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Diesel Repair in Georgetown

ASE-Certified Diesel Service, Backed by Owners Keith & Mauri Guyton

Diesel engines demand tools, training, and parts that not every auto shop carries. At Christian Brothers Automotive Westinghouse Road, our ASE-certified technicians are equipped to diagnose and repair diesel vehicles, and on-site owner/operators Keith and Mauri Guyton bring personal accountability to every job. We serve Georgetown drivers and the wider Williamson County area, and we’re proud to have been ranked #1 in Customer Satisfaction Among Aftermarket Full-Service Maintenance and Repair Providers in the J.D. Power 2025 Aftermarket Service Index (ASI) Study, for the sixth consecutive time. (For J.D. Power 2025 award information, visit jdpower.com/awards.)

If waiting at the shop doesn’t fit your schedule, our complimentary shuttle service can get you where you need to go while we work. Prefer to stay? Our lounge has free Wi-Fi, beverages, and snacks.

Ready to schedule diesel service in Georgetown? Call us at (512) 812-9468 or book an appointment online with Christian Brothers Automotive Westinghouse Road.

Diesel Engine Diagnostics & Repair Services

Diesel engines run at higher compression and temperature than gasoline engines, which makes accurate diagnosis the most important first step. Every vehicle that comes into our shop receives a Digital Vehicle Inspection (DVI): our technicians photograph and document their findings, then send that report directly to you before any work is approved. You review the recommendations and decide what gets done. No surprises.

We use manufacturer-quality parts on all repairs, and our service advisors can walk you through every finding in plain language. Common diesel concerns our team can assess include engine diagnostics, fuel system inspection, turbocharger service, exhaust and diesel particulate filter (DPF) checks, cooling system inspection, and routine maintenance like oil and filter changes. If your diesel is showing signs of trouble, such as excessive exhaust smoke, hard starts, loss of power, or a drop in fuel economy, bring it in and we’ll find out what’s driving it.

All diesel repair work is backed by the Nice Difference® Warranty: 3-year/36,000-mile coverage honored at any Christian Brothers Automotive location nationwide.

Why Georgetown Diesel Owners Choose Christian Brothers Automotive Westinghouse Road

Diesel repair can feel risky when you don’t know what you’re paying for. Our Digital Vehicle Inspection removes that uncertainty by giving you photo documentation of every finding before any repair begins. Keith and Mauri Guyton are on-site daily, which means you’re working with owners who stand behind every technician on the floor.

Our approach is built on treating every customer like a neighbor: plain-language explanations, no pressure to approve work you don’t understand, and a Courtesy Inspection included with your service to flag anything else that needs attention. The Nice Difference® Warranty’s 3-year/36,000-mile coverage reflects how seriously we take our workmanship, especially on the higher-cost repairs where confidence in the process matters most.

Schedule Diesel Repair at Our Westinghouse Road Location

Deferred maintenance compounds quickly on diesel engines, and catching problems early can be less expensive than addressing them later. Call us at (512) 812-9468 or schedule your appointment online. We’re located on Westinghouse Road and serve drivers throughout Georgetown and Williamson County.



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1. Schedule Your Appointment

Whether scheduling online or over the phone be sure and let us know what you're experiencing so we can provide fast and accurate service advice.

2. Diagnostics and Inspections

Drop off your vehicle and the shop will get to work with inspections and diagnostics using the same equipment as the manufacturers to determine issues and next steps.

3. Digital Vehicle Inspection Report and Estimate

Following the diagnosis we will text you a digital vehicle inspection report, containing pictures and videos of our findings and recommendations.

4. Review and Approval

A service advisor will reach out to walk you through the findings and recommendations to determine how you would like to proceed, or you can approve work directly in your DVI.

5. Work Performed or Scheduled

Most work can be completed immediately, or scheduled based on parts and customer availability.

Call For a Quote



The Nice Difference® Warranty

Every diesel repair we perform at Christian Brothers Automotive Westinghouse Road is covered by our Nice Difference® Warranty: 3 years or 36,000 miles, whichever comes first. That coverage travels with you and is honored at any Christian Brothers Automotive location nationwide. It’s our confidence in our work, made tangible.

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Keeping Your Diesel Engine Healthy in Georgetown

Diesel engines are built to last, but they reward consistent maintenance and penalize neglect. Deferred oil changes lead to sludge buildup. Worn injectors reduce combustion efficiency. A clogged diesel particulate filter can trigger a cascade of engine management problems. Georgetown’s mix of highway commutes and work-truck duty cycles puts real demands on fuel and exhaust systems, and those demands accelerate wear when maintenance slips.

Warning signs worth acting on quickly include excessive exhaust smoke (black, blue, or white), difficulty starting in any weather, a noticeable loss of power under load, and a sudden drop in fuel economy. Each of those symptoms points to a specific system that benefits from early diagnosis. Catching low compression, filter blockage, or EGR valve issues before they compound can be the lower-cost path.

What to Expect From a Diesel Service Visit

When you bring your diesel vehicle to Christian Brothers Automotive Westinghouse Road, the process starts with our complimentary Digital Vehicle Inspection (DVI). Technicians document their findings with photos and video and send that report directly to your phone. You review it, ask questions, and approve or decline any recommended work before we touch anything. That process applies to every visit, routine or complex.

Diesel oil change intervals vary by manufacturer recommendation, duty cycle, and how the vehicle is used. Higher soot production in diesel combustion means oil degrades differently than in a gasoline engine, and following the right interval for your specific vehicle matters. Fuel filter replacement is another maintenance item that’s easy to overlook but critical: a restricted filter starves the injection system and adds stress to the fuel pump. Our service advisors can walk you through your vehicle’s maintenance schedule and flag what’s coming up based on your current mileage.

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FAQs

  • Q. "Do you offer a warranty?"
    As part of our Nice difference.® commitment to providing our customers the best auto service experience possible, we also offer a 3-year/36,000-mile warranty on all the work that we do. We offer this warranty at every Christian Brothers Automotive nationwide, and it will be honored at any location, regardless of which branch did the initial work.
  • Q. "What is a Digital Vehicle Inspection?"
    With a complimentary Digital Vehicle Inspection (DVI) on every visit, you’ll see firsthand photos of your vehicle from under the hood. We’ll let you know if everything is functioning properly or if there are any areas of concern. You can even approve or deny our service recommendations, all straight from your smartphone, or you can, of course, give us a call and we’ll explain our findings in further detail.
  • Q. "Can you provide service under my extended warranty?"
    Yes. At Christian Brothers Automotive, we work with all major extended warranty providers to make needed repairs for our customers. If you have an extended warranty, you can discuss your carrier with our team when scheduling an appointment and confirm that the work will be covered. You can find a partial list of the extended warranty companies we work with here.
  • Q. "My car is make x and model x. Can you help me?"
    Yes! Christian Brothers Automotive has been providing reliable car maintenance and repair for over 40 years. Over that time, our professionals and ASE-certified technicians have handled a vast range of makes and models, and they continue to navigate the forefront of the auto industry’s technologies. If you own a vehicle from a major American or foreign car maker, we are ready to service it.
  • Q. "Do you offer loaner vehicles or a shuttle service?"
    We understand you have a full schedule. Whether you need to get to work, school, or need to attend to other responsibilities, we can take you where you need to go and even pick you up and bring you back.. Just select the shuttle service option when scheduling or let the service writer know when you call to make your appointment. For more information on our free shuttles, click here.
  • Q. "Can I bring my own parts?"
    Yes, although we will not be able to offer our 3-year/36,000-mile warranty on these parts. Please reference this in your appointment details in the scheduler or when calling to make your appointment to ensure the shop is aware of your plans.

Have more Questions?

Our friendly auto service experts have the answers.

Call your local Christian Brothers Automotive car shop today

Hear What Our Customers Had to Say About Us

  • "I liked the customer service and going above and beyond to make sure I was comfortable while waiting in the store for my vehicle work to be done, specifically being offered a nice hot coffee with creamer."

    - J.L.

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