Jason Diep
Jason Diep at Longo Toyota

Jason Diep

Service Consultant

Longo Toyota

3534 Peck Rd
El Monte, CA 91731

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4.3
26 Reviews

I enjoy exploring virtual worlds on my PC, diving into anime series, checking out cool cars, and planning my next trip to Japan. Bonus points for anything Star Wars related.

Dealership Experience

3 yrs

Industry Experience

5 yrs

Languages Spoken

English English

Vietnamese Vietnamese

4.3

26 Reviews

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26 Reviews of Jason Diep

September 30, 2026

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I am writing to commend the truly exceptional service I received from Jason Diep during my recent maintenance appointment at Longo Toyota. His professionalism and dedicated approach significantly enhanced More

by Blanca Lazo
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Recommend Dealer
Yes
Sep 30, 2026

Longo Toyota responded

Thank you so much for taking the time to share such a thoughtful review of your experience with Jason Diep at Longo Toyota. It sounds like Jason really went the extra mile for you, and, in true Toyota fashion, he made sure your experience was running smoothly from start to finish. His knowledge, communication, and willingness to personally step in and help address your concerns are exactly the kind of service we want every guest to receive. We're humbled to serve you and your auto care needs. Call us when you need us, Longo Toyota is here for you!

September 23, 2026

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Excellent excellent excellent excellent excellent excellent excellent excellent excellent excellent excellent excellent excellent excellent excellent More

by leiria1662
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Recommend Dealer
Yes
Sep 23, 2026

Longo Toyota responded

Wow! If enthusiasm were a sport, you'd be bringing home the gold medal. Thanks for the excellent feedback and please hurry back - Longo Toyota Service team.

September 18, 2026

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Jason diep was great. He's very fast, courteous, knowledgeable. You have a winner on the team. More

by Mike
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Recommend Dealer
Yes
Sep 21, 2026

Longo Toyota responded

Thanks for the fantastic shout-out! We’re thrilled to hear Jason was fast, courteous, and knowledgeable. Sounds like we’ve definitely got a winner on the team! Make it a great day and please hurry back Mike. Longo Toyota Service team.

August 26, 2026

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Had a terrible experience with the service department on 8/25/26. No accountability for a mistake they made & ultimately blamed us. More

by hosts.radii-06
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Recommend Dealer
No
Aug 27, 2026

Longo Toyota responded

Thank you for sharing your feedback. We’re sorry to hear that your recent experience with our Service Department, did not meet your expectations. We take concerns regarding accountability and communication seriously. However, the details provided in your review are unclear, and we would appreciate the opportunity to better understand what occurred so we can properly review the situation. Please feel free to contact our Service Manager, Matthew Menendez @ D: 626.652.3614 or E: matthew.menendez@longotoyota.com Longo Toyota Service team.

January 12, 2026

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Longo does good work. My only disappointmen is that they take so long to service my car when I am waiting, and I live too far away to commute. More

by RBParente
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Recommend Dealer
Yes
Jan 13, 2026

Longo Toyota responded

Thank you for taking the time to share your feedback and for your kind words about our work. We sincerely apologize for the extended wait time you experienced during your visit. We understand how challenging it can be to wait for service, especially when commuting isn’t a convenient option. Please know that we are actively working on this matter to improve our service times while maintaining the quality our guests expect. We truly appreciate your patience and value your business, and we hope to provide a smoother experience on your next visit. Team Longo

December 28, 2025

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Thank you, Jason Diep for the great customer service, professionalism, providing status updates, and expertise! Thank you also to the mechanics who serviced the car! Longo Toyota accommodated me with a More

by rav4toyota2025
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Recommend Dealer
Yes

Other Employees Tagged: thank you to the mechanics who worked on my car

Dec 29, 2025

Longo Toyota responded

Thank you for your wonderful feedback. It was a pleasure assisting you, and we truly appreciate your trust. We wish you all the best in the coming year and look forward to seeing you again.

December 14, 2025

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Service Advisor needs more training on handling Customer Service with respect. Manage time promised and update status if promised time is not met. More

by teapot97
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Recommend Dealer
Yes
Dec 15, 2025

Longo Toyota responded

Thank you so much for sharing your thoughts on DealerRater! We truly value your feedback and are grateful for your trust in us. Wishing you a joyful holiday season, drive safely and enjoy the season!

August 06, 2025

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Jason Diep is awesome. He’s exceptionally friendly, helpful, honest, patient and upfront…always in a professional manner. Above all, I can trust him and what he has to say. More

by madscientist911
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Recommend Dealer
Yes

Other Employees Tagged: Mandi Davis

Aug 06, 2025

Longo Toyota responded

Thank you for your kind review. Jason and team are honored to serve you. Enjoy your day - Team Longo

July 25, 2025

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Jason Diep was a great member service and he always give the details about my car and I’m always service my car with Jason Diep and just keep great service to customer thank you and I’m appreciate . More

by jwalks0214
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Yes
Jul 25, 2025

Longo Toyota responded

Thank you for sharing your positive experience with Jason Diep! We're glad to hear that he consistently provides detailed and excellent service for your car. We appreciate your continued trust and support. Longo Toyota

July 11, 2025

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They are always very friendly and efficient. The wait goes by pretty quickly. I love having Starbucks there. More

by DTHAC
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Recommend Dealer
Yes

Other Employees Tagged: Agustin Jauregui

Jul 11, 2025

Longo Toyota responded

Thank you so much for the kind words! We're so glad to hear you find our team friendly and efficient — and that the wait feels quick. Having Starbucks on-site is definitely a favorite perk for many of our guests, and we're happy you enjoy it too. Make it a great day and please hurry back - Team Longo

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