Costas Hernandez
Costas Hernandez at Cobb County Toyota

Costas Hernandez | Page 3

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

July 25, 2026

Dealership Rating
Employee Rating

Excellent value and quick turn time for changing my 6 cyl engine spark plugs. Was best price in town. Will be back. More

by AZNOJ
Recommend Dealer
Yes

July 19, 2026

Dealership Rating
Employee Rating

The service center was kind, considerate and quick, however, I drove my truck home and oil was dripping all over the floor. I had to drive back in 12 miles wasting my time and day to have them check it More

by LARRY.A.VOGEL
Service Price Transparency
Workmanship
Service Time
Service Communication
Recommend Dealer
Yes

July 15, 2026

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Employee Rating

Everyone was super nice and helpful, and I am very happy with the service received! More

by SONIMHOWARD
Service Price Transparency
Workmanship
Service Time
Service Communication
Recommend Dealer
Yes

July 12, 2026

Dealership Rating
Employee Rating

The right side of the service entrance,the males tend to be too pushy with the only exception of the Anthony Sullivan and the female in the stand. You already have my business, for them to be pushy only mak More

by nuritrojas
Service Price Transparency
Workmanship
Service Time
Service Communication
Recommend Dealer
Yes

July 11, 2026

Dealership Rating
Employee Rating

Costas did a great job diagnosing and taking care of the issue. I needed a new tire due to an irreparable flat. He ordered what I needed and took care of it right away once we had it. He made sure everythin More

by broadwaybabykl
Service Price Transparency
Workmanship
Service Time
Service Communication
Recommend Dealer
Yes

July 10, 2026

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Was greeted soon after arrival. Service was quick and easy. .Did not have an appointment. Very satisfied and will return. More

by GREGFETZ
Service Price Transparency
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Recommend Dealer
Yes

July 09, 2026

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Simon is the only reason I come back to Cobb toyota. Amazing service from him More

by jordanclm8
Service Price Transparency
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Recommend Dealer
No

July 08, 2026

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Employee Rating

I have used this dealership for over a decade now. McKenzie specifically has taken care of me the last few times I’ve needed service and she has been outstanding. She is kind, knowledgeable, and effic More

by LOKR919
Service Price Transparency
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Recommend Dealer
Yes

Other Employees Tagged: Zach Claybrooks , McKenzie

July 02, 2026

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Employee Rating

Service advisor did not share a picture of the problem like he said he would, so had to just authorize a repair that I could have very easily performed. Had to speak to the service manager to have him get More

by DCA
Service Price Transparency
Service Time
Service Communication
Recommend Dealer
No

June 29, 2026

Dealership Rating
Employee Rating

Service has declined lately and received wrong information about my vehicle. Not satisfied with their service More

by ROBERTMIRANDABARAHONA
Service Price Transparency
Workmanship
Service Time
Service Communication
Recommend Dealer
No

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