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1. Monthly payment is $17.92 for every $1,000 you finance. Average example down payment is 17.1%. Some customers may not qualify. Not available with lease and some other offers. Take new retail delivery by 4/3/23. 2. AVAILABLE ON 2.7L TURBO HIGH OUTPUT ENGINES. 3. Tax, title, license, and dealer fees extra. Dealer sets final price. Not available with lease and some other offers. Take new retail delivery by 4/3/23. 4. AVAILABLE ON 2.7L TURBO HIGH OUTPUT ENGINES. MUST BE A CURRENT OWNER OF A 2009 MODEL YEAR OR NEWER BUICK OR GMC VEHICLE OR A CURRENT LESSEE OF A 2018 MODEL YEAR OR NEWER BUICK OR GMC VEHICLE THROUGH GM FINANCIAL FOR AT LEAST 30 DAYS PRIOR TO NEW VEHICLE SALE. Not available with lease and some other offers. Take new retail delivery by 4/3/23. Some features shown may have limited, late or no availability. See dealer for feature availability.
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1. Monthly payment is $18.37 for every $1,000 you finance. Average example down payment is 15.9%. Some customers may not qualify. Not available with lease and some other offers. Take new retail delivery by 4/3/23. 2. MUST BE A CURRENT OWNER OF A 2009 MODEL YEAR OR NEWER NON-GM VEHICLE OR A CURRENT LESSEE OF A 2018 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 4/3/23. 3. 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 4/3/23. Some features shown may have limited, late or no availability. See dealer for feature availability. NCAA is a trademark of the National Collegiate Athletic Association.
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1. Monthly payment is $18.48 for every $1,000 you finance. Average example down payment is 13.4%. Some customers may not qualify. Not available with lease and some other offers. Take new retail delivery by 4/3/23. 2. MUST BE A CURRENT OWNER OF A 2009 MODEL YEAR OR NEWER BUICK OR GMC VEHICLE OR A CURRENT LESSEE OF A 2018 MODEL YEAR OR NEWER BUICK OR GMC VEHICLE THROUGH GM FINANCIAL FOR AT LEAST 30 DAYS PRIOR TO NEW VEHICLE SALE. Not available with lease and some other offers. Take new retail delivery by 4/3/23. 3. 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 4/3/23.
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Preproduction model shown. Actual production model may vary. Arriving May 2023.
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*Some makes and models excluded. Cannot be combined with any other offers. Expires 03/31/2023. See service advisor for details.
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offer valid for all customers. small deposit holds vehicle until delivery. See dealer for details.
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disclaimer: with approved credit, not all buyers will qualify. Must fiance through GM financial. See Dealer for details.
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disclaimer: See dealer for details.

Certified Pre-Owned

Each Buick/GMC Certified Pre-Owned vehicle is thoroughly inspected and reconditioned and includes factory-backed limited warranties and roadside assistance.

A Buick car parked infront of a GMC truck.

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Welcome to Big Star Buick GMC

Big Star Buick GMC: Your Premiere GMC Dealership in Texas

Interested in finding GMC dealers in Texas? There are plenty of GMC dealerships in Texas but not many like Big Star Buick GMC. We offer a stress-free shopping experience where you can find the right model for you and your Houston drives without worrying about the hassle. We also offer new and used financing options as well as lease options. Learn more about our Big Star Buick GMC dealership today then visit us for a test drive in your favorite model.

Your GMC Sierra Dealer for New and Used Vehicles

No matter if you're looking for a new or used model for your next vehicle, you can trust our large inventory will have something for you. That's especially true if you're looking for a new pickup; we're proud to be the GMC Sierra dealer for the greater Houston area, offering everything from brand new Sierra 1500 Denali models to gently used, dependable work trucks. Take a look at our certified pre-owned models as well to save more on a like-new GMC model from our GMC dealer in Houston. Also, check out our value your trade tool to see how much we could offer for your current vehicle.

Services and Parts

As one of the higher-end GMC dealers in Houston, we pride ourselves on making sure your every automotive need is covered. This is why we offer access to our certified service team as well as genuine parts and accessories. On top of this, we have service and parts specials for more savings on the maintenance and customization your vehicle needs.

Explore Our Big Star Buick GMC Dealership

Interested in learning more about our GMC car dealerships in Baytown, TX? Contact our team at Big Star Buick GMC. When the time comes to search for a GMC dealership in Texas, choose us. You won't be disappointed with our high-quality models, additional savings options, and friendly staff. Explore your options online, then schedule a test drive in your favorite model from our GMC Sierra dealership. We look forward to helping you get the process started on your favorite model today.

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Sales: 281-245-0298
Service: 281-301-0371
Parts: 281-301-1138


Address: 4411 East Fwy, Baytown, TX 77521

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