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Mark Christopher Auto Center
Ontario, CA
11,338 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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This rating includes all dealership reviews, with more weight given to recent reviews.
Sales Price Transparency
Service Price Transparency
Trade-in Experience
Purchase Time
Finance Experience
Workmanship
Service Time
Service Communication
Hours
Sales/Showroom
Monday 9:00 AM - 8:00 PM
Tuesday 9:00 AM - 8:00 PM
Wednesday 9:00 AM - 8:00 PM
Thursday 9:00 AM - 8:00 PM
Friday 9:00 AM - 8:00 PM
Saturday 9:00 AM - 8:00 PM
Sunday 9:00 AM - 7:00 PM
Service
Monday 7:00 AM - 5:00 PM
Tuesday 7:00 AM - 5:00 PM
Wednesday 7:00 AM - 5:00 PM
Thursday 7:00 AM - 5:00 PM
Friday 7:00 AM - 5:00 PM
Saturday 8:00 AM - 12:00 PM
Sunday Closed
Parts
Monday 7:00 AM - 5:00 PM
Tuesday 7:00 AM - 5:00 PM
Wednesday 7:00 AM - 5:00 PM
Thursday 7:00 AM - 5:00 PM
Friday 7:00 AM - 5:00 PM
Saturday 8:00 AM - 12:00 PM
Sunday Closed
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Showing 11,338 reviews
Verified Customer
June 07, 2026
Armando was so great to work with, super patient and was extremely helpful!!! I had a wonderful experience, super smooth and easy! extremely helpful!!! I had a wonderful experience, super smooth and easy! More
by garzajasmine31
June 07, 2026
Clean facility, was greeted right away even though line was long. Was in and out in 1.5 hrs with an appointment. was long. Was in and out in 1.5 hrs with an appointment. More
by DJANAYA1
Employees Worked With
June 07, 2026
Sincerely Thank you Mike Sheridan for your excellent work and support and helping me make the right decision on getting my Traverse and Thank You Mark Christopher Auto Center for giving me the opportun work and support and helping me make the right decision on getting my Traverse and Thank You Mark Christopher Auto Center for giving me the opportunity to own my family SUV..Love Me Traverse and will recommend to family and friends 🧡 More
by glorivileandry
Employees Worked With
Mike Sheridan
June 07, 2026
They were extremely helpful and very patient with me in making my decisions in getting my family SUV, and Mike Sheridan was very helpful in answering and explaining all my concerns and im truly grateful to making my decisions in getting my family SUV, and Mike Sheridan was very helpful in answering and explaining all my concerns and im truly grateful to him, I made the right decision and love my Traverse More
by glorivileandry
Employees Worked With
Mike Sheridan he was extremely helpful ??
June 07, 2026
Very satisfied with my experience. Rami was very transparent no gimmick. He was very honest. I will definitely recommend him and the dealership. Rami was very transparent no gimmick. He was very honest. I will definitely recommend him and the dealership. More
by robertv09210
Employees Worked With
Rami
June 07, 2026
Me atendieron a la hora programada, fue rápido el fué muy amable, claro y quedé muy satisfecho, gracias amable, claro y quedé muy satisfecho, gracias More
by oteroalfredo53
Employees Worked With
June 07, 2026
Chelsea was great ! She kept me updated on the needed part for my car. Once it came in, she got me in the very next day: She kept me updated on my vehicle status through She kept me updated on the needed part for my car. Once it came in, she got me in the very next day: She kept me updated on my vehicle status throughout the day and followed up to make sure things were going well the following day. I will definitely be back to mark Christopher for any maintenance needed on my car. And will request Chelsea when available! More
by NELLIE.IRENE11
Employees Worked With
June 07, 2026
Nobu was great, took care of the problem! Bought our Hummer H3 there in 2008, I always have Mark Christopher service it. Someone you can trust! Bought our Hummer H3 there in 2008, I always have Mark Christopher service it. Someone you can trust! More
by thegov
Employees Worked With
June 07, 2026
They provided excellent customer service and completed the service in a timely manner. The waiting area is very nice and comfortable. the service in a timely manner. The waiting area is very nice and comfortable. More
by d.morris1
Employees Worked With
