Need a Repair Shop You Can Trust?

Come to us for expert auto repair services in Southwest Missouri

Expert Automotive Care with a Personal Touch

Offering full-service auto repair and towing in Southwest Missouri

When your vehicle needs dependable service, you can count on Miller Unlimited -your local, family-owned auto repair shop delivering honest, hands-on care for drivers in Springfield, Nixa, Republic and surrounding areas. Backed by over 20 years of experience, we offer exceptional auto services, covering everything from minor fixes to major repairs. We bring an old-school approach built on transparency, skill, and customer-first service to modern vehicles.


We're not a dealership, and we don't work on diesel or electric cars - we focus entirely on standard gas-powered vehicles, providing personalized repairs with no upsells or gimmicks. At Miller Unlimited, we believe expert care should come with a personal touch. That's why we prioritize communication, explain everything clearly, and treat every customer like family.


Call today to schedule service or request a pricing estimate.

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Stranded? We've Got You Covered 24/7.
 Contact us anytime for fast, reliable light- or medium-duty towing
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Tuneups and Oil Changes

Learn more about our tuneup and oil change services.

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Diagnostics and Maintenance

Learn more about our diagnostic and maintenance services.

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Transmission Repair, Maintenance, and Replacement

Learn more about our transmission repair, maintenance, and replacement services.

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Engine Repair and Replacement

Learn more about our engine repair and replacement services.

Why choose us?

We know it's hard to find a shop you can trust. That's why Miller Unlimited has built a reputation for fairness, quality work, and straight answers. As a family-owned and -operated business with deep roots in Southwest Missouri, we don't just fix cars - we build relationships that last.


Our technicians bring decades of hands-on experience, and we use that knowledge to help you make smart decisions about your vehicle. No pressure. No confusion. Just solid work from a crew that cares.


Call today to experience expert automotive care with a personal touch.

Trust us to keep your vehicle running strong with a wide range of services tailored to your needs in Springfield, Nixa, Republic or surrounding areas. Visit us for:


  1. Complete auto repair services - From brake replacements to engine diagnostics, we service all standard makes and models (excluding diesel and electric).
  2. 24/7 services - Stuck on the side of the road? Our reliable medium- and light-duty towing team is ready day or night to get you where you need to go.
  3. Preventive maintenance - Oil changes, tire rotations, belts, batteries, filters - we handle the upkeep so you avoid bigger problems later.
  4. Old-school customer care - We talk to you like a neighbor, not a number. You'll always know what's happening with your vehicle and why.


Whether you need light-duty towing or routine service, you can count on our team for fast, honest, and effective solutions.

What we offer

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