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Mark Christopher Auto Center
Ontario, CA
11,604 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 6,889 service reviews
September 25, 2026
I had a wonderful experience with the service department at Mark Christopher Dealership. Chris was extremely helpful, professional, and friendly throughout the entire process. He made sure I understood what at Mark Christopher Dealership. Chris was extremely helpful, professional, and friendly throughout the entire process. He made sure I understood what was being done to my vehicle and kept me informed along the way. My car was serviced efficiently, and I really appreciated the care and attention to detail. Chris provided excellent customer service and made the whole experience easy and stress-free. I will be retuning back to maintenance/purchase future cars from this dealer, just by the excellent service that was provided. More
by LILLYALTAMIRANO5
Verified CustomerEmployees Worked With
Chris - service dept
September 25, 2026
I WAS VERY PLEASE WITH SERVICE I RECEIVE AT THE SERVICE CENTER JACKIE DID A GOOD JOB WITH MY SERVICAL AE AND I WAS WELL PLEASE WITH THE TIME MY TRUCK WAS FINISH JACKIE HAS BEEN MY SERVICE PROVIDER FOR MANY CENTER JACKIE DID A GOOD JOB WITH MY SERVICAL AE AND I WAS WELL PLEASE WITH THE TIME MY TRUCK WAS FINISH JACKIE HAS BEEN MY SERVICE PROVIDER FOR MANY YEARS AND HELP ME OUT WITH ANY PROBLEM I HAVE WITH MY VEHICLE WHEN I COME THERE GREAT JOB More
by JONESEARL175
Employees Worked With
September 25, 2026
There is no better service writer than Avo Injian! He is always on top of any service request I have had and communicates progress every step of the way. Very knowledgeable and pleasant. He is always on top of any service request I have had and communicates progress every step of the way. Very knowledgeable and pleasant. More
by BRAD85
Employees Worked With
September 25, 2026
You service all my chevy’s great service for repairs also, and last July my grandson bought his first new Silverado from you guys, can’t say enough thanks. also, and last July my grandson bought his first new Silverado from you guys, can’t say enough thanks. More
by dceski
September 25, 2026
I had several issues with my car. All three were fixed. It was in a bit longer than I would like, however, it was due to parts needing to be shipped to this service center and I appre All three were fixed. It was in a bit longer than I would like, however, it was due to parts needing to be shipped to this service center and I appreciated the consistent communication from Avo. More
by jennyvetere56
Employees Worked With
September 24, 2026
Jackie did a great job . I was taken care of great Thank you Jackie your the best I was taken care of great Thank you Jackie your the best More
by clankster1367
Employees Worked With
September 23, 2026
Check-in was a bit longer than expected. Service writer Provided clarity and transparency on questions asked. Over all smooth experience. Service writer Provided clarity and transparency on questions asked. Over all smooth experience. More
by luis.nunez812
Employees Worked With
September 22, 2026
They are always helpful, friendly, and always take care of any problems I have with any of my cars. Like I've said before they are the G. O. A. T. of auto service departments!!! of any problems I have with any of my cars. Like I've said before they are the G. O. A. T. of auto service departments!!! More
by DICKMELT
Employees Worked With
Nobu Damon
September 20, 2026
The staff at Mark Christopher Cadillac were super nice and carried welcoming personalities. They took care of me as soon as they could, and when they learned that I was waiting for my vehicle, they offere and carried welcoming personalities. They took care of me as soon as they could, and when they learned that I was waiting for my vehicle, they offered to get me a ride home so I wouldn't have to stay and wait. They also sent an Uber to pick me up from home and take me back to the dealership when my car was ready, excellent service More
by megablokk
Employees Worked With
September 20, 2026
excellent service. Very helpful with the service process. They were also very prompt in repairing my vehicle Very helpful with the service process. They were also very prompt in repairing my vehicle More
by cthompson41
Employees Worked With
