Fuel Service

  • All Your Fuel System Questions Answered

    fuel being put into vehicle

    Your car’s fuel system works with the rest of the engine control system to deliver the best performance with the lowest emissions. Check your car’s fuel system regularly or immediately if you smell gas or suspect a problem.

    What does it do? - The fuel system transfers fuel from the fuel tank and passes it through a fuel filter for straining before it arrives at the injectors. A pressure regulator controls fuel pressure to ensure good engine performance under a variety of speed and load conditions. Fuel injectors, when activated, spray a metered amount of fuel into the engine. Some vehicles use a return line system to return unused fuel back to the tank.

  • Balancing the Tires on Your Fleet

    tire being balanced image

    Balanced wheels are essential for a multitude of reasons, particularly on commercial trucks. At National Brake & Muffler in Griffin, GA, we have the precision equipment necessary to provide you with the best balance possible, keeping your truck smoothly and reliably on the road.

  • Cleaning Your Fuel System

    pumping fuel into car

    Obviously, your fuel delivery system is an extremely important aspect of the running condition of your truck. At National Brake & Muffler in Griffin, our expert team of mechanics can treat and clean your fuel delivery system, ensuring you get the most out of your fleet.

  • Diesel Fuel Systems - How They Work, and How to Maintain Them

    vehicle with smoke coming out the back

    No matter what type of fleet vehicles or commercial trucks you maintain, the fuel system on your diesel is an integral part of keeping you on the road. Gas systems are pretty simple - there’s basically just a pump that pushes gasoline to the injectors. Diesels are a bit more complicated.

  • Factors That Affect Your Fuel Economy

    Person pumping gas into their car

    Fuel economy isn't far from the minds of vehicle owners everywhere. Why can certain cars zip along at close to 40 mpg while others are lucky to get anywhere near 20? As it turns out, there are as many factors that go into how well your ride does at the pumps! Here are the 10 factors that have the greatest impact on fuel consumption.

  • Fuel Contamination - How It Happens, and What to Do About It

    diesel fuel tank

    Is your diesel having issues starting up? Do you hear a knocking noise? Is there blue colored smoke coming from your engine? Don't ingore the signs, those could all be signs of engine failure. One of the leading issues that lead to diesel engine failure is fuel contamination. Fuel contamination comes in different forms, but always has the same result - engine trouble and fuel system failures. Here’s what you need to know about fuel contamination with diesel trucks, from National Brake & Muffler in Griffin, GA.

  • Fuel Contamination - What's The Problem?

    fuel

    At National Brake & Muffler in Griffin, GA, 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. 

  • Fuel System Cleaning - What's In It For Me?

    fuel tank on dash board lit up on E

    Obviously, the dirtier your fuel system is, the bigger the improvement you will see in performance and fuel economy after a fuel system cleaning. But it is important not to wait until your system is running poorly. If you do, by the time you get a cleaning, you’ve wasted hundreds of dollars in gas or even possibly damaged your fuel injectors and catalytic converter.

  • Gas Mileage and How To Increase It

    dashboard

    Good gas mileage is something we all want. In fact, many drivers purchase certain cars solely for gas mileage, and almost all of us at least take it into consideration when purchasing a vehicle. While it is true that gas mileage is by and large determined simply by the type of car, there are actually a variety of things you can do to increase the gas mileage of any automobile. The tips National Brake & Muffler in Griffin want to provide you here are simple and effective steps you can take to increase your gas mileage, often more considerably than you think.

  • Is My Gas Going Bad?

    man putting gas in car

    At National Brake & Muffler in Griffin, GA, we are here to maintain and repair your vehicle. We’re also here to help you keep your car, truck, or SUV in good shape and running strong. “Bad gas” is often cited as the cause for a variety of issues - but what does that mean, and what can you do?

  • Is Your Fleet Turbo Charged?

    fleet vehicles

    Most commercial diesel engines these days are turbocharged. Turbos dramatically increase power and efficiency, particularly on diesel engines, which makes them a must-have item on engines that rely heavily on both. However, sometimes issues arise in turbo systems; at National Brake & Muffler in Griffin, GA, we can fix that.

  • Keep your Fleet Running for Miles

    fleet trucks

    It’s easier than ever to keep your fleet running smoothly for thousands of miles. If a vehicle has less than 50,000 miles on it today, chances are it still has 75 percent of its driving life ahead of it. That’s good news if you’re a company managing a fleet of vehicles. It wasn’t that long ago that hitting the 100,000-mile mark on the odometer was a major milestone. Today, vehicles are built to last. With the proper maintenance and attention, there’s no reason you shouldn’t expect to see that 50,000-mile reading on the odometer one day roll right past 200,000 and keep ongoing. Here at National Brake & Muffler, we're going to give you some tips on how to make that happen!

  • 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 National Brake & Muffler in Griffin, GA, we track maintenance and repairs for a number of reasons. Here’s why:
  • Leaky Injectors Need Your Attention

    Injector

    At National Brake & Muffler in Griffin, GA, 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 a Diesel Fuel System

    Large diesel truck

    Keeping your fuel system maintained will prevent premature parts failure and poor running conditions. Here are some important aspects of diesel fuel system maintenance, to keep your fleet running smoothly. While your system and components should typically be serviced by a professional technician, there are some things you can be conscious of that will go a long way toward keeping your engine in good shape.

  • Prioritize Your Fuel System

    fuel being put into vehicle

    Fuel Systems are particularly important on diesel trucks, whether you drive a Ford, Chevrolet, or Dodge pickup. At National Brake & Muffler in Griffin, GA, fuel system maintenance and repair is a service we prioritize, since we know how essential a reliable fuel system is.

  • Safety Tips for Truck Drivers

    trucks in parking lot

    At National Brake & Muffler in Griffin, we understand how important safety is in the world of truck driving. The stakes are higher in a big truck; potential for damage is obviously far greater, to you, your cargo, and other people on the road. Here are some easy tips that go a long way.

  • Tire Repair For Fleet Vehicles

    tire image

    It’s no secret, commercial truck tires are expensive. The good news is, if one of your tires is experiencing issues, National Brake & Muffler in Griffin, GA has you covered. We want to make sure your fleet stays fully operational and you on the road! Here are some things to keep your eye on when it comes to your tires and tips to keep your tires lasting.

  • What It Means When We Say Ground Connection!

    testing battery

    At National Brake & Muffler in Griffin, we know that few problems are simultaneously as simple and confusing as a bad ground connection on your car, truck, or SUV. Here’s a look at some symptoms of a bad ground, and what you can do to correct it.

  • What's Your Fuel Injector Doing For You?

    picture of gas nozzle in car

    Fuel injection is one of the greatest innovations in automotive technology to date. From National Brake & Muffler in Griffin, GA, here’s a little more information on the fuel injector.

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