SALES: (314) 272-4060
Service: (314) 272-4063

Service Specials

  • FREE Wiper Installation*
    with purchase of Wiper Blades.
    FREE
    *Disclosure Must Present Coupon when order is written. Not valid with any other offer. Valid only at Dave Sinclair Buick GMC. Plus Tax, shop supplies, hazardous waste fee, if applicable, Diesels and some models may be extra. No Cash Value. View Details
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NEW Specials

  • 2013 Buick LaCrosse FWD Base
    Sinclair Sale Price: $24,608*
    2013 Buick LaCrosse FWD Base
    *Disclosure This is the General Motors Consumer Cash Incentive Program that is good towards the purchase of one of the eligible new and unused models (see dealer for details). Expires expires on 04/30/2014 Stock Number: B13739 View Details
  • 2013 Buick LaCrosse FWD Base
    Sinclair Sale Price: $24,608*
    2013 Buick LaCrosse FWD Base
    *Disclosure ONLY CURRENT 1999 OR NEWER BUICK PASSENGER CAR OR LIGHT DUTY TRUCK OWNERS/LESSEES ARE ELIGIBLE FOR THIS INCENTIVE. - CUSTOMER IS NOT REQUIRED TO TRADE IN THEIR QUALIFYING VEHICLE. - THIS OFFER CAN BE TRANSFERRED TO INDIVIDUALS RESIDING IN THE SAME HOUSEHOLD. BOTH THE TRANSFEROR'S (ORIGINAL INTENDED CUSTOMER) AND TRANSFEREE'S RESIDENCY MUST BE VERIFIED WITH CURRENT DRIVER'S LICENSE OR STATE IDENTIFICATION. - ONLY ONE SET OF QUALIFYING DOCUMENTS MAY BE USED FOR REDEMPTION PER PURCHASE/LEASE PER ELIGIBLE CONSUMER. Expires expires on 04/30/2014 Stock Number: B13739 View Details
  • 2013 Buick LaCrosse FWD Base
    Sinclair Sale Price: $24,608*
    2013 Buick LaCrosse FWD Base
    *Disclosure This is the General Motors Consumer Cash Incentive Program that is good towards the purchase of one of the eligible new and unused models (see dealer for details). Expires expires on 04/30/2014 Stock Number: B13739 View Details
  • 2013 Buick Regal
    GM Bonus Cash...(LHT)*
    2013 Buick Regal
    *Disclosure This is the General Motors Consumer Cash Incentive Program that is good towards the purchase of one of the eligible new and unused models (see dealer for details). Expires expires on 04/30/2014 View Inventory
  • 2013 Buick Regal
    GM Consumer Cash...(NCC)*
    2013 Buick Regal
    *Disclosure This is the General Motors Consumer Cash Incentive Program that is good towards the purchase of one of the eligible new and unused models (see dealer for details). Expires expires on 04/30/2014 View Inventory
  • 2013 Buick Verano
    BUICK LOYALTY PROGRAM (LWW)*
    2013 Buick Verano
    *Disclosure ONLY CURRENT 1999 OR NEWER BUICK PASSENGER CAR OR LIGHT DUTY TRUCK OWNERS/LESSEES ARE ELIGIBLE FOR THIS INCENTIVE. - CUSTOMER IS NOT REQUIRED TO TRADE IN THEIR QUALIFYING VEHICLE. - THIS OFFER CAN BE TRANSFERRED TO INDIVIDUALS RESIDING IN THE SAME HOUSEHOLD. BOTH THE TRANSFEROR'S (ORIGINAL INTENDED CUSTOMER) AND TRANSFEREE'S RESIDENCY MUST BE VERIFIED WITH CURRENT DRIVER'S LICENSE OR STATE IDENTIFICATION. - ONLY ONE SET OF QUALIFYING DOCUMENTS MAY BE USED FOR REDEMPTION PER PURCHASE/LEASE PER ELIGIBLE CONSUMER. Expires expires on 04/30/2014 View Inventory
  • 2013 Buick Verano
    GM Bonus Cash...(LHT)*
    2013 Buick Verano
    *Disclosure This is the General Motors Consumer Cash Incentive Program that is good towards the purchase of one of the eligible new and unused models (see dealer for details). Expires expires on 04/30/2014 View Inventory
  • 2013 Buick Verano
    GM Consumer Cash ...(NCC)*
    2013 Buick Verano
    *Disclosure This is the General Motors Consumer Cash Incentive Program that is good towards the purchase of one of the eligible new and unused models (see dealer for details). Expires expires on 04/30/2014 View Inventory
  • 2013 Vehicles
    2013 Year End Close-Out*
    2013 Vehicles
  • 2014 Buick Enclave
    BUICK CONQUEST CASH..(IJV)*
    2014 Buick Enclave
    *Disclosure PROOF AS CURRENT 1999 OR NEWER NON-GM CUSTOMER MUST BE RETAINED IN THE DEAL JACKET. APPROPRIATE PROOF WOULD INCLUDE A COPY OF CURRENT LEASE CONTRACT, TITLE, VEHICLE REGISTRATION (ONLY IF THE CUSTOMER'S NAME AND ADDRESS APPEAR ON THE REGISTRATION) OR A PAYMENT COUPON IN THE CUSTOMER'S NAME. IF REGISTRATION DOES NOT INCLUDE THE CUSTOMER'S NAME AND ADDRESS, A COMBINATION OF THE REGISTRATION AND PROOF OF INSURANCE WITH THE CUSTOMER'S NAME AND ADDRESS IS ALSO ACCEPTABLE. SCREEN PRINTS FROM STATE DMV/SECRETARY OF STATE OR EQUIVALENT WEBSITES ARE ALSO ACCEPTABLE IF THEY SHOW CLEARLY THAT THE CUSTOMER CURRENTLY OWNS OR IS LEASING A QUALIFYING VEHICLE. Expires expires on 04/30/2014 View Inventory

Customer reviews

4.6 / 5
  • Enclave Customer reviews

    My car salesman called me to tell me about the recall for my car. Knowing that I just had a baby, he worked with me to get my vehicle taken car of asap. He, as usual, went above and beyond great ser

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    2013 Buick Enclave
  • Enclave Customer reviews

    Awesome service. Nice to see ladies working in the service department!

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    2013 Buick Enclave
  • Enclave Customer reviews

    After a less than ideal experience at another dealership, it was so refreshing coming to Dave Sinclair Buick GMC. Mead Hanna was very helpful and we appreciated his professional and laid-back sales st

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    2012 Buick Enclave
  • LaCrosse Customer reviews

    Our salesman Drew Perez was outstanding. He spent a LOT of time with us to make sure we had the right car. Also, the price was very good.

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    2014 Buick LaCrosse
  • LaCrosse Customer reviews

    I leased a 2014 La Crosse. It was the easiest transaction I have been involved in. All persons I had contact with were helpful and friendly.

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    2014 Buick LaCrosse
  • LaCrosse Customer reviews

    Came out to start car inside my garage last Thursday evening before 6PM and no lights came on and car wouldnt start. Called your service department and they gave me the number of American towing. They

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    2014 Buick LaCrosse
  • Terrain Customer reviews

    I SAW THE GMC TERRAIN ONLINE ON YOUR WEBSITE, IT HAD EVERYTHING I WANTED ON THE VEHICLE SO I MADE A FEW CALLS, CAME TO YOUR DEALERSHIP ON A SATURDAY AND PURCHASED THE VEHICLE. THE ONLY COMPLAINT I HAV

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    2014 GMC Terrain
  • Sierra 1500 Customer reviews

    Loved the experience, Drew made mine and my husbands extra very pleasant.you an tell he genuinely cares for his customers. People like him is why I'll drives over 45 minutes to come back, along with

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    2014 GMC Sierra 1500
  • Sierra 1500 Customer reviews

    Everything went smoothly, very professional. The greeter was much nicer this time. Not sure a greeter is necessary in your set up. I still think 2hours is a bit long time to wait for an oil change and

    Read More >>

    2012 GMC Sierra 1500
  • Acadia Customer reviews

    Acadia 2010 80000 maint ll

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    2010 GMC Acadia

Welcome to Dave Sinclair Buick GMC


Dave Sinclair Buick GMC: Serving as a St Louis Buick & GMC Dealer


Dave Sinclair Buick GMC is proud to be your St Louis Buick and GMC dealership of choice. Located at 5655 S Lindbergh Blvd, our dealership is an excellent choice if you’re looking for a Buick and GMC dealer but aren't finding what you need locally. Dave Sinclair Buick GMC is proud to provide the best in new and used St Louis Buick and GMC cars.

Buy and Sell Used Cars at Dave Sinclair Buick GMC

A Buick & GMC Dealer Serving the Surrounding St Louis Metro Area

Dave Sinclair Buick GMC has an amazing inventory of new and used vehicles including the Buick Enclave. In addition we also carry models such as the GMC Sierra and Terrain all in our online inventory. Give our sales associates a call at (314) 272-4060 or send us an email and let our customer service speak for itself when looking for an option beyond their local St Louis Buick and GMC dealership.  Our used inventory includes all makes and models, like the used Ford cars or .

Auto Financing in St Louis

Once you have selected the Buick and GMC that fits your life and your style, it is time for you to start looking into financing. Financing is one of the most important parts of buying new or used cars in St. Louis or anywhere, so we have made it easy for you. As your St Louis Buick and GMC dealership, we offer you easy to use tools like a Payment Calculator, a Buy vs. Lease Questionnaire and once you’re ready, a way to qualify online!

Buick & GMC Parts & Service in St Louis

We at Dave Sinclair Buick GMC are happy to be your go-to dealership throughout the life of your vehicle. To keep your vehicle in tip top condition, visit our service and parts department. With fantastic service specials, tires and accessories it's no wonder many customers see us as their go-to dealership for new and used cars in St Louis.



Dave Sinclair Buick GMC  |  5655 S. Lindbergh Blvd. St Louis, MO 63128