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.

Balanced wheels are essential for a multitude of reasons, particularly on commercial trucks. At Stuart Rolfe Muffler & Auto Service in Midlotian, VA, we have the precision equipment necessary to provide you with the best balance possible, keeping your truck smoothly and reliably on the road.

At Stuart Rolfe Muffler & Auto Service in Midlotian, VA, 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.

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.

At Stuart Rolfe Muffler & Auto Service in Midlotian, VA, 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.

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.

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.

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 Stuart Rolfe Muffler & Auto Service in Midlotian want to provide you here are simple and effective steps you can take to increase your gas mileage, often more considerably than you think.

At Stuart Rolfe Muffler & Auto Service in Midlotian, VA, 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?

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 Stuart Rolfe Muffler & Auto Service in Midlotian, VA, we can fix that.

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 Stuart Rolfe Muffler & Auto Service, we're going to give you some tips on how to make that happen!

At Stuart Rolfe Muffler & Auto Service in Midlotian, VA, 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.

There’s a good chance you don’t know much about pistons or engine building, which is why you rely on the technicians at Stuart Rolfe Muffler & Auto Service in Midlotian, VA when your vehicle has a problem. However, there’s some practical information regarding modern engine design that helps you better care for your vehicle, and keep it going strong. Here are some important aspects of modern piston design, and what it means for you.

It’s no secret, commercial truck tires are expensive. The good news is, if one of your tires is experiencing issues, Stuart Rolfe Muffler & Auto Service in Midlotian, VA 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.

At Stuart Rolfe Muffler & Auto Service in Midlotian, 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.

Fuel injection is one of the greatest innovations in automotive technology to date. From Stuart Rolfe Muffler & Auto Service in Midlotian, VA, here’s a little more information on the fuel injector.

Modern vehicles are becoming increasingly complex, and as a result, computer diagnostic systems are becoming a necessity rather than a convenience. At Stuart Rolfe Muffler & Auto Service in Midlotian, VA, our state of the art technology and trained technicians are ready to diagnose any transmission issue you may be experiencing with your car, truck, or SUV.

While fleet trucks and vehicles tend to persist as some of the more simplistic vehicles on the road, the modernization and computerization of the automotive world has not left them untouched. These days, everything is equipped with computer systems, sensors, modules, and more. At Stuart Rolfe Muffler & Auto Service in Midlotian, VA, our professional technicians have the knowledge, equipment, and ability necessary to provide the accurate and vital diagnostics required to keep your fleet on the road.