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The New 2026 GMC Sierra 1500 SLT at South San Antonio Buick GMC in San Antonio. I can check that it is still on the lot, get the store's best written price, or line up a test drive.

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I'm CarChat, an AI on your side: I get real numbers from the store, set up test drives, and handle the back-and-forth so you never sit on hold. What do you want to know about this one?

CarChat is an AI on your side. It can make mistakes. South San Antonio Buick GMC's listings come from its own website, refreshed daily; the store confirms prices and availability. Privacy · Terms