Johnson City Auto Repair

2810 W Market St, Johnson City, TN 37604
Call Us:(423) 328-0595
Mon - Fri: 8:00 AM - 5:00 PM
$100 OFF All Major Repairs
It’s Road Trip Season – and you should be #roadready!
FREE Local ... [read more] Towing with all Major Repairs (up to a $60 value)
Nationwide Warranty Available
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Nationwide Warranty

FREE Performance Check
With Repairs

100+ Years as Trusted

FREE Local Towing on
All Major Repairs

Milex Complete Auto Care - Mr. Transmission of
Johnson City, TN

For Johnson City’s best auto repairs and transmission repairs by trusted local mechanics, look no further than Milex Complete Auto Care – Mr. Transmission of Johnson City. Our experienced crew of trained car repair mechanics knows what it takes to get your car back up and running at peak performance and keep it road ready for the long haul. Whenever you notice an issue with your vehicle, bring it by our Johnson City auto repair shop for a comprehensive performance check. We’ll provide an honest assessment of your car's repair needs, then perform high-quality auto repairs at a price that won’t break the bank. You can rely on our local repair team for integrity, respect, and unbeatable workmanship on every repair job.

Regardless of the automotive issues you might be having – from oil changes to full engine repair or replacements – our mechanics will strive to always provide you with a superior auto repair experience. Our repair team has worked with every make and model, and know exactly what your vehicle needs to run at its best. When you choose us for automotive services, you’ll never have to worry about being overcharged for unnecessary repairs. We only perform repairs and replacements that are necessary to preserve the safety and proper operation of your vehicle. And thanks to our nationwide warranty across all our auto shops, you’ll be able to get the high-quality auto care services you expect from any Milex Complete Auto Care – Mr. Transmission anywhere you are in the country.

Milex Complete Auto Care – Mr. Transmission is proud to be America’s leading auto shop, specializing in transmission repair service and so much more. With over 100 years of combined auto repair experience, you can trust our Johnson City team of auto mechanics to get the job done right the first time. There’s no match for the services we provide in Johnson City and the surrounding areas, including Pine Crest, Jonesborough, Oak Grove, and Greeneville.

Give our local mechanics a call today to schedule your next service!

schedule an appointment


We are your Dealership alternative

Going to the dealership can not only be time consuming but could end up being costly on general repairs. Mr. Transmission can perform factory-recommended maintenance and repairs without voiding your new car warranty, making us a cost effective and convenient alternative. Before you head to the dealership for your next factory-scheduled maintenance, schedule an appointment with our professionals.

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    We Educate Our

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    Excellent Customer

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    Involved in Local

  • We service all Makes icon

    We service all
    Makes & Models

We Get to Know You
& Your Vehicle

We will look over your car to determine the root of any problem.

Go Over
Your Options

We tailor our recommendations to your needs.


We won’t do anything without your approval.

We take auto repair to the next level

Same high quality service at every Mr. Transmission locationClick here to find our location

Unparalleled Prices & Great Special OffersView current promotions

Every repair is personalCheck our customer reviews

Supreme customer educationCheck our car care tips

We let the customer decideAt Mr. Transmission, we will never perform a repair
without customer approval

Keeping You Ready

What Our Customers Say

These guys made my day. We were next door with a screw in our tire. Ran over to ask about fixing it and they took the car right in. Didn't even charge us. Would definitely go here again. Thanks guys!!
Alisha O.
They made sure my brakes got done and with quality parts and service. I checked around and their prices were fair if not better than the ones I called. They made sure I was able to get to my job and picked me up. Most of all they treated me like family. Thank you.
Lea R.
We are so happy the people here were able to fix both of our cars after a horrible experience with another mechanic. They were always there to answer any questions we had and kept us updated each day. So thankful for their time, hard work, and kindness!
Julie B.
Best repair shop in Johnson City! They got me in and out super fast, with excellent customer service. If you need anything just ask for Rick, he goes above and beyond to get the job done!
George G.
Great quality work! Great people! Talk to Rick when you go, he knows what he's talking about and will help you in anyway he can. I live well over a hour away in NC and will go back for anything else performance wise I need for my cummins. -trey
Trey H.

Mr. Transmission® Trusted Automotive and Transmission Repair in Johnson City, TN

100+ Years as Trusted
Free Performance
Inspections With Repairs
Free Local Towing on
all Major Repairs
Warranty available

Your vehicle’s transmission is on the fritz, and you’re left wondering what to do and where to go. Mr. Transmission has your back. Mr. Transmission is located in Johnson City, TN. Our transmission repair services are backed with industry experts and advanced technology to offer you the best, most affordable repairs. We diagnose and repair or replace all damaged or worn parts in your transmission to get you and your vehicle back on the road as fast as possible–all without unnecessary strain to your bank account.


Mr. Transmission Milex – Complete Auto Care takes pride and care in every job we do, and we feel confident that you will be completely satisfied with the work we do. The following transmission warranty categories cover all transmission repair work performed at each independently owned and operated franchise center. Our franchise locations and affiliated centers throughout the continental United States will honor the warranty you have been provided with under the terms and conditions outlined on the back of your repair order. Should there be a warranty claim, said claims or damages will not exceed the total amount of repairs listed on your repair order.

12-month/12,000-mile Warranty

This warranty covers repairs and/or replacement of the transmission, parts, or repairs listed on the front of the repair order against material defects and workmanship for 1 year from the date of delivery or 12,000 miles, whichever occurs first.

6-month Warranty/Unlimited Mileage

This warranty covers repairs and/or replacement of the transmission, parts, or repairs listed on the front of the repair order against material defects and workmanship for 6 months from the date of delivery.

90-day Warranty

This warranty may cover a resealed/recondition transmission, standard-clutch assembly, and torque converter (if applicable) against failure of materials and workmanship for 90 days from the date of delivery.

Additional Warranty Programs

Some of our franchise locations offer a third party extended Warranty (not available in all states). This warranty complies with the provisions of our general warranty and third party warranty contract. This program is not offered at all Mr. Transmission Milex locations. Ask one of our professionals for additional information about extended warranty programs available. Warranty programs may vary. Contact Mr. Transmission Milex for more information.

Towing service

FREE Towing on All Major Repairs

Hours of service

Mon - Fri: 8:00 AM - 5:00 PM

Make An appointment

or simply call us:

Our LOcation

2810 W Market St
Johnson City, TN 37604

Services WE OFFER

Transmission Diagnostic

Today's transmissions are more complicated than ever before. Gone are the days when you could diagnose and service your own car.More

Transmission Maintenance

When you bring your vehicle to Mr. Transmission Milex, we run a litany of tests to ... More

Brakes Repair

The brake system is one of the most important safety systems in your vehicle. Keeping up with brake repairs and maintenance... More


Your vehicle's steering and suspension system help keep you safe by controlling the vehicle's ride and handling... More

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Mr. Transmission - Milex Complete Auto Care - Johnson City is committed to ensuring effective communication and digital accessibility to all users. We are continually improving the user experience for everyone, and apply the relevant accessibility standards to achieve these goals. We welcome your feedback. Please call Mr. Transmission - Milex Complete Auto Care - Johnson City (423) 328-0595 if you have any issues in accessing any area of our website.