How Often to Change Spark Plugs

Mechanic changing spark plugs


Most Nashville drivers strive to keep their vehicles in top shape, but knowing how often to change spark plugs can be confusing for any driver. Luckily, the vehicle experts at Music City Autoplex have put together a guide to help you find the answer to “When do I change my spark plugs?” to help you cruise confidently through Hendersonville in one of the premium models in our inventory.

The rule of thumb is to replace your spark plugs every 30,000 miles, but this can range from car to car. Check your owner’s manual for specifics if you are unsure. Discover more about how often to change spark plugs below, then check out our other tips for all things auto.

When Do I Change Spark Plugs?

Spark plugs play a vital role in the performance of your vehicle and should not be neglected. Spark plugs are involved in your vehicle’s ignition sequence and work by moving the high voltage current from the ignition coil to ignite the combustion chamber upon startup. The following signs are an indicator that your spark plugs aren’t functioning properly:

  • Slow or no start
  • Engine misfire
  • Engine is running rough
  • Rough idling
  • Poor acceleration
  • High fuel consumption

Benefits of Changing Your Spark Plugs

If you are interested in driving efficiently and sticking to your budget, changing your spark plugs offers a host of benefits in addition to improved performance. Perks to look forward to once your spark plugs have been refreshed include:

  • Improved fuel economy – You can improve your fuel economy by as much as 30% with new spark plugs.
  • Consistent combustion system – The continuous production of combustion allows your vehicle to run properly, allowing all systems to be optimized.
  • Your Vehicle Starts Smoothly – With renewed spark plugs, you can experience the power of your engine as the manufacturer intended as you turn the key in the ignition.
  • Less harmful emissions – Replacing your spark plugs can improve your eco-footprint by reducing emissions.

Visit Music City Autoplex for All Things Auto in Madison

Still wondering, “When do I change my spark plugs?” Contact us today! Our team is full of auto enthusiasts who will be happy to help with all of your car care questions. If you are experiencing any of the issues listed above, don’t hesitate to reach out or visit our dealership near Clarksville for additional guidance. Also, be sure to read up on how often to get your oil changed and how to clean leather car seats.

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Music City Autoplex 36.269330, -86.710610.