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Suntrup Buick GMC

St Peters, MO

4.2
426 Reviews
Located in St. Peters, Missouri at Highway 70 and the Cave Springs exit, Suntrup Buick GMC is St. Charles' neighborhood Buick GMC dealer! At Suntrup Buick GMC we offer an extensive inventory of new Buick and GMC cars, trucks, vans and SUVs for sale as well as a wide selection of like-new pre-owned vehicles of various make and model. Don’t hesitate to contact us regarding affordable financing options on any new or used car, truck, and SUV. Come to the GM Goodwrench trained and certified technicians at Suntrup Buick GMC when you need repairs. Our St. Peters Buick GMC dealership’s parts department supplies quality OEM parts and our service and parts departments are up-front and personable. For all of your Buick GMC needs visit Suntrup Buick GMC, St. Charles' neighborhood Buick GMC dealer!
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4200 N Service Rd

St Peters, MO

63376

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Showing 426 reviews

August 30, 2026

Didn't think it was possible to trade my car in with a balance of 8000 i owed they made it happen i got the car i wanted More

by Larrybrown6388
Sales Price Transparency
Trade-in Experience
Purchase Time
Finance Experience
Recommend Dealer
Yes
Employees Worked With
Fred Butler
5.0
This rating includes all reviews, with more weight given to recent reviews.
Michael James
5.0
This rating includes all reviews, with more weight given to recent reviews.
Aug 31, 2026 -

Suntrup Buick GMC responded

Hearing that we could make your trade-in happen, even with the $8,000 balance, means a lot to our team. Our finance group was pleased to arrange a payoff solution so you could drive home in the Jeep Wrangler you wanted. Enjoy your adventures in your Wrangler!

August 13, 2026

This young lady was simply AMAZING. She helped me found the right car for me and oh boy I’m I happy. I have already told some church members about her who are looking for a car. Not o More

by debracarter1955@gmail.com
Sales Price Transparency
Purchase Time
Finance Experience
Recommend Dealer
Yes
Employees Worked With
Gerald McKissic
5.0
This rating includes all reviews, with more weight given to recent reviews.
Michael James
2.0
This rating includes all reviews, with more weight given to recent reviews.
Ashleigh Haldeman
5.0
This rating includes all reviews, with more weight given to recent reviews.
Aug 13, 2026 -

Suntrup Buick GMC responded

Your words about Ashleigh helping you find the perfect used Buick Encore and a new friend are truly rewarding. Knowing you’re recommending her to your church members means a great deal to our team.

August 12, 2026

In the middle of chaos and confusion, the salesperson, Fred Butler and the GM came together, and everything worked out. And I'm now writing in a 2026 Buick, a Envista, so everything worked out in the end. More

by e.cook82
Sales Price Transparency
Finance Experience
Recommend Dealer
Yes
Employees Worked With
Fred Butler
5.0
This rating includes all reviews, with more weight given to recent reviews.
Aug 12, 2026 -

Suntrup Buick GMC responded

Knowing that Fred and our general manager worked together to resolve the confusion and finalize your purchase of the 2026 Buick Envista is truly rewarding. Your kind words and five-star rating mean a great deal to our team.

August 05, 2026

Suntrup has been the best dealer i have worked with. I spent a very short time there making the purchase. That was great. Sleigh and Gerald were awesome to work with. More

by bobdowney63
Sales Price Transparency
Trade-in Experience
Purchase Time
Finance Experience
Recommend Dealer
Yes
Employees Worked With
Gerald McKissic
5.0
This rating includes all reviews, with more weight given to recent reviews.
Michael James
5.0
This rating includes all reviews, with more weight given to recent reviews.
Ashleigh Haldeman
5.0
This rating includes all reviews, with more weight given to recent reviews.
Aug 05, 2026 -

Suntrup Buick GMC responded

Knowing you spent minimal time here and found the process effortless is rewarding for our team. Ashleigh and Gerald were pleased to guide you through the purchase of your new C1500.

August 05, 2026

My salesperson Ashleigh was awesome to work with! She was very patient explaining everything making sure I left the lot satisfied and knowledgeable about the vehicle I purchased. Highly recommend! More

by cyndyv86
Purchase Time
Finance Experience
Recommend Dealer
Yes
Employees Worked With
Michael James
5.0
This rating includes all reviews, with more weight given to recent reviews.
Ashleigh Haldeman
5.0
This rating includes all reviews, with more weight given to recent reviews.
Aug 05, 2026 -

Suntrup Buick GMC responded

Your praise of Ashleigh’s patient guidance and clear explanations during your purchase of a used Chevrolet Blazer EV highlights the attentive service our team strives to deliver. Knowing you left both satisfied and well informed means a great deal to us. Thank you for recommending our team!

August 04, 2026

Amazing experience! Alex was so helpful and made purchasing so easy. I would recommend him to anyone looking to buy a car! More

by Alicia Jones
Sales Price Transparency
Purchase Time
Finance Experience
Recommend Dealer
Yes
Employees Worked With
Alex Bunjan
5.0
This rating includes all reviews, with more weight given to recent reviews.
Michael James
5.0
This rating includes all reviews, with more weight given to recent reviews.
Aug 04, 2026 -

Suntrup Buick GMC responded

We’re glad Alex could make purchasing your new Buick Enclave so effortless. Hearing you’d recommend him means a lot to our dealership.

August 04, 2026

I have purchased 3 vehicles from this dealer and they have always been upfront and honest and the service after the sale has been great More

by Bondken53
Purchase Time
Finance Experience
Recommend Dealer
Yes
Employees Worked With
Frank Caswell
5.0
This rating includes all reviews, with more weight given to recent reviews.
Michael James
5.0
This rating includes all reviews, with more weight given to recent reviews.
Kaitlin Nilson
5.0
This rating includes all reviews, with more weight given to recent reviews.
Tim Bacon
5.0
This rating includes all reviews, with more weight given to recent reviews.
Aug 04, 2026 -

Suntrup Buick GMC responded

Thanks for choosing us for your third vehicle, including your Hyundai Venue. Hearing that our upfront honesty and post-sale support have earned your trust over time means a lot to us.

August 04, 2026

My wife bought a vehicle here on a Friday. I went to the dealership with her the next day to drop off a few documents but had no intention of buying another vehicle. After a quick meeting with More

by mastersonpmm
Sales Price Transparency
Trade-in Experience
Purchase Time
Finance Experience
Recommend Dealer
Yes
Employees Worked With
James Wooten
5.0
This rating includes all reviews, with more weight given to recent reviews.
Michael James
5.0
This rating includes all reviews, with more weight given to recent reviews.
Damon Bartz
5.0
This rating includes all reviews, with more weight given to recent reviews.
Aug 04, 2026 -

Suntrup Buick GMC responded

Your new GMC Terrain is a great match for your needs. We’re glad James could step in on short notice, guide you through a test drive, and make the numbers work. Hearing that you’re so happy with your experience and new ride is rewarding.

July 31, 2026

Very nice showroom salesman Ashley was very nice and accommodating. Popcorn was a nice touch. More

by fjlee93
Sales Price Transparency
Trade-in Experience
Purchase Time
Finance Experience
Recommend Dealer
Yes
Employees Worked With
Gerald McKissic
5.0
This rating includes all reviews, with more weight given to recent reviews.
Bob Tierney
5.0
This rating includes all reviews, with more weight given to recent reviews.
Ashleigh Haldeman
5.0
This rating includes all reviews, with more weight given to recent reviews.
Jul 31, 2026 -

Suntrup Buick GMC responded

We’re delighted our showroom team made you feel welcomed and that the popcorn added some fun. Congratulations on your new Buick Enclave. Thank you for sharing your feedback!

July 23, 2026

Our salesperson, Ashleigh, was amazing! She’s relatively new, but was very effective in finding answers to our questions if she didn’t already know. I feel like the sales manager should ha More

by Denice
Sales Price Transparency
Purchase Time
Finance Experience
Recommend Dealer
Yes
Employees Worked With
Bob Tierney
5.0
This rating includes all reviews, with more weight given to recent reviews.
Ashleigh Haldeman
5.0
This rating includes all reviews, with more weight given to recent reviews.
Jul 26, 2026 -

Suntrup Buick GMC responded

We are very happy Ashleigh provided you with such a positive experience! We sincerely value your business and look forward to your next visit.

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