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Mark Christopher Auto Center

Ontario, CA

4.6
11,193 Reviews
At Mark Christopher Auto Center our mission is to be a premier quality GM retailer in the Los Angeles metro - Southern California area; providing the best opportunities for our team members, customers, communities, and the manufacturer we represent. Feel free to come by the store at any time to meet us in person. We invite you to take a tour of our facility and enjoy a pressure free car buying experience.
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2131 E Convention Center Way

Ontario, CA

91764

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Showing 11,193 reviews

May 23, 2026

Walked in. Was not greeted. Waiting for the service advisor I was told I had an appointment with. He decided to call someone about their extended warranty rathe More

by M.SAAV
Service Price Transparency
Workmanship
Service Time
Service Communication
Recommend Dealer
No
Employees Worked With
Tony Lopez
1.0
This rating includes all reviews, with more weight given to recent reviews.
May 24, 2026 -

Mark Christopher Auto Center responded

Thank you for sharing your experience. I understand your concerns regarding the check-in process, the communication during your service visit, and the review of your vehicle inspection at Mark Christopher Auto Center. I also appreciate your positive comments regarding the porter who assisted you during pickup. Our goal is to provide attentive service, clear communication, and a welcoming experience from arrival through vehicle pickup. Please reach out to me directly so I can review your visit and better understand the details. We are committed to improving communication, attentiveness, and service follow-through throughout the customer experience. Sincerely, Jeff Rizzi | jrizzi@markchristopher.com | 909-975-3932

May 23, 2026

I recently visited the service center for auto maintenance, auto repair, and a manufacturer recall notice. Avo Injian handled my visit and provided an absolutely outstanding customer experience fr More

by Gabriel Martinez
Service Price Transparency
Workmanship
Service Time
Service Communication
Recommend Dealer
Yes
Employees Worked With
Avo Injian
5.0
This rating includes all reviews, with more weight given to recent reviews.
May 23, 2026 -

Mark Christopher Auto Center responded

Gabriel, thank you for your detailed review! I am thrilled to hear about your positive experience at Mark Christopher Auto Center, especially with Avo. Providing exceptional service and clear communication is our priority, and it's great to know that Avo made your visit so seamless. I appreciate you taking the time to share your feedback, and we look forward to assisting you again in the future! Sincerely, Jeff Rizzi | jrizzi@markchristopher.com | 909-975-3932

May 22, 2026

The service was exceptional and thanks to Dante we walk around and chose a great truck. We are happy with our vehicle and the financing was easy.. More

by mr.pineapple24
Sales Price Transparency
Purchase Time
Finance Experience
Recommend Dealer
Yes
Employees Worked With
Dante
May 23, 2026 -

Mark Christopher Auto Center responded

Thank you for your wonderful review! I'm thrilled to hear that you had an exceptional experience at Mark Christopher Auto Center. It’s great to know that Dante was able to assist you in finding a great truck and that the financing process went smoothly. I truly appreciate your feedback, and we look forward to serving you again in the future! Enjoy your new vehicle! Lloyd Beardsley General Manager lbeardsley@markchristopher.com

May 22, 2026

Frank was a huge help to me in getting the car I wanted. The whole process was smooth. The entire team was professional. I had a great experience buying my new CT4. More

by juliebowles
Sales Price Transparency
Trade-in Experience
Purchase Time
Finance Experience
Recommend Dealer
Yes
Employees Worked With
Frank Vera
5.0
This rating includes all reviews, with more weight given to recent reviews.
May 23, 2026 -

Mark Christopher Auto Center responded

Thank you for your wonderful review, Julie! I’m thrilled to hear that Frank made your experience smooth and enjoyable while purchasing your new CT4. I appreciate your kind words, and we look forward to serving you again at Mark Christopher Auto Center. Enjoy your new car! Lloyd Beardsley General Manager lbeardsley@markchristopher.com

May 22, 2026

Positive experience. Upfront pricing. Attentive staff. Nick is always helpful. I would recommend to a friend. More

by XOXOMELKING
Recommend Dealer
Yes
Employees Worked With
Nick Polytarhos
5.0
This rating includes all reviews, with more weight given to recent reviews.
Other Employees : Nick Polytarhos
May 22, 2026 -

Mark Christopher Auto Center responded

Thank you for your positive review, Xoxo! I’m thrilled to hear that you had a great experience at Mark Christopher Auto Center. It's wonderful to know that you found our pricing transparent and that Nick was attentive and helpful. I appreciate your recommendation and we look forward to seeing you again soon! Lloyd Beardsley General Manager lbeardsley@markchristopher.com

May 22, 2026

Positive experience. Upfront pricing. Attentive staff. Nick is always helpful. I would recommend to a friend. More

by XOXOMELKING
Recommend Dealer
Yes
Employees Worked With
Nick Polytarhos
5.0
This rating includes all reviews, with more weight given to recent reviews.
Other Employees : Nick Polytarhos
May 21, 2026

I brought it in for a recall they assured me it would take one day to fix it. I picked up my car because they said it needs parts and that they would take three weeks to get there. It is now been three w More

by melgar1248
Service Time
Service Communication
Recommend Dealer
No
Employees Worked With
Greg Hess
1.0
This rating includes all reviews, with more weight given to recent reviews.
Nate Heath
1.0
This rating includes all reviews, with more weight given to recent reviews.
Lloyd Beardsley
1.0
This rating includes all reviews, with more weight given to recent reviews.
May 22, 2026 -

Mark Christopher Auto Center responded

Thank you for sharing your experience. I understand your concerns regarding the recall visit and the time needed for parts to arrive after the initial inspection. At Mark Christopher Auto Center, we aim to provide clear expectations around repair timelines and keep customers updated as their vehicle moves through the service process. Please reach out to me directly so I can review the current status of your vehicle and provide the latest update. We are committed to improving consistency and follow-through throughout the service process. Sincerely, Jeff Rizzi | jrizzi@markchristopher.com | 909-975-3932

May 21, 2026

I brought in my newly purchased 2025 GMC Sierra 2500HD Denali for its complimentary service, and I was pleasantly surprised to receive an appointment as early as the next day. The service was completed in More

by lifeisgood3
Service Price Transparency
Workmanship
Service Time
Service Communication
Recommend Dealer
Yes
Employees Worked With
Cesar Luna
5.0
This rating includes all reviews, with more weight given to recent reviews.
May 21, 2026 -

Mark Christopher Auto Center responded

Thank you for your wonderful review! I’m thrilled to hear that your experience with your new 2025 GMC Sierra 2500HD Denali at Mark Christopher Auto Center was so positive. It's great to know that we could accommodate your appointment quickly and complete the service in a timely manner. I truly appreciate your recommendation and we look forward to seeing you again for any future service needs! Sincerely, Jeff Rizzi | jrizzi@markchristopher.com | 909-975-3932

May 21, 2026

All the employees are very nice and professional as always! Great customer service from beginning to end. More

by Cbb324
Service Price Transparency
Workmanship
Service Time
Service Communication
Recommend Dealer
Yes
Employees Worked With
Juan Fletes
5.0
This rating includes all reviews, with more weight given to recent reviews.
May 21, 2026 -

Mark Christopher Auto Center responded

Thank you for your wonderful review! We greatly appreciate your kind words about our team at Mark Christopher Auto Center. It's fantastic to hear that you experienced great customer service from beginning to end. We look forward to seeing you again soon! Lloyd Beardsley General Manager lbeardsley@markchristopher.com

May 20, 2026

Service staff Christopher Alvarado was pleasant and kept me informed of my car issue. Thanks More

by shrectherapist
Service Price Transparency
Workmanship
Service Time
Service Communication
Recommend Dealer
Yes
Employees Worked With
Christopher Alvarado
May 21, 2026 -

Mark Christopher Auto Center responded

Thank you for your kind words! I’m glad to hear that Christopher was able to assist you and keep you informed about your car issue. I appreciate your feedback, and we look forward to serving you again at Mark Christopher Auto Center! Sincerely, Jeff Rizzi | jrizzi@markchristopher.com | 909-975-3932