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Mark Christopher Auto Center
Ontario, CA
10,901 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 10,901 reviews
February 20, 2026
Outstanding knowledge of my vehicle and made the process super simple. Greg Hess was very helpful and explained all the features to me. These guys are amazing. super simple. Greg Hess was very helpful and explained all the features to me. These guys are amazing. More
by bholcombe3
Verified CustomerEmployees Worked With
February 20, 2026
Nobu was great to work with. He was also very respectful and kind. thank you. He was also very respectful and kind. thank you. More
by jlnj5926
Employees Worked With
February 19, 2026
Everyone in all departments is very helpful, from service to sales. Great experience for anyone getting service done on their vehicle. to sales. Great experience for anyone getting service done on their vehicle. More
by yhoyuela
Employees Worked With
February 19, 2026
She was so pleasant and helpful . Enjoyed our first service there and will use them again Enjoyed our first service there and will use them again More
by SANDYC721
Employees Worked With
February 18, 2026
Sales man and managers tried their very best to perform customer service to loyal customers. customer service to loyal customers. More
by roseyrosay2020
Employees Worked With
February 18, 2026
Everyone in Service especially Jackie is so incredibly helpful. They treat you as friends not just paying customers. I will always take my car to them no matter what. helpful. They treat you as friends not just paying customers. I will always take my car to them no matter what. More
by lisagibson
Employees Worked With
February 18, 2026
Mark Christopher Auto Center has great customer service and really cares about getting the job done right the first time. I really appreciate the care and service that was provided at my visit. and really cares about getting the job done right the first time. I really appreciate the care and service that was provided at my visit. More
by amdorough88
Employees Worked With
February 17, 2026
Ashton, the gentleman that met me when I called in to make an appointment and greeted me when I arrived was excellent! Very respectful, considerate and went out of his way to make me welcome and comfort make an appointment and greeted me when I arrived was excellent! Very respectful, considerate and went out of his way to make me welcome and comfortable and answered all my questions carefully and clearly! Overall it was very nice communicating with all your gentlemen. Thank you! More
by asaucedo1948
Employees Worked With
Ashton-Excellent
February 17, 2026
Had a great experience! They were able to workout a deal for me even though it was pretty complex. I got the vehicle I wanted, great price and favorable terms! They were able to workout a deal for me even though it was pretty complex. I got the vehicle I wanted, great price and favorable terms! More
by CESARROMEROC21
Employees Worked With
Alex, Joya
February 17, 2026
Great experience working with our salesman, Ozzie, and the finance office with Cesar. We didn't feel like anything was pushed on us and they took the time to give us the information we needed...even thoug the finance office with Cesar. We didn't feel like anything was pushed on us and they took the time to give us the information we needed...even though we were there well after closing! More
by rmcqb9
Employees Worked With
