WE ARE OPEN regular hours & have taken several steps to ensure the health and safety of our customers. 1). FREE Vehicle Pick Up and Delivery*: Get your car repaired without ever leaving home. 2). We will wipe and clean your vehicle’s interior before returning it back to you. 3). Pay From Home: Pay from your mobile device or email – give us a call and pay over the phone.
WE ARE OPEN regular hours & have taken several steps to ensure the health and safety of our customers. 1). FREE Vehicle Pick Up and Delivery*: Get your car repaired without ever leaving home. 2). We will wipe and clean your vehicle’s interior before returning it back to you. 3). Pay From Home: Pay from your mobile device or email – give us a call and pay over the phone.

Diesel Is Our Speciality!

  • Power Stroke
  • Diesel Performance
  • Diesel Repair
  • Cummins Repairs
  • Duramax Performance
  • Duramax Repair

Welcome to United Diesel

We are the Dealership Alternative for your Diesel Vehicle serving all of Metro Atlanta.

Power Stroke Repair

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Our mechanics not only have the passion, but the extensive experience needed for Power Stroke Repair. These trucks require lots of technical knowledge. With our cutting edge diagnostic tools, we will make sure that your Power Stroke is running as good as the day it was built.

Ford Diesel Performance

ford-diesel-performance

We believe that your diesel vehicle deserves the best! Whether it’s a tune-up or major rebuild, United Diesel Repair Flowery Branch has Ford Diesel Performance packages that can get your truck or car in tip-top shape while delivering the quality workmanship.

Cummins Repair

cummins-repair

Having problems with your Dodge diesel engine, transmission, or drive-train? Whatever the problem, our certified Cummins Repair Senior Master Technicians will accurately diagnose the problem and get your truck running like new again. So, don’t worry, you will be back on the road in no time.

Dodge Diesel Performance

dodge-diesel-performance

Dreaming of modifying your Dodge Diesel? Our technicians have decades of experience to handle any performance modification whether it’s a 5.9L or 6.7L Cummins engine. We have the tools and the skills to make it happen.

Duramax Repair

duramax-repair

Our Duramax Repair team is highly trained and experienced to take care of your old or new Duramax system. Whether it’s a high-pressure pump issue or major overhaul, we have you covered!

Duramax Performance

duramax-performance

We are your one stop shop for all your Duramax Performance needs! Our highly trained technicians can take care of all of your service and repairs from engine components to exhaust systems to get you Duramax at max performance. There is no job too big or small!

WHY CHOOSE UNITED DIESEL REPAIR FLOWERY BRANCH?

  • Family owned and operated
  • Over 100 years of experience in diesel service and repair
  • ASE Certified Master Technicians
  • We offer an unbeatable warranty
  • Free WiFi and Concessions
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