Have you always wondered what a spark plug does? Our team here at Melvin's Auto & Truck Repair is here to help you out. It's simple in theory but does quite a lot of work for such a small piece of equipment. Your spark plug forces electricity to arc across a gap like a bolt of lightning at high voltage and fits into your engine's cylinder head, where it “sparks” to ignite the fuel and creates combustion within your engine. Without it, you wouldn't be able to drive your car or truck. 

It’s a busy morning, you’ve finally gotten everyone where they need to be and you’re just pulling into the parking lot at work when your dash light starts glaring at you. Your check engine light shines bright, but you have no idea why. Whether you can tell a difference in the way your car, truck, or SUV is running, your car is trying to tell you something. At Melvin's Auto & Truck Repair in St Augustine, FL, we can help!

It’s a busy morning, you’ve finally gotten everyone where they need to be and you’re just pulling into the parking lot at work when your dash light starts glaring at you. Your check engine light shines bright, but you have no idea why. Whether you can tell a difference in the way your car, truck, or SUV is running, your car is trying to tell you something. At Melvin's Auto & Truck Repair in St Augustine, FL, we can help!

On modern vehicles, the PCV system (Positive Crankcase Ventilation System) is essential to ensuring your car or truck is ready to go when you are and remains a long-lasting, reliable vehicle. It’s much more than just emissions control - your PCV system serves multiple purposes and is quite interesting! How does it work, and what are those purposes?  Here at Melvin's Auto & Truck Repair in St Augustine, FL, we have those answers for you!

Routine services are routine for a good reason. Schedule them with us here so we can be sure that your vehicle stays in the best shape. Here’s a look into what happens when routine services aren’t performed, from Melvin's Auto & Truck Repair in St Augustine, FL.

At Melvin's Auto & Truck Repair in St Augustine, our goal is to keep your car, truck, or SUV shifting and riding as smoothly as it did the day it rolled off the lot. A big part of that is the mounting hardware that keeps the moving parts in your drivetrain running smooth.

Sometimes your car, truck, or SUV stops performing quite like it used to. At Melvin's Auto & Truck Repair in St Augustine, we can fix that. A simple but common issue on vehicles equipped with a manual transmission is shifter bushing issues. Your shifter has a bushing on the end of it, where it connects to the actual transmission. Its purpose is to provide tight, smooth shifting. 

At Melvin's Auto & Truck Repair in St Augustine, routine maintenance and repair isn’t the only thing we do. For custom parts installation, you can also count on us. Common modification enthusiasts do is swapping to a short-throw shifter; but what actually is a short-throw shifter, and what does it do?

You’ve probably heard the term “transmission flush” before at some point in your automotive experience. But what exactly does it mean to have your transmission flushed, and why does it matter? Melvin's Auto & Truck Repair in St Augustine, FL has the answers.

At Melvin's Auto & Truck Repair in St Augustine, FL, quality and precision are our top priority. We specialize in well-engineered performance and luxury vehicles like BMW, Mercedes, Porsche, Land Rover, and Subaru - cars and SUVs that require the right touch. For this reason, we employ ASE certified technicians, to guarantee we’re the best in the business.

At Melvin's Auto & Truck Repair in St Augustine, FL, we know buying a used car, truck, or SUV can be a gamble. While there are no guarantees, there are key points of inspection that tell us a lot about the condition of a vehicle and how it has been maintained. There are some important points of the inspection we verify when checking out a used vehicle.

At Melvin's Auto & Truck Repair in St Augustine, 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.

Hydraulic power has a lot to do with how your transmission operates. There are some basic hydraulic components that keep your transmission running smoothly.

The best way to deal with a blown tire is to prevent it from happening in the first place. However, eventually, a flat tire is going to occur, and it’ll most likely be when you least need it. From Melvin's Auto & Truck Repair in St Augustine, FL, here’s what you need to do.

The best way to deal with a blown tire is to prevent it from happening in the first place. However, eventually, a flat tire is going to occur, and it’ll most likely be when you least need it. From Melvin's Auto & Truck Repair in St Augustine, FL, here’s what you need to do.

All the lights on your vehicle have an important job to do. Brake lights, tail lights, blinkers, reverse lights, and headlights are a crucial part of driving. Lights make you visible, make things visible to you, and allow you to communicate with other drivers. All of a vehicle’s lights make driving easier and safer, and all of them are important...not to mention legally required.

In the market for a new car, truck, or SUV? Used cars aren’t always what they seem; here’s some advice from Melvin's Auto & Truck Repair in St Augustine to make sure you get the used car of your dreams.

Sometimes it can be hard to tell if a transmission is working the way it should or not. Is it supposed to make that noise? Is that problem a symptom of the transmission or something else? Fortunately, Melvin's Auto & Truck Repair in St Augustine, FL has the answers.

Tune-ups are an important and frequently neglected aspect of automotive care. Most drivers don’t really consider the mechanical condition of their car, so long as nothing is wrong with it. However, if a vehicle is tuned-up and maintained correctly, many mechanical failures (and expenses) will be avoided altogether. So whne is the right time to get a tune-up?

At Melvin's Auto & Truck Repair in St Augustine, we change many tires that should’ve been replaced long ago. Your tires can go for miles and miles, but there always comes a time to replace them. So how can you tell when the right time is?