Contact Us

CarX Auto Service storefront with yellow and black signage, brick exterior, and sunny sky.

Call Us

Got a quick question or need to schedule a service? Give us a ring! Our friendly team is available during business hours to provide fast answers and get your car on the schedule.

Call us (636) 278-4488

Send a Message

Have a specific request or just want to say hi? Fill out our quick contact form below. Just share your name, contact info, and what’s on your mind we’ll respond ASAP!

Frequently Asked Questions (FAQs)

Here are some common questions we get. If you don't find what you're looking for, feel free to contact us directly!

  • What services do you offer at Car-X Tire & Auto?

    We provide a full range of auto repair and maintenance, including brake repair, oil changes, tire services (new tires, rotation, alignment, balancing), engine diagnostics, steering and suspension, and digital vehicle inspections.

  • Why choose Car-X for auto repairs in Mid Rivers?

    Our expert technicians use high-quality parts and equipment at our convenient Mid Rivers location. We’re all about honest service and getting your car fixed right the first time.

  • Do you offer pre-owned vehicle inspections?

    Yes! Our thorough inspections cover all critical vehicle systems, giving you peace of mind when buying or selling a used car.

  • How often should I get an oil change?

    It depends on your vehicle and driving habits, but regular oil changes keep your engine running smoothly. We’ll recommend the best schedule during your visit.

  • Can I book an appointment online?

    While we encourage calling or using our contact form to schedule, our team will work with you to find a time that fits your schedule.

  • What are your operating hours?

    Our current hours are Monday-Friday from 7:30 AM to 5:30 PM, and Saturday from 7:30 AM to 5:00 PM. We are closed on Sundays.

Visit Us in Person

Nothing beats chatting face-to-face. Stop by our St. Louis location for expert auto repair advice or to get your car checked out. Use the map below to find us easily!
Car-X Tire & Auto, 6620 Mexico Rd.  Mid Rivers (St. Peters, MO) 63376.

Our Hours

  • Monday - Friday: 7:30 AM - 5:30 PM
  • Saturday: 7:30 AM - 5:00 PM
  • Sunday: Closed