If you own or operate a fleet or commercial truck, there’s a lot that factors into having a major repair done on one of your vehicles. At Donnie Braun & Sons Auto Repair in Jefferson City, MO, we’re here to help you make the right choice.

At Donnie Braun & Sons Auto Repair in Jefferson City, MO, our objective is to keep your diesel truck on the road, where it belongs. Whether it’s maintenance, repair, or information that keeps you from needing a repair, we do our best to keep you informed on how to best take care of your diesel truck. Cavitation is a leading killer of diesel engines. It’s an interesting process, albeit an expensive one if your diesel engine is a victim of cavitation. From our team here at Donnie Braun & Sons Auto Repair, here's what you should look out for:

There’s a huge percentage of vehicle on the road, right now, with the check engine light illuminated. Many of them have had it on for years, even. Frequently, a check engine light will illuminate, but pose no immediate problems, so people just get used to it and learn to live with it being on. However, Donnie Braun & Sons Auto Repair in Jefferson City, MO would like you to know that it’s worth having it looked into. Typically, the problem can be diagnosed by simply plugging your car into our computer; the vehicle gives us a code, and we know what the problem is immediately.

Coolant leaks can be a pain - they’re elusive and have a lot of damage potential. Fortunately, at Donnie Braun & Sons Auto Repair in Jefferson City, MO, our technicians know exactly how to diagnose and repair a coolant leak, no matter where it is. Knowing more about where these coolant leaks appear and why they're a problem will help you to recognize a problem and get it repaired before it does further damage.

Coolant is vital to your engine. Without the right type, amount, and proper circulation of coolant, your engine won’t last long. How do you know when it’s time to check it or replace it? Donnie Braun & Sons Auto Repair in Jefferson City, MO has the answers.

Diesel engines are known for their reliability - that’s probably at least partially why you bought one. However, like all things, diesels and their components wear out eventually. Fortunately, the technicians at Donnie Braun & Sons Auto Repair in Jefferson City, MO have you covered. Here are some fuel system issues to watch out for.

Regular maintenance checks of your vehicle will help you avoid a catalytic converter that looks like this resulting in large repair costs which is what our team here at Donnie Braun & Sons Auto Repair in Jefferson City want to avoid at all costs! We feel that every customer has a need to know what repairs are in their future and exactly how to budget for them if need be so we check your vehicle thoroughly and keep you informed.

There are several indicators that your catalytic converter isn't functioning at maximum capacity such as:

The engine in your Chevrolet, Dodge, or Ford diesel pickup is the heart and soul of your truck. At Donnie Braun & Sons Auto Repair in Jefferson City, MO, we repair, rebuild, and replace engines with quality parts and builds, keeping your truck on the road for years to come.

An engine can last anywhere from 50 to 500,000 miles depending mostly on how well you maintain it. While some engines are certainly more reliable than others, all of them depend on maintenance to fulfill their greatest potential. Donnie Braun & Sons Auto Repair in Jefferson City, MO has provided for you some of the determining factors of engine lifespan, to help you make sure your engine lasts as long as it possibly can.

If your car, truck or SUV is experiencing engine issues and you are concerned about having to purchase a new vehicle, our technicians at Donnie Braun & Sons Auto Repair in Jefferson City have an answer that will save you money and help you maintain the value of your vehicle. Today's vehicles cost more than they ever did and you typically have a loan for a much longer time period - yet the warranty it seems stays relatively short!

Here, we believe in treating your vehicle as if it were ours and if your engine is not reliable we can replace it with a JASPER replacement engine with a nationwide parts and labor warranty! It is what we would do with our car, truck or SUV instead of trading it for a higher payment or a vehicle we didn't like as much as what we had!

If your car, truck or SUV is experiencing major engine issues, the technicians at Donnie Braun & Sons Auto Repair in Jefferson City, MO have you covered. Do you hear the engine knocking when it decides to start? Is there smoke pouring from your truck’s exhaust pipe? Whether you’re burning oil, your engine is on its last leg, or has simply given up altogether, we can help. And if you’re not sure what you need, we can help with that too.

The turbocharger on your diesel is a precision-engineered component that requires proper maintenance to ensure it meets your needs and performs every time you get behind the wheel - no matter what the task is.  Here at Donnie Braun & Sons Auto Repair in Jefferson City, MO, our team is the perfect choice to ensure that the turbocharger on your diesel is always working at optimum capacity with no problems as our diesel technicians are simply the best plus when you are running tens or even hundreds of thousands of RPMs, keeping everything in good shape is absolutely necessary. Fortunately, we have exactly what you need!

At Donnie Braun & Sons Auto Repair in Jefferson City, MO, we understand that maintenance is the difference between a truck that makes it to the million-mile mark and a truck that doesn’t come close. Here are some tips to keep your truck in shape for many miles to come.

Something will go wrong with your car, truck, or SUV eventually. The important thing is knowing what to do, and how to deal with it. Just knowing what to do in a situation often means the difference between a quick repair and thousands of dollars worth of work. If you see steam coming from under the hood, it’s important to deal with it appropriately and quickly. Here’s what’s going on, and what to do, from Donnie Braun & Sons Auto Repair in Jefferson City, MO.

Something will go wrong with your car, truck, or SUV eventually. The important thing is knowing what to do, and how to deal with it. Just knowing what to do in a situation often means the difference between a quick repair and thousands of dollars worth of work. If you see steam coming from under the hood, it’s important to deal with it appropriately and quickly. Here’s what’s going on, and what to do, from Donnie Braun & Sons Auto Repair in Jefferson City, MO.

At Donnie Braun & Sons Auto Repair in Jefferson City, MO, we know replacing an entire engine can be a tough call to make - that’s why we’re here to help you make an expert decision on the matter.

At Donnie Braun & Sons Auto Repair in Jefferson City, MO, we know it isn’t always easy deciding what to do next when it comes to major engine repairs. Fortunately, that’s what we’re here for - to help you make the best decision for your situation.

It’s not always easy to recognize when your vehicle is suffering from a simple problem that requires a little maintenance and TLC or there is real engine damage as symptoms can be overlooked and seen as “normal.” While not all sounds and smells may threaten the life of your vehicle or truck engine, there are some obvious warning signs that require a vehicle inspection here at the shop right away.

At Donnie Braun & Sons Auto Repair we offer only the best products to our Jefferson City drivers, that’s why we’re excited to announce the expanded availability of the Cummins 6.7L ISB/QSB Rear Gear Running Complete engine from our partner Jasper Engines & Transmissions. JASPER is the nation’s leader in remanufactured engines and drivetrain products.

If you are experiencing issues with the current engine on your 2013-2018 medium-duty on-road trucks, agriculture, construction, and industrial applications you now have an affordable option for an engine replacement. This engine is available with and without head studs and is completely remanufactured using a standard set of new parts. At Donnie Braun & Sons Auto Repair, we love JASPER products because we know that our customers can depend on the quality of the product while having peace of mind because of the warranty this great company offers.

At Donnie Braun & Sons Auto Repair in Jefferson City, we are always looking for ways to provide our drivers with the highest quality of service and products. That’s why we are proud to partner with the nation’s leader in remanufactured drivetrain products. Jasper Engines and Transmissions are consistently looking for ways to improve products. They recently announced that the Ford 6.2L engine would be available for the 2010-2014 Ford F150/Raptor, 2011-2019 Ford F250/F350, 2017-2020 Ford E350/E450, and the 2015-2020 Indmar Marine (Raptor Engine).