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Mark Christopher Auto Center
Ontario, CA
11,336 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 6,770 service reviews
July 05, 2026
with appointment routine service took around 4 hours. plus technician went to lunch and took my keys. had to wait for him to come back. plus technician went to lunch and took my keys. had to wait for him to come back. More
by FOLLOWYOURDREAMS.DREAMER
Verified CustomerEmployees Worked With
July 05, 2026
Anthony Lopez in the Service Department was kind and professional. The other employees I asked questions too were also kind and professional. The downside was the amount of time it took for them to pull professional. The other employees I asked questions too were also kind and professional. The downside was the amount of time it took for them to pull up my vehicles once service was complete. More
by krthmpsnteach
Employees Worked With
July 05, 2026
The service was good until I went to pick up my vehicle. It took over 15 minutes for them to bring it to me. No one should be waiting that long. If you know a lot of people have to pick up their vehicle tow It took over 15 minutes for them to bring it to me. No one should be waiting that long. If you know a lot of people have to pick up their vehicle towards the end of the day, have 2 lot porters ready to expedite this service. More
by robert@carrerastours.com
Employees Worked With
July 04, 2026
Loved this dealer, very attentive to there customers and accountable on there time. Would recommend!! accountable on there time. Would recommend!! More
by plascenciaruby.05
Employees Worked With
July 04, 2026
The customer service was outstanding, I was very happy with the service I received . I will continue to always take my car to Mark Christopher with the service I received . I will continue to always take my car to Mark Christopher More
by lisagibson
July 03, 2026
Making a appointment and checking in was very easy, however with a 8:15am appointment for a simple Oil change my vehicle wasn't ready till after 2:00pm. When I need simple things like a oil change it m however with a 8:15am appointment for a simple Oil change my vehicle wasn't ready till after 2:00pm. When I need simple things like a oil change it makes me want to go elsewhere. I would think you could maybe have a dedicated oil change station where customers could simply get a oil change in less than a hr here. I thought William did a good job with his customer service here. More
by smcleod3
Employees Worked With
William Sanchez
July 02, 2026
Great service Tony Lopez always takes care of us. Glad he was able to find out the issue. Glad he was able to find out the issue. More
by GARREOLA
Employees Worked With
July 02, 2026
Even with an appointment I waited 1. 5 hours. Also, the oil change includes a vehicle inspection that did not happen. No mention of my low fluids, no mention or adjustment of tire pressur 5 hours. Also, the oil change includes a vehicle inspection that did not happen. No mention of my low fluids, no mention or adjustment of tire pressure. There is not even a LOF sticker for follow on service reminder. More
by gonzmeister66
Employees Worked With
July 01, 2026
When I arrived I was seen right away when he told me that they would have to keep my car and I told him I had to work he offered me an electric car and I declined so he got me a rental and called me an Uber they would have to keep my car and I told him I had to work he offered me an electric car and I declined so he got me a rental and called me an Uber to take me to get the car he checked on me constantly and I felt good about my experience his customer service was great and he also kept me updated on what was going on with the process of my car he was also very knowledgeable when I had questions. More
by t.wilson06.lw
Employees Worked With
Chris and he was amazing
July 01, 2026
My questions are always answered when I have one and appointments are always available when I need one. appointments are always available when I need one. More
by moniquemarquez90
Employees Worked With
