Costas Hernandez
Costas Hernandez at Cobb County Toyota

Costas Hernandez

Service Advisor

Cobb County Toyota

2111 Barrett Lakes Blvd
Kennesaw, GA 30144

4.5
363 Reviews
4.5

363 Reviews

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363 Reviews of Costas Hernandez

November 08, 2026

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Employee Rating

The staff is always very nice and accommodating. They give good time frames for when work will be done and the communication is always great, and they always help deal hunt with their coupons. More

by drphebus
Service Price Transparency
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Recommend Dealer
Yes

Other Employees Tagged: Austin Meek

November 08, 2026

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Excellent services repair my auto Toyota Corolla 2025 thank so much Toyota Cobb Colision Center More

by Jorge A.
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Recommend Dealer
Yes

November 06, 2026

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Excellent Customer Service. Came in for our 10K service and got in early and was out in less than 30 minutes! More

by mlmadson6
Service Price Transparency
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Recommend Dealer
Yes

October 25, 2026

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Expedient service and cordial treatment during my last visit for maintenance of my 2024 Sienna. More

by DELATORREJ
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Recommend Dealer
Yes

October 21, 2026

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Awesome service! Always fast and efficient. The service people are super courteous. The only place I’ll ever go. More

by JASONMISSION
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Recommend Dealer
Yes

October 18, 2026

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I have done business with Cobb County Toyota for over 20 years and they just keep getting better and better. More

by Jud
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Recommend Dealer
Yes

Other Employees Tagged: JC Cooper

October 02, 2026

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Well,, my service manager Cousta, was very informative and well spoken. Ask him tge difference in 2 services and he recommended Getting the throttle cleaned and I did an oil change. My quirk, about here More

by ADRIAMCGROGAN47
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Recommend Dealer
Yes

September 30, 2026

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Exceptional and swift service! !!! Kept the vehicle clean and shiny with no hand and fingerprints. Great team!!!!! More

by powe6687
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Recommend Dealer
Yes

September 27, 2026

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Cobb County Toyota provides great, fast service! Everyone was friendly and helpful. I highly recommend them! ⭐️👏 More

by Thaís Franklin
Service Price Transparency
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Recommend Dealer
Yes

September 07, 2026

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Super Friendly folks, knowledgeable and not too pushy on upselling — absolutely love Cobb County Toyota! More

by rubenzgator
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Recommend Dealer
Yes
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