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Mark Christopher Auto Center
Ontario, CA
11,283 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 6,745 service reviews
June 17, 2026
As always, it starts with Nobu. He’s amazing to work with always accommodating and make sure that you know what’s going on throughout the entire service appointment. Honestly, he i He’s amazing to work with always accommodating and make sure that you know what’s going on throughout the entire service appointment. Honestly, he is the reason we continue to come back to Mark Christopher. He’s trustworthy and I know when he says something that’s what really is happening with my car. The technicians are also great. Never had an issue work always gets done right and that’s why we’ve been a customer for over 15 years. Farid Khansarinia More
by FARID107
Verified CustomerEmployees Worked With
June 16, 2026
Hats off to my service writer Ed Brady and the service director Jeff Rizzi for being as patient as myself in dealing with electronic/ computer issues. director Jeff Rizzi for being as patient as myself in dealing with electronic/ computer issues. More
by SBROWN267
Employees Worked With
June 16, 2026
Always amazing and fast service. Will always take my truck here. Thank you so much Will always take my truck here. Thank you so much More
by OMARJSG
Employees Worked With
June 13, 2026
Great environment to wait while car was being serviced. Excellent customer service! Thank you for snacks, coffee, and car wash. Excellent customer service! Thank you for snacks, coffee, and car wash. More
by TEVANSCARTHEN
Employees Worked With
June 13, 2026
They were very respectful. They took care of my needs quickly and we communicative. I worked with Cesar and he was transparent and efficient. They took care of my needs quickly and we communicative. I worked with Cesar and he was transparent and efficient. More
by K.BERNARD1981
Employees Worked With
June 13, 2026
Mark Christopher's has great prices & fast service that's why I always buy my new vehicle with them. why I always buy my new vehicle with them. More
by ANDYMEZA767
Employees Worked With
June 12, 2026
Chelsea did a great job taking care of all my vehicles needs. She kept me updated and had my car ready as promised. Service like hers are the reason I drive 30 minutes for service. needs. She kept me updated and had my car ready as promised. Service like hers are the reason I drive 30 minutes for service. More
by AMendez
Employees Worked With
June 12, 2026
I appreciate everyone there, customer service is amazing and the techs and mechanics always take such good care of my car. and the techs and mechanics always take such good care of my car. More
by lisagibson
June 12, 2026
It was good experience wait time was very little. Javier is great helps me every time. Waiting room is clean. Overall great experience Javier is great helps me every time. Waiting room is clean. Overall great experience More
by lizarraga2017
Employees Worked With
June 10, 2026
First I text drive a trail boss and then I told him I really like it I wanted to really go for it and he say if can't get the trail boss I have this Sierra it has everything the trail boss has you will b really like it I wanted to really go for it and he say if can't get the trail boss I have this Sierra it has everything the trail boss has you will be able to watch movies and video like YouTube HBO I ask about the weather mats and o yeah that one has it to and the truck doesn't have any of that plus I feel that he trick me because he came with big payments and when I said that was out of my budget he say he had the Sierra but after I got home I was checking the paperwork and I find out that trail boss was 65,000 and the Sierra was at 70 000 how that make since I think he got bigger profit with the Sierra and that's why I feel trick More
by leonelurena30
