Browns Mill Auto & Diesel is a family owned and operated diesel and gas auto repair facility serving Johnson City and the surrounding areas. All of our auto mechanics are highly trained and experienced with the cutting edge tools, parts, and technology they need to provide you with nothing short of the best possible service for either your diesel or gas powered vehicle.

Browns Mill Auto & Diesel has built a solid reputation for expert auto mechanic services in Johnson City since 1971. But did you know that we are experts when it comes to diesel auto repair services?  Not only does Browns Mill Auto & Diesel have highly trained and experienced auto repair technicians, we also make sure our team stays cutting edge with ongoing training and updated tools and technology so that we can continue to provide you and your diesel or gas-powered vehicles with the best possible service.

The team at Browns Mill Auto & Diesel in Johnson City loves to work on all makes and models of both gas and diesel powered vehicles. We also love to work on students' cars as well those of our local professionals. We take care of everyone, no matter the vehicle and no matter what you're doing in life! Take a look at this recent 5-star review from the parent of one of our student customers:

"Thank you so much for helping my 18 year old daughter today!!!! honest, genuine, and very helpful mechanics who care. Highly recommended!!!!" -- Dorothy M.

The best thing about the diesel and gas auto repair team at Browns Mill Auto & Diesel is that we really do care about you, your vehicle, and safely keeping you on the road. Browns Mill Auto & Diesel is a Certified Auto Care Center and we offer a 3yr/36,000 mile nationwide warranty. We are also the AAA certified repair center in our area. 

We are open Monday through Friday from 8:00 A.M. - 5:00 P.M. Feel free to stop by our shop at 3609 N. Roan St. Johnson City, TN 37601

Terms of Service:

I hereby authorize the repair work herein set forth to be done along with the necessary material and agree that you are not responsible for loss or damage to vehicle or articles left in vehicle in case of fire, theft or any other cause beyond your control. I hereby grant you and/or your employees permission to operate the vehicle herein described on streets, highways or elsewhere for the purpose of testing and/or Inspection. An express garagekeeper's lien is hereby acknowledged on above vehicle to secure the amount or repairs thereto. All Vehicles left over 5 DAYS after repairs are completed WILL INCUR A $30.00 PER DAY STORAGE FEE.  In the event any vehicle on our premises is deemed a total loss, by the customers insurance company, storage from the day the vehicle arrived will be charged at the rate of $30 per day, until the vehicle is taken by the customer,copart or other person or party. 

NOW OFFERING 3 YEARS/36,000 MILE NATIONWIDE WARRANTY on Most Repairs. For more Info. visit our website.

Fleet or Commercial Vehicle Warranty 12 months or 12,000 Mile Nationwide Warranty on Most Repairs.  For more info visit our website

We Thank You & Appreciate Your Business   For NATIONWIDE Parts & Labor Warranty, Please Call 800-457-0019  

If you are local, call our shop line at 423-282-2642 for any questions regarding parts or labor warranties. 

Browns Mill Auto & Diesel is a division of Browns Mill Automotive LLC 

Customer Information Privacy Policy

At Browns Mill Auto & Diesel, we respect your privacy and value the trust you place in our team. This policy explains how we collect, use, protect, and share customer information in connection with our automotive repair and maintenance services.

1. Information We Collect

We collect information needed to serve you and maintain accurate customer and vehicle records. This may include:

  • Your name, phone number, email address, and mailing address.

  • Vehicle information, including year, make, model, vehicle identification number (VIN), license plate number, and mileage.

  • Service history, customer concerns, inspection findings, photographs, videos, estimates, repair authorizations, and invoices.

  • Communications with our team and your communication preferences.

  • Payment and transaction information needed to process purchases.

2. How We Use Your Information

We use customer information to:

  • Schedule appointments and communicate about your vehicle.

  • Provide inspections, estimates, repair updates, and service recommendations.

  • Document repair authorizations and maintain service records.

  • Process payments and administer applicable warranties.

  • Send maintenance reminders, follow-up communications, and requests for feedback.

  • Provide Browns Mill Auto & Diesel news, special offers, and relevant marketing communications, subject to your preferences and applicable consent requirements.

  • Meet recordkeeping obligations and resolve questions or disputes.

3. We Do Not Sell Customer Information

Browns Mill Auto & Diesel does not sell or rent your personal information or customer contact lists.

We do not provide your contact information to other businesses for their independent marketing.

4. When Information May Be Shared

We may share information when reasonably necessary to provide services or operate our business, including with:

  • Shop-management software and customer communication providers.

  • Payment processors.

  • Service providers assisting with communications or marketing on our behalf.

  • Warranty administrators, authorized sublet providers, or other parties involved in a repair or claim.

  • Professional advisors or authorities when required by law or reasonably necessary to protect legal rights, prevent fraud, or address safety concerns.

We limit information shared to what is reasonably needed for the purpose. Sharing information with a provider supporting our business does not mean we sell customer information.

5. Communications and Marketing Choices

Providing contact information helps us communicate about appointments, estimates, authorizations, repairs, and invoices. Providing a phone number or accepting this policy does not, by itself, constitute consent to receive automated marketing calls or text messages. We obtain any consent required for those communications separately.

You may stop marketing communications by:

  • Using the unsubscribe option in a marketing email.

  • Replying STOP to a text message.

  • Asking a service advisor or management to update your preferences, including preferences for marketing calls or mailed offers.

Message frequency varies. Message and data rates may apply to text messages.

We honor communication opt-out requests as required by applicable law. Opting out of marketing emails or mail does not prevent necessary service communications through other permitted channels. If you opt out of text messages, please arrange another way for us to contact you about your vehicle.

6. Protecting Your Information

We use reasonable administrative, technical, and physical safeguards designed to protect customer information. Access is limited to employees and service providers who need information to perform their responsibilities.

No method of storage or transmission is completely secure, and we cannot guarantee absolute security.

7. Keeping Customer Records

We retain customer and vehicle information as reasonably necessary to provide services, maintain repair and warranty records, meet legal and accounting obligations, resolve disputes, and document communication preferences.

When information is no longer needed, we take reasonable steps to securely dispose of it or remove identifying details.

8. Reviewing or Updating Your Information

You may contact management to request a correction to your contact information, update communication preferences, or ask about access to or deletion of your personal information.

We may verify your identity before responding. Some records may need to be retained for legal, accounting, warranty, or other legitimate business purposes. We will honor applicable privacy rights.

9. Questions and Policy Updates

For questions about this policy or how your information is handled, contact a service advisor or management at Browns Mill Auto & Diesel during normal business hours.

We may update this policy as our practices or legal requirements change. The current version will be available upon request, with the effective date shown above.

Browns Mill Auto & Diesel
Your Hometown Auto & Diesel Experts!