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Sales: 9:00 AM - 9:00 PM
Service: 8:00 AM - 5:00 PM

Read Our Reviews from Ontario, Montclair, & Garden Grove, CA Drivers

Check Out Our STG Auto Group Reviews

Take a peek at our automotive group's reviews and see why consumers in Montclair, Garden Grove, and Ontario love our dealerships! We offer a large selection of used cars for sale in California and amazing sales teams to help you explore it. When you visit any of our locations, you'll find friendly faces that want to see you succeed in your car-buying venture. We get great reviews because we give great service. If you have any questions about our services, prices, and cars, please contact us after reviewing our reviews! We love to help, as you can see.

Schedule a Test Drive

Want to see what all the hype is about? Book a test drive and leave a review of your own! Whether it's a comment about our spectacular selection or expert sales staff, we want to hear it! Your feedback helps us serve California drivers better than ever before.

Montclair

Ontario

Dealer Information
STG Auto Group Ontario, Montclair & Garden Grove, CA Get Directions
STG Garden Grove: (855) 637-2379
STG Ontario/Montclair: (855) 637-1975
Sunday:
9:00 AM - 9:00 PM
Monday:
9:00 AM - 9:00 PM
Tuesday:
9:00 AM - 9:00 PM
Wednesday:
9:00 AM - 9:00 PM
Thursday:
9:00 AM - 9:00 PM
Friday:
9:00 AM - 9:00 PM
Saturday:
9:00 AM - 9:00 PM
Sunday:
CLOSED
Monday:
8:00 AM - 5:00 PM
Tuesday:
8:00 AM - 5:00 PM
Wednesday:
8:00 AM - 5:00 PM
Thursday:
8:00 AM - 5:00 PM
Friday:
8:00 AM - 5:00 PM
Saturday:
8:00 AM - 5:00 PM
Sunday:
CLOSED
Monday:
9:00 AM - 6:00 PM
Tuesday:
9:00 AM - 6:00 PM
Wednesday:
9:00 AM - 6:00 PM
Thursday:
9:00 AM - 6:00 PM
Friday:
9:00 AM - 6:00 PM
Saturday:
9:00 AM - 5:00 PM
Phone:

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