Tustin Buick GMC

Tustin Buick GMC See why we're the top Buick, GMC dealer! Experience our commitment to exceptional service today.

Tustin Buick GMC proudly serves the heart of Orange County, just minutes from Anaheim and Irvine. With a wide selection of new and pre-owned Buick and GMC models, plus a certified service team you can trust, we make every visit simple and stress-free. Discover why so many drivers choose Tustin Buick GMC for all their automotive needs.

Red hot and ready to impress. The Buick Envision ST brings bold styling, refined comfort, and confidence to every mile. ...
06/10/2026

Red hot and ready to impress.

The Buick Envision ST brings bold styling, refined comfort, and confidence to every mile. Plus, its stunning 30-inch ultrawide display keeps your navigation, entertainment, and vehicle information front and center for every drive.

06/10/2026

Rocky recently delivered Western Harvesting their new Fleet Vehicle! Of course, our Fleet Director, Michael, and Commercial Fleet Account Coordinator, Maria, made an appearance too…

Congratulations to Western Harvesting. We look forward to a great relationship with you!



Brake fluid is a vital hydraulic fluid that transfers force from your brake pedal to the calipers, enabling vehicle dece...
06/09/2026

Brake fluid is a vital hydraulic fluid that transfers force from your brake pedal to the calipers, enabling vehicle deceleration. Because it is hygroscopic (absorbs moisture) and operates under high heat, it must be replaced every 2–3 years or 30,000 miles to prevent corrosion and a "soft" or "spongy" brake pedal.

Important Maintenance Strategies:

✅Regular Fluid Checks: Inspect the reservoir under the hood at least once a month or during oil changes to ensure levels are between "min" and "max," and check that the fluid is light yellow/clear rather than dark or cloudy.

🚽Professional Fluid Flush: Have a professional mechanic perform a brake fluid flush to completely remove old fluid, contaminants, and moisture, preventing damage to expensive components like the master cylinder.

💦Use the Right DOT Fluid: Always check your owner’s manual for the correct specification—usually DOT 3, DOT 4, or DOT 5.1. Never mix different types of brake fluid, as this can cause component failure.

👀Check for Leaks: A rapidly dropping fluid level is a sign of a leak; have this checked immediately.

⚠Watch for Warning Signs: A spongy brake pedal, the brake warning light on the dashboard, or a burning smell indicates that your fluid is contaminated or low.

Why Maintenance Matters:

Neglecting brake fluid leads to water contamination, which reduces the boiling point of the fluid, causing brake fade (or total failure) during hard braking, towing, or driving in mountainous regions.

Make an appointment today with our excellent Service Center to have your brake fluid inspected!

Summer is full speed ahead, but your brakes should know when to slow things down.Before the road trips, weekend escapes,...
06/08/2026

Summer is full speed ahead, but your brakes should know when to slow things down.

Before the road trips, weekend escapes, and extra miles, make sure your GMC is ready for the season. Schedule your appointment today!

06/08/2026

Meet our Team!

Dona Fedorin has been with Tustin Buick GMC since our new ownership took over, almost 6 years ago! She’s lovingly been titled the “OG of BDC.”

Dona works in sales in our Business Development Office. This means that you might have the opportunity to work with her over the phone if you give us a call about a car that you’re interested in purchasing. She handles calls, customer care, and setting clients up with our knowledgeable sales staff.

When asked what Dona’s favorite part of her job is, she answered unequivocally that she enjoys interacting with customers and coworkers. She loves working at Tustin Buick GMC and those she gets to work with make it really feel like home for her.

Dona enjoys playing golf, going to the shooting range, and spending her free time with her husband of 32 years. She is one of our most knowledgeable staff members and a huge asset to our team.

Gabriel Ramos ._  is a busy full-time worker AND student in San Jose, CA. He is also a first time car-buyer. Gabriel tra...
06/07/2026

Gabriel Ramos ._ is a busy full-time worker AND student in San Jose, CA. He is also a first time car-buyer. Gabriel traveled the 6 hours from San Jose to Tustin to meet up with our sales associate, Latika who guided him through the sales process with ease! He is now the happy owner of 2016 Toyota RAV 4 Hybrid and is celebrating his purchase with his biggest support, his lovely aunt!



Our super-salesman, Guneet, has done it again! He helped Victor Chavez   find the perfect truck for all of his needs. Vi...
06/06/2026

Our super-salesman, Guneet, has done it again! He helped Victor Chavez find the perfect truck for all of his needs. Victor picked up a 2025 GMC Sierra 1500 AT4 for a killer price and even better features. It was exactly what he was looking for! We are so happy for him and wish him many excited adventures in his new GMC truck!

Weekends look better in a Terrain.The 2026 GMC Terrain brings bold design, confident capability, and everyday versatilit...
06/05/2026

Weekends look better in a Terrain.

The 2026 GMC Terrain brings bold design, confident capability, and everyday versatility made for all the ways you move through the week. Wherever adventure takes you, arrive like you mean it.

06/05/2026

Tustin GMC Commercial Fleet is part of the Ultimate Fleet A-Team! We collaborate with the best brands in the business, including Scelzi Enterprises, Harbor Truck & Van, Knapheide, Royal Truck Body, and Weather Guard. No matter what your business needs, our Commercial Fleet Team can get it for you!



Harbor Truck & Van

The City of Tustin and Second Harvest Food Bank offer free food distributions throughout the month at the Tustin Family ...
06/04/2026

The City of Tustin and Second Harvest Food Bank offer free food distributions throughout the month at the Tustin Family and Youth Center and the Tustin Area Senior Center.

Address

1 Auto Center Drive
Tustin, CA
92782

Opening Hours

Monday 7am - 9pm
Tuesday 7am - 9pm
Wednesday 7am - 9pm
Thursday 7am - 9pm
Friday 7am - 9pm
Saturday 8am - 9pm
Sunday 10am - 8pm

Telephone

+17146693699

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