Inventory Search
Certified Auto Service You Can Trust
Keeping your vehicle in top condition is our priority. Our service department is staffed with certified technicians who use genuine OEM parts to ensure quality repairs and maintenance. Schedule your service appointment today and experience the difference at Gem City Motors GMC.
Schedule Service2026
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 InventoryYour Premier Automotive Destination - Gem City Motors GMC in Sidney, MT
Gem City Motors GMC is your premier GMC dealer in Sidney, MT, proudly serving the communities of Williston, ND and beyond. Our commitment to customer satisfaction and our extensive selection of new and used vehicles make us one of the best choices for your automotive needs.
At Gem City Motors GMC, we understand that purchasing a vehicle is an exciting experience. Our friendly and knowledgeable staff are here to guide you through every step of the process, ensuring that your visit is enjoyable and stress-free. Explore our extensive inventory online or visit our showroom in Sidney, MT to find your perfect vehicle.
Learn More About Us| Monday | 8:00AM - 5:00PM |
| Tuesday | 8:00AM - 5:00PM |
| Wednesday | 8:00AM - 5:00PM |
| Thursday | 8:00AM - 5:00PM |
| Friday | 8:00AM - 5:00PM |
| Saturday | 8:00AM - 12:00PM |
| Sunday | Closed |
| Monday | 8:00AM - 5:00PM |
| Tuesday | 8:00AM - 5:00PM |
| Wednesday | 8:00AM - 5:00PM |
| Thursday | 8:00AM - 5:00PM |
| Friday | 8:00AM - 5:00PM |
| Saturday | Closed |
| Sunday | Closed |
| Monday | 8:00AM - 5:00PM |
| Tuesday | 8:00AM - 5:00PM |
| Wednesday | 8:00AM - 5:00PM |
| Thursday | 8:00AM - 5:00PM |
| Friday | 8:00AM - 5:00PM |
| Saturday | Closed |
| Sunday | Closed |
Your Local Source for New & Used GMC Vehicles for Sale
Whether you are in the market for a brand-new GMC model or a reliable pre-owned vehicle, Gem City Motors GMC has you covered. Our inventory includes a wide variety of models, each thoroughly inspected to meet the highest standards of quality.
- New Vehicles: Discover our latest GMC models for sale, including the rugged Sierra 1500 and the versatile Acadia. Explore All New Inventory
- Used Vehicles: Our selection of pre-owned vehicles offers great value and reliability. Find your next vehicle at a price that fits your budget. Search Used Inventory
Financing Options for you in Sidney, MT
We offer a range of financing solutions to make your vehicle purchase as smooth as possible. Whether you prefer to buy or lease, our finance experts are here to assist you in finding the best option to meet your needs. Start your financing application online and get pre-approved today.
Apply For Credit
Everything You Need in One Convenient Location
Located conveniently in Sidney, MT, Gem City Motors GMC is your go-to GMC dealer in Sidney, MT. Whether you're from Williston, ND, or the surrounding areas, we invite you to visit our dealership and explore our exceptional inventory and services.
Directions to Gem City Motors GMC
Discover why Gem City Motors GMC is a trusted name in the automotive community. Whether you're looking for a new vehicle, quality service, or flexible financing, we are here to meet your needs and exceed your expectations.
Contact Us