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Welcome to Granite Buick

1. Monthly payment is $16.67 for every $1,000 you finance. Average example down payment is 10.3%. Must finance through GM Financial. Some customers may not qualify. Not available with lease and some other offers. Take new retail delivery by 11/2/26. 2. Deferred monthly payments for 92 days. Must finance with GM Financial. Some customers may not qualify. Down payment required at signing, if applicable. Finance charges accrue from date of financing. Not available with lease and some other offers. Take new retail delivery by 11/2/26.

0% APR FOR 5 YEARS for well-qualified buyers when you finance through GM Financial.1

Plus, no monthly payments until next year.2

1. Bonus Offer valid from 10/1/26 through 11/30/26. Receive up to 50,000 GM Rewards Bonus Points (currently up to a $500 value when redeemed with GM) based on your monthly GM Financial payment. To be eligible for this Bonus Offer you must: (1) purchase or lease a new or unused Chevrolet, Buick, GMC or Cadillac vehicle and take delivery of your new vehicle by 11/30/26; and (2) finance your purchase or lease through GM Financial or Cadillac Financial. Only one Bonus Offer permitted per GM Rewards Mastercard Account. To be eligible for this Bonus Offer, your GM Rewards Mastercard Account must be open and in good standing at time of fulfillment. GM reserves the right to modify or revoke the Bonus Offer at any time. The GM Rewards Bonus Points will be added to the GM Rewards Member account associated with your GM Rewards Mastercard up to 30 days after completion of the offer requirements. 2. The value of points may vary by redemption option and may change from time to time at GM’s sole discretion. 3. To be eligible, members must have a GM or Cadillac Financial MyAccount and a minimum of 500 points available. Customer is still responsible for ensuring all required payments are made on time.

Purchase or lease with GM Financial and earn up to 50,000 bonus points, up to a $500 value.1 and 2
GM Rewards points can be redeemed toward your GM Financial account balance.3

Offer valid 10/1/2026 through 11/30/2026. Terms Apply.

1. Length of contract 48 months. Monthly payment is $22.98 for every $1,000 you finance. Average example down payment is 10.7%. Must finance through GM Financial. Some customers may not qualify. Not available with lease and some other offers. Take new retail delivery by 11/2/26. 2. Not available with some other offers. Take new retail delivery by 11/2/26. 3. Deferred monthly payments for 92 days. Excludes residents of PA. Must finance with GM Financial. Some customers may not qualify. Down payment required at signing, if applicable. Finance charges accrue from date of financing. Not available with lease and some other offers. Take new retail delivery by 11/2/26.

4.9% APR for well-qualified buyers when you finance through GM Financial.1

Plus, $2,000 PURCHASE ALLOWANCE.2

Plus, no monthly payments until next year.3

1. Length of contract 36 months. Monthly payment is $28.60 for every $1,000 you finance. Average example down payment for Envision is 17.6%, Encore GX is 17.5%, Envista is 14.4% and Enclave is 14.2%. Must finance through GM Financial. Some customers may not qualify. Not available with lease and some other offers. Take new retail delivery by 11/2/26 2. MUST BE A CURRENT OWNER OF A 2012 MODEL YEAR OR NEWER NON-GM VEHICLE OR A CURRENT LESSEE OF A 2021 MODEL YEAR OR NEWER NON-GM VEHICLE FOR AT LEAST 30 DAYS PRIOR TO NEW VEHICLE SALE. Not available with lease and some other offers. Take new retail delivery by 11/2/26. 3. Deferred monthly payments for 92 days. Excludes residents of PA. Must finance with GM Financial. Some customers may not qualify. Down payment required at signing, if applicable. Finance charges accrue from date of financing. Not available with lease and some other offers. Take new retail delivery by 11/2/26.

1.9% APR
FOR WELL-QUALIFIED BUYERS when you finance through GM Financial.1

Or

1.9% APR
FOR WELL-QUALIFIED BUYERS when you finance through GM Financial.1

Plus,
$1,750 Envision, $2,250 Encore GX, $2,000 Envista, $750 Enclave
Conquest Purchase Allowance for current eligible non-GM owners/lessees.2

Plus, no monthly payments until next year.3

1 Offer ends 11/30/2026. Purchase and installation must be at a participating U.S. GM Dealer. See dealership for tire details. Highest or equal value tire will be $1. Maximum consumer purchase price of $450 per tire. Additional taxes and fees may apply. Offer subject to availability and may change at any time. Limit one offer per VIN. No other tire offers apply. 2 Offer ends 11/30/2026. Purchase and installation must be at a participating U.S. GM Dealer. Rebate will be issued as a Visa® Gift Card. See mycertifiedservicerebates.com for details around how to claim rebate, which must be submitted by 12/31/2026.

Buy 3, get 1 for $1 on select tire with installation

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Welcome to Granite Buick GMC in Rapid City

Choosing the best car dealership in Rapid City is about finding a partner in your automotive journey. Here at Granite Buick GMC, we stand out with a commitment to community and customer trust. Our extensive experience in the automotive industry, coupled with our dedication to transparency, ensures an unmatched car-buying experience.

Whether you're comparing Buick prices, shopping for used GMC trucks or seeking dependable auto service, our modern facility offers a welcoming environment for everyone. Discover why our Buick and GMC dealership in Rapid City is the trusted choice for Black Hills vehicle shoppers throughout the region.

New GMC & Used Buick for Sale in Rapid City, SD

If you're searching for a new GMC truck nearby or luxury Buick SUV for sale, our inventory is designed to offer quality and variety. From GMC Sierra trucks to Buick Encore GX and Envision SUVs, we have something for everyone. Shop for a new Enclave or Acadia and discuss the advantages of buying a used car for sale in Rapid City with our team.

We'll also help you take advantage of new Buick specials and GMC lease offers, which provide fantastic savings opportunities. Schedule a test-drive and secure GM financing in South Dakota that's tailored to your budget.

Certified Buick & GMC Service Near Me

At Granite Buick GMC, vehicle maintenance is our priority. Schedule GMC service in Rapid City with us knowing our certified GM repair technicians specialize in providing reliable Envista maintenance and HUMMER EV repair. Whether it's routine Buick oil changes and tire rotations or more detailed GMC Sierra servicing, the professionals at our local auto service center are equipped to handle it all with precision.

Plus, we use genuine parts during service, so you can rest assured that your vehicle is being treated with the utmost care. Searching for new GMC components or Buick accessories? Order GM parts online and we'll have them ready for you to pick up soon.

Reputable Buick & GMC Dealership in Rapid City

We're deeply embedded in the Pennington County community, proud to support local nonprofits and contribute to some amazing organizations. With our beautiful, modern facility that includes a cafe and a quiet space, you'll love your visit to Granite Buick GMC at 2454 E Mall Drive in Rapid City.

Whether you're visiting from Box Elder, Blackhawk, Summerset or elsewhere throughout the Black Hills, we invite you to experience the exceptional service and community dedication that set us apart. Contact us to schedule a test-drive at our South Dakota GMC and Buick dealer today.

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