engine of vehicle

If your car, truck or SUV is experiencing major engine issues, the technicians at South Mountain Collision & Auto Center in Middletown, MD have you covered. 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 it’s 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.

At some point, while waiting for your tank to fill up, you’ve probably wondered what the difference is between the choices of gasoline at the pump. Typically, you see three buttons, with a number between 85 and 98, in ascending order and ascending prices. These numbers are octane ratings, which you probably know; but what is an octane rating, really?

choosing tires

South Mountain Collision & Auto Center is the leader in Middletown, MD for the selection and service in your tires. Our South Mountain Collision & Auto Center auto shop staff will take the time to educate you on what tire to look for to suit your needs.

coolant system

Regardless of the weather, it's important to maintain your coolant system. At South Mountain Collision & Auto Center in Middletown, we offer the full range of coolant system services, from coolant testing to system flushing. Here’s what you need to know about servicing your cooling system.

steering wheel

Good steering is an underrated and often neglected aspect of commercial truck driving. At South Mountain Collision & Auto Center in Middletown, we believe in making sure you have the best truck possible, whether you’re hauling something across town or across the country.

4X4 vehicle in desert

Is your Cummins, Powerstroke, or Duramax diesel a four-wheel drive? At South Mountain Collision & Auto Center in Middletown, MD, our goal is to help you maintain your four-wheel drive so that it can last you for years to come. Our professional technicians at South Mountain Collision & Auto Center are here to make sure your truck stays ready for anything.

Woman driving a vehicle

At South Mountain Collision & Auto Center in Middletown, MD, we understand that driving style affects your vehicle’s performance and reliability. You probably know that frequent, hard acceleration is bad for your engine and transmission, but what about speed?

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 South Mountain Collision & Auto Center in Middletown, 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.

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