Ask us about our APR rates as low as 1.9% for 36 months on select vehicles

1. Length of contract limited. Some customers may not qualify. Not available with lease and some other offers. Take new retail delivery by 7/31/24. 2. Only on the 5.3L V8 Engine. Tax, title, license, and dealer fees extra. Dealer sets final price. Not available with lease and some other offers. Take new retail delivery by 7/31/24. 3. Deferred monthly payments for 90 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 7/31/24.
1. Length of contract limited. Some customers may not qualify. Not available with lease and some other offers. Take new retail delivery by 7/31/24. 2. MUST BE A CURRENT OWNER OF A 2010 MODEL YEAR OR NEWER NON-GM VEHICLE OR A CURRENT LESSEE OF A 2019 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 7/31/24. 3. Deferred monthly payments for 90 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 7/31/24.
HUMMER EV IS AVAILABLE FROM A GMC EV DEALER.
1. To qualify for the General Motors Limited-Time Special, you must: (1) be a current Costco member by April 30, 2024; (2) register with Costco Auto Program online or through its call center by July 31, 2024 to receive a certificate with your unique promotion code; (3) present your certificate and unique promotion code to any GMC dealer at time of visit; (4) take in-stock delivery between June 1, 2024 and July 31, 2024 of a new 2023 or 2024 GMC Sierra 1500 to receive a $1,000 Costco member-only incentive. Incentive will be applied at time of eligible purchase or lease and is compatible with current eligible manufacturer incentives for which you qualify. Incentive is subject to change due to vehicle inventory availability. Visit CostcoAuto.com/GM for full details. Costco and its affiliates do not sell automobiles or negotiate individual transactions.
^Eligible brake pad brands are GM Genuine Parts ($20 rebate per brake pad set), ACDelco Gold ($15 rebate per brake pad set), or ACDelco Silver ($10 rebate per brake pad set). Eligible brake rotor brands are GM Genuine Parts ($10 rebate per rotor), ACDelco Gold ($7.50 rebate per rotor), or ACDelco Silver ($5 rebate per rotor). Purchase and installation must be at a participating U.S. GM Dealer. See mycertifiedservicerebates.com for details and rebate form. Rebate must be submitted by 9/30/2024. Limit two brake pad rebates per VIN (one per axle). Limit four brake rotor rebates per VIN. Rebate will be issued as a Visa Gift Card; allow 6 to 8 weeks for delivery of gift card. Offer ends 8/31/2024.
*This offer is valid for Factory Parts only. Offer expires 7/31/2024.

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.

Our Reviews

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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4411 East Fwy
Baytown, TX 77521

Today's Hours

Open Today Sales: 9 AM-8 PM

Open Today Service: 7 AM-6 PM

Open Today Parts: 7 AM-6 PM

Contact Us

4411 East Fwy
Baytown, TX 77521

Today's Hours

Open Today Sales: 9 AM-8 PM

Open Today Service: 7 AM-6 PM

Open Today Parts: 7 AM-6 PM

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Big Star Buick GMC 29.8046, -94.99262.