Diesel Repair

  • A Brief History of the Diesel Engine

    diesel engine

    At Dennis Road Automotive in Dallas, TX, we know that diesel engines play a huge role in many of our customers' daily ways of life. If you drive a Duramax, Powerstroke, or Cummins diesel pickup, you obviously appreciate the power of the diesel engine. Diesel engines are prevalent all over the road, but where did it all start, and why are diesel engines most commonly found in trucks today? 

  • AC Diagnostics for Your Vehicle

    air conditioning in a car

    At Dennis Road Automotive in Dallas, we understand how important it is to have ice cold AC in your truck on a long, hot day. Whether you drive a Chevy, Ford, or Dodge diesel pickup, chances are you have a lot of cab to cool down, and a subpar AC just won’t cut it.

  • Are oil changes getting more expensive?

    oil being put into the car

    At Dennis Road Automotive in Dallas, TX, it’s important to us that you see the value in the work we do. Over the course of the past decade, depending on what type of car, truck, or SUV you drive, it may seem like oil changes have gotten more expensive, and there’s a lot of differentiation in pricing at different locations. What’s going on?

  • Brakes - Putting a Stop to Your Diesel

    boot with a foot on the pedal

    At Dennis Road Automotive in Dallas, TX, we know your Ford, Chevrolet, or Dodge pickup was designed for optimal power, torque, and towing and hauling ability, no matter what the job is. We also know that while getting up to speed in a timely fashion is important, your diesel pickup’s ability to stop is equally essential.

  • Cheap Parts Don’t Cut It and Warranties Matter

    car parts At Dennis Road Automotive in Dallas, TX, we’re in the business of quality. Quality work, quality parts, and quality service keep a business going. Here is a quick rundown on why it’s important to install components that will perform reliably, and keep you taken care of in the event that they don’t.
  • Coolant Leaks - What to Watch Out For, and How to Find Them

    coolant in vehicle with hood up

    Coolant leaks can be a pain - they’re elusive and have a lot of damage potential. Fortunately, at Dennis Road Automotive in Dallas, TX, 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.

  • Diagnosing a Bad Brake Master Cylinder

    mechanic working on brakes

    Your brake master cylinder is an integral part of your brake system. When one fails, some odd symptoms may arise, and it may be difficult to diagnose. Here’s some information to help you decide if yours has gone bad. At Dennis Road Automotive in Dallas, TX we want you to know what to look out for so that you can be safely on the road.

  • Do I really need new oxygen sensors?

    Oxygen Sensor

    At Dennis Road Automotive in Dallas, TX, our goal is to keep your car, truck, or SUV reliable and in great shape. To us, it’s important that we’re paying attention to both your needs and the needs of your vehicle. When it comes to oxygen sensors, sometimes it seems a bit nebulous on what they actually do and why they’re important; we’re here to clear things up for you.

  • Don't Forget a Coolant Flush!

    hand screwing lid off of coolant

    At Dennis Road Automotive in Dallas, TX, it’s important to us that your car, truck, or SUV is ready for any condition. Coolant flushes are an important part of getting your vehicle ready for winter - here’s why.

  • Fuel Contamination - What's The Problem?

    fuel

    At Dennis Road Automotive in Dallas, TX, we know that fuel contamination is one of the priciest and most problematic issues that may plague a diesel engine. There are a variety of issues that cause contamination in fuel. Knowing these issues will help drivers become aware of fuel contamination and hopefully prevent these issues. 

  • How can you tell if your transmission is slipping?

    transmission up close

    A slipping transmission is never a good thing. What causes it, what forms does it take, and how do you know if yours is slipping? From Dennis Road Automotive in Dallas, TX, here’s what you need to know.

  • How Does Your Turbo Work?

    line of diesel trucks

    Your turbocharger will work in essentially the same way, whether you drive a Powerstroke, Cummins, or Duramax diesel pickup. While there are differences in designs and applications, turbos haven’t changed all that much over the past century. Now that you know what one is made of, we’ll look at how it works.

  • Is "Remanufactured" Worth It?

    mechanic checking list with car hood up

    What does “remanufactured” mean, and is it something you want? At Dennis Road Automotive in Dallas, TX, we strive for great service and a job well done. Part of that is equipping you with the knowledge you need to understand what’s going on when a repair is necessary on your car, truck or SUV. “Remanufactured” is a word that you’ll encounter in the automotive world. Many people perceive that to mean “used”, but that isn’t the case - here’s what you need to know.

  • Is it the Fuel Pump? Determining if Your Pump is Bad, and What to do About it

    car at fuel pump While fuel pump issues are common, they often get misdiagnosed. What is your fuel pump, how do you know if yours is bad, and what should you do about it? At Dennis Road Automotive in Dallas, TX, we are going to make sure that you are an informed driver so you know what to look for and what you should do about it.
  • Is That Shaking a Driveshaft Issue?

    driveshaft

    Whatever type of truck you run in your fleet, they all have a driveshaft that connects the transmission to the differential, transferring power to the wheels. At Dennis Road Automotive in Dallas, TX, we specialize in diesel truck and fleet vehicle maintenance and repair, including precision driveshaft care.

  • Keep Your Ball Joints in Working Order

    ball joints

    You’re Chevrolet, Ford, or Ram diesel pickup is a heavy-duty machine, designed to tackle all kinds of situations. The ball joints that connect your suspension to the rest of the truck are under a tremendous amount of strain, both on and off-road - it’s important to keep an eye on them, and make sure they’re in proper working order. Here’s how to gauge the condition of your ball joints, from the professionals at Dennis Road Automotive in Dallas, TX.

  • Keeping Track of Maintenance - Why It’s So Important

    mechanic working on car Keeping track of maintenance done on your fleet vehicles and commercial trucks is one of the most important aspects of fleet management. At Dennis Road Automotive in Dallas, TX, we track maintenance and repairs for a number of reasons. Here’s why:
  • Leaky Injectors Need Your Attention

    Injector

    At Dennis Road Automotive in Dallas, TX, we see our fair share of damage that could’ve been prevented. Leaking injectors are one of the main ways a diesel engine can meet its demise - but the good news is, engine failure can be avoided, as long as the problem is taken care of.

  • Maintaining Your Electrical Systems

    mechanic running diagnostics on a vehicle

    Electrical issues in a vehicle have always been difficult to track down; with the complexity of modern vehicles ever-increasing, sometimes it can seem nearly impossible. Fortunately, at Dennis Road Automotive in Dallas, our team of expert technicians is well trained and perfectly equipped to track down and repair even the most evasive issues in your Ford, Dodge, or Chevy diesel pickup.

  • Make Your Radiator Go The Extra Mile

    hand holding radiator in front of car with hood up

    Since the first automobiles, there have been radiators. Every liquid-cooled engine on the road has, and has always needed, a radiator; without it, the engine would overheat in no time, causing catastrophic engine failure. While the efficiency of radiators, the materials they’re made out of, and the shape and size of them have changed over time, radiators haven’t actually changed much over the last century or so. At Dennis Road Automotive we know that even though radiators generally last a long time, they do occasionally fail. When your radiator is malfunctioning you can trust our technicians to repair yours and get you back on the road.