Check Engine Light

  • ECU problems and reprogramming

    diagnostics

    If you drive a performance or luxury vehicle made by manufacturers like BMW, Mercedes, Subaru, Land Rover, Porsche, etc., you’re probably no stranger to state of the art electronics, sensors, and control systems. At South Mountain Collision & Auto Center, our technicians have the right knowledge, ability, and equipment necessary to keep your car or SUV in top-notch condition.

  • Give Your Car that Extra Boost with a Performance Engine

    engine

    It may be time to retire your old engine, or perhaps you’re looking to boost your vehicle’s performance. Either way, you need a high-performance engine installed, and you need it done right. From bolt-in crate engines to professionally modified motors, South Mountain Collision & Auto Center in Middletown has a team of expert mechanics you can trust to do the quality job you’re searching for. We specialize in engine repair and replacement for high-performance automobiles like Porsche, Audi, BMW, VW, and Subaru.

  • How Do I Choose the Right Repair Shop?

    Mechanic working on car and smiling

    There are many factors that go into making South Mountain Collision & Auto Center in Middletown, MD a repair shop that’s above the rest.

  • It’s time to replace an engine...should you just replace the vehicle?

    Mechanic working on car

    With all fleets and commercial vehicles, there comes a time you have to decide - do we fix this vehicle, or replace it? At South Mountain Collision & Auto Center in Middletown, MD, we’re here to help you figure that out.

  • JASPER - Products You Can Trust

    Dennis Bertles a Navy Seabee Veteran

    At South Mountain Collision & Auto Center in Middletown we provide only the best products to our customers and that’s why we are proud to partner with Jasper Engines and Transmissions. Every day at our shop we provide repairs for a multitude of customers who truly rely on JASPER products to keep their vehicles going strong. Meet Mr. Dennis Bertles, a Navy Seabee veteran and an awesome guy that loves his JASPER products. He depends on JASPER’s 3-year, 100,000-mile warranty and loves the products that they offer.  Mr. Bertles has a Jasper Vortec 5.3L long block engine replacement and a Jasper transfer case replacement in his 2005 Tahoe. Thank you Mr. Bertles for your service to our country and for your dedication to the JASPER brand.

  • 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 South Mountain Collision & Auto Center in Middletown, MD, we track maintenance and repairs for a number of reasons. Here’s why:
  • Leaky Injectors Need Your Attention

    Injector

    At South Mountain Collision & Auto Center in Middletown, MD, 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.

  • Looks Like A Problem? YES!

    Lady with car hood up - steam rising

    Sometimes it is EASY to see if your car or truck needs to come into our shop for professional repairs! 
    1.  You see steam rising from the engine!
    2.  The Check Engine Light is on!
    3.  The engine starts, but there is an odor that is not right.
    4.  You hear grinding or thumping noises.

  • Sometimes it is obvious, others we have to hunt for it!

    car wiring chewed up photo

    Here at South Mountain Collision & Auto Center in Middletown we often do diagnostics and sometimes the problem is obvious after hooking the car up to the computer and reading the codes.  However, sometimes it isn't obvious during a test drive or after hooking it up to all those computer programs!  You know there is a problem and a Check Engine Light is on with the fleet customer telling you the car has been having issues starting and the light has been going off and on depending on several factors.  No pattern, no simple answer but the problem becomes obvious when you start following the "threads of the issue" thanks to all that ASE Technician training.

  • What Do Mechanics Have To Do With Hydraulics?

    mechanic working on car

    A huge part of what the hydraulic system in your transmission does is tell the mechanical components what to do and when to do it. Even if you don't understand how that works, our technicians at South Mountain Collision & Auto Center in Middletown, MD have trained with the best to make sure they understand all the ins and outs of your system. We want you to understand what we're talking about when we talk to you about your vehicle so we'll break down some aspects of your hydraulic system. 

  • Why Are Oil Tests Important?

    mechanic holding oil stick over vehicle Changing the oil in big trucks and commercial vehicles is an expensive, but necessary, part of keeping your vehicles going. You don’t want to wait until it’s too late to change your oil, but changing it too early can be a waste of time and money. Having your oil tested regularly helps us to hone in on exactly how often your oil needs to be changed, to optimize reliability and efficiency.
  • Jasper
  • 247towing
  • 24-Hour Dropoff
  • 3M Auto
  • Acdelco
  • Ari Fleet
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  • Auto Zone
  • Au Ve Co
  • BBB
  • B&W Trailer Hitches
  • BG Products
  • Bosch Automotive
  • Cooper Tires
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  • Ford Power Stroke Diesel
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  • LMC Truck
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  • Motorcraft Parts
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  • NFIB
  • Pet Friendly
  • PPG Paint
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  • RV Repair
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  • Welding
  • Warranty 12 24
  • Wifi Available