Castle Buick GMC

09/09/2026

Explore the road never traveled in the GMC Sierra 1500 Denali Ultimate.

09/07/2026

Wishing our community a safe and relaxing Labor Day as we celebrate all the hard-working men and women who keep us moving. 🚗

Our team is here for your sales needs from 9:00 AM–5:00 PM today, and our service department will reopen next business day to keep you road-ready. 🇺🇸

09/05/2026

Ready to upgrade your truck and keep more money in your pocket? Drive home a new 2026 GMC Sierra 1500 and choose the offer that fits you best. 🚗💨

Finance a New 2026 GMC Sierra 1500 at 0% APR for 60 Months OR Get Up to $7,000 in Total Cash on a New 2026 GMC Sierra 1500!






0% APR for 60 months is available on eligible new 2026 GMC Sierra 1500 Light Duty models to well-qualified buyers through GM Financial at $16.67 per month for every $1,000 financed. Available to A+ and A1 credit tiers only. Alternatively, up to $7,000 in combined manufacturer incentives is available on eligible new 2026 GMC Sierra 1500 Light Duty models equipped with the 5.3L or 6.2L engine. Maximum offer includes applicable Customer Cash, Bonus Cash and an eligible trade-in allowance. Customer must trade in an eligible vehicle to receive the maximum advertised amount. Actual incentive amount varies by engine, configuration and customer eligibility. Not all customers will qualify. Offers cannot be combined. Plus tax, title, license and $377.63 documentary service fee. Excludes SAP and final-paid vehicles. Residency restrictions apply. See Castle Buick GMC for complete program eligibility and details. Take new retail delivery by 9/30/2026.

09/04/2026

Ready to upgrade your daily drive with a brand-new 2026 Buick Envista? Drive home confident knowing you’re getting a deal that fits your life and your budget.

Get $2,000 Purchase Conquest Cash on a new 2026 Buick Envista OR finance a new 2026 Buick Envista at 1.9% APR for 36 months. 🚗




Purchase Conquest Cash available on eligible new 2026 Buick Envista models to customers who currently own or lease an eligible non-GM vehicle. Proof of qualifying ownership or lease required. Alternatively, 1.9% APR for 36 months is available to well-qualified buyers through GM Financial at $28.60 per month for every $1,000 financed. Finance offer is available to A+ and A1 credit tiers only. Not all customers will qualify. Offers are not available together or with certain other incentives. Plus tax, title, license and $377.63 documentary service fee. Residency restrictions apply. See Castle Buick GMC for complete program eligibility and details. Take new retail delivery by 9/30/2026.

09/03/2026

When your coworker’s busy flexing their sold cars, but you’re already onto the next deal 😏

Tag the teammate who never lets you forget their latest sale 💼🚗

09/02/2026

⭐️⭐️⭐️⭐️⭐️ 5 Stars from a Happy Customer!

Nothing makes us happier than hearing from customers who had a great experience at Castle Buick GMC! Thank you for taking the time to share your feedback and for trusting our team with your vehicle needs. We truly appreciate you! 💙

09/02/2026

We’re nEVer not in control. The GMC HUMMER EV.

09/02/2026

Elevate your next adventure with 15%-25% off¹ eligible accessories online each week in September.

09/01/2026

Equip your GMC for fall with 15%-25% off¹ eligible accessories online each week in September during GMC Accessory Days. https://accessories.gmc.com/collections/offers

09/01/2026

Start your school year with a little extra peace of mind. Get help in a crash, Roadside Assistance and 24/7 access to OnStar Advisors.

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