex repairs. Visit our service page to schedule an appointment and keep your vehicle running smoothly. Need parts? Our parts department has you covered with genuine GMC components to ensure the longevity of your vehicle.
Flexible Financing Options for Every Driver
Our finance center is here to assist you with securing a loan or lease that fits your needs. With a team of experienced finance experts, we make the process quick, easy, and transparent. Get started on your journey by visiting our finance page and discover the options available to you.
Visit Jackson GMC in Sullivan Today
We invite you to visit Jackson GMC in SULLIVAN, IL, and experience the difference of a dealership dedicated to its community. Whether you're shopping for a new or used vehicle, in need of service, or exploring financing, we're here to assist you with friendly, professional service. Contact us or stop by our dealership today!