Ontario, Montclair & Garden Grove, CA

Contact A STG Auto Group Dealership

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Do you have questions or comments for any of our STG dealerships? We're eager to hear what you have to say. Fill out the form below, and one of our helpful team members we will follow up with you as soon as we can. Our simple form makes it easy to let us hear from you. You can ask your questions or address any concerns you have.

We are available to you over the phone, in-person, and by E-mail. If you would like to connect with an STG Auto Group representative in person, feel free to drop by our Garden Grove, Montclair, or Ontario dealership anytime. When you submit the contact form, be sure to note which contact method you prefer we use to follow up with you. Regardless of if it's phone, e-mail, mail, or text, we'll be in touch shortly.

Do you have a question about service and repair services? New car model research and trim options? Available safety features? Maybe you would like to apply for financing or want to learn more about how your credit score impacts your lease options. Regardless of your question, we have an answer for you. If your credit score is less-than-perfect, we want to help you secure credit-challenged financing. Use this form to contact any of our dealerships, and a member of our team will try to be of help. From auto loans to auto repair and dealer discounts to new cars for sale, we look forward to helping you. Contact us today!

We are eager to address all your concerns and provide for your automotive needs. If you don't have a specific question and would like to let us know how you're enjoying your new or used car, we are always excited to hear from our customers. If you have ideas about how to improve our service, please use the comments box to offer your suggestions. Maybe a member of our STG Auto Group team provided exceptional service to make your experience here special. Let us know about it so we can thank that person too! Our goal is to continue to provide a high level of customer service at our dealerships in Garden Grove, Montclair, and Ontario!

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Contact Information
 Email     Phone     Text Message
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:
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 - 6:00 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 - 6:00 PM
Phone:

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