Check Engine Light

  • Are oil changes getting more expensive?

    oil being put into the car

    At R & M Automotive in Rockvale, TN, it’s important to us that you see the value in the work we do. Over the course of the past decade, depending on what type of car, truck, or SUV you drive, it may seem like oil changes have gotten more expensive, and there’s a lot of differentiation in pricing at different locations. What’s going on?

  • Cheap Parts Don’t Cut It and Warranties Matter

    car parts

    At R & M Automotive in Rockvale, TN, 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.

  • Dash Warning Lights to Watch For!

    battery warning light

    It doesn't matter if you are driving a car or truck, jeep or SUV, a diesel 4x4 or a classic when those dash warning lights go off the first thing you do is think "how bad is it?" and "how much will it cost me?" followed quickly by "when was my last service visit?"!!  Driving your vehicle longer safely is all about getting it serviced based on what your vehicle manual recommends and these warning lights are alerting you to a situation that requires your attention. 

    While not all warning lights are a sign that disaster is imminent, no warning indicator light should ever be ignored!

  • Do I really need new oxygen sensors?

    Oxygen Sensor

    At R & M Automotive in Rockvale, TN, 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.

  • How Do I Choose the Right Repair Shop?

    Mechanic working on car and smiling

    There are many factors that go into making R & M Automotive in Rockvale, TN a repair shop that’s above the rest.

  • Is it time to replace your engine?

    At R & M Automotive in Rockvale, TN, we know it isn’t always easy deciding what to do next when it comes to major engine repairs. Fortunately, that’s what we’re here for - to help you make the best decision for your situation.

  • 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 R & M Automotive in Rockvale, TN, we track maintenance and repairs for a number of reasons. Here’s why:
  • 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.

  • Maintaining Your Vehicle Will Save You Money

    mechanic holding two wrenches

    Vehicle maintenance can be expensive. However, when it comes to owning a car, truck, or SUV, the only thing more expensive than maintaining one is doing no maintenance at all. Here’s why, from R & M Automotive in Rockvale, TN.

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

    car wiring chewed up photo

    Here at R & M Automotive in Rockvale 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.

  • Take care of it or high repair bills? Which do you prefer?

    Oil gunked up on an engine.

    We see this with our fleet customers, our regular Rockvale car pool drivers and our diesel truck drivers so it isn't just one type of driver that ends up with a nightmare on their hands costing thousands of dollars to repair, asking about the costs of a JASPER replacement engine!  The fact is your driving habits and maintenance habits can easily avoid this issue!  6 EASY STEPS - Service, Tires, Don't Ignore Service Engine Lights, Keep it Clean & Stop Driving Crazy!

  • 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 R & M Automotive in Rockvale, TN 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. 

  • What does the PCV System do & why is it important to you?

    emissions testing being done on a vehicle

    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 R & M Automotive in Rockvale, TN, we have those answers for you!

  • 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.
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