Mike O'Connell
Mike O'Connell at Arlington Heights Buick GMC

Mike O'Connell

Business Manager

Arlington Heights Buick GMC

777 W Dundee Rd
Arlington Heights, IL 60004

4.9
1,440 Reviews
4.9

1,440 Reviews

Write a Review

Dealership Experience

12 yrs, 3 mos

Industry Experience

34 yrs, 4 mos

1440 Reviews of Mike O'Connell

April 12, 2026

Dealership Rating
Employee Rating

What a wonderful experience buying my new vehicle at Arlington Heights Buick GMC with my salesman, Cesar. There was absolutely no pressure and it was a quick and easy trade in also. More

by Terese
Sales Price Transparency
Trade-in Experience
Purchase Time
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Recommend Dealer
Yes

Other Employees Tagged: Cesar Martinez, Amy Petersen

Apr 14, 2026

Arlington Heights Buick GMC responded

Thank you for sharing your experience with Arlington Heights Buick GMC. We're glad the process was smooth and pressure-free. We appreciate your feedback.

April 08, 2026

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My experience was the best! Caesar was so nice and made sure he took his time to help my find my dream car. 10/10 recommend, Major help! More

by nylaj0529
Sales Price Transparency
Trade-in Experience
Purchase Time
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Recommend Dealer
Yes

Other Employees Tagged: Michael Audino, Cesar Martinez

Apr 09, 2026

Arlington Heights Buick GMC responded

Thank you for sharing your experience with Arlington Heights Buick GMC. We're glad our team could assist you in finding your dream car. Your recommendation means a lot to us.

April 03, 2026

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Cesar was very helpful. Make sure to ask for him when you come and you will leave satisfied! More

by minorskylar
Sales Price Transparency
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Recommend Dealer
Yes

Other Employees Tagged: Robert Baturin, Cesar Martinez

Apr 09, 2026

Arlington Heights Buick GMC responded

Thank you for recognizing our team's help at Arlington Heights Buick GMC. We appreciate your feedback.

March 28, 2026

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Hola tuvimos una linda experiencia con el señor César Martinez ya es el tercer carro que compramos y estamos muy contentos More

by eustoliatorres69
Sales Price Transparency
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Recommend Dealer
Yes

Other Employees Tagged: Robert Baturin, Cesar Martinez

Mar 29, 2026

Arlington Heights Buick GMC responded

Nos alegra saber que tuvo una buena experiencia comprando con nuestro equipo en Arlington Heights Buick GMC. Gracias por su confianza en nosotros. Esperamos que disfrute su nuevo vehículo.

March 26, 2026

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Working with our sales rep (Cesar Martinez) was a pleasure. He answered all of our questions and satisfied our concerns. Both my wife and I were very satisfied with our deal which was reached in a si More

by ljmikelionis
Sales Price Transparency
Trade-in Experience
Purchase Time
Finance Experience
Recommend Dealer
Yes

Other Employees Tagged: Cesar Martinez , Amy (Finance dept.)

Mar 26, 2026

Arlington Heights Buick GMC responded

We appreciate your feedback about our team's assistance. Glad the sales process was smooth for you and your wife. Arlington Heights Buick GMC values your satisfaction.

March 21, 2026

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Employee Rating

Tuve la mejor experiencia con el señor César Martínez en todos los años que he comprado vehículos. El me convenció en comprar esta linda truck y aunque GMC Buick Woody tenía un mejor deal, el servicio al c More

by ejlandscaping2009
Sales Price Transparency
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Purchase Time
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Recommend Dealer
Yes

Other Employees Tagged: Cesar Martinez, Amy Petersen

Mar 22, 2026

Arlington Heights Buick GMC responded

Agradecemos que reconozca el excelente trabajo de nuestro equipo. Esperamos que disfrute mucho su nueva Sierra. Gracias por elegir Arlington Heights Buick GMC.

March 20, 2026

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Excellent experience! I highly recommend corking with Ceasar Martinez and the team at Arlington Heights Buick GMC! More

by michael.foley62
Sales Price Transparency
Trade-in Experience
Purchase Time
Finance Experience
Recommend Dealer
Yes

Other Employees Tagged: Victor Melendez, Cesar Martinez

Mar 20, 2026

Arlington Heights Buick GMC responded

Thank you for recommending Arlington Heights Buick GMC and our team. We appreciate your feedback.

March 11, 2026

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Employee Rating

Estamos muy agradecidos con el señor César Martínez fue un excelente un excelente vendedor es muy profesional deberían de tener más personal como él nosotros estamos encantados con él gracias More

by cristianramirez1195
Sales Price Transparency
Trade-in Experience
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Recommend Dealer
Yes
Mar 11, 2026

Arlington Heights Buick GMC responded

Agradecemos mucho sus comentarios sobre nuestro equipo en Arlington Heights Buick GMC. Valoramos su confianza y experiencia con nosotros. Gracias por elegirnos.

March 10, 2026

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I purchased a 2020 GMC terrain from Arlington heights Buick GMC with salesman Aleksei who was very nice on the phone and looked the car over for me and when I received it sight unseen it was in excellent More

by jdl7720
Sales Price Transparency
Purchase Time
Finance Experience
Recommend Dealer
Yes

Other Employees Tagged: Aleksei Eremenko

Mar 10, 2026

Arlington Heights Buick GMC responded

Thank you for sharing your experience with Arlington Heights Buick GMC. We're glad the 2020 GMC Terrain met your expectations. Our team appreciates your trust in us.

March 09, 2026

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Employee Rating

Wonderful costumer service, they are very professional Tyler Szwec very patient and polite with me. More

by arman.daro
Sales Price Transparency
Trade-in Experience
Purchase Time
Finance Experience
Recommend Dealer
Yes

Other Employees Tagged: Tyler Szwec

Mar 10, 2026

Arlington Heights Buick GMC responded

Thank you for recognizing our team’s professionalism and patience. We appreciate your feedback about Arlington Heights Buick GMC. Let us know if you need anything else.

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