Posted on 2/28/2025
Spark plugs may be small, but they have a big impact on engine performance. They create the spark that ignites the air-fuel mixture, powering your vehicle. Over time, worn-out spark plugs can lead to rough idling, poor fuel efficiency, sluggish acceleration, and even difficulty starting your car. Replacing them at the right time can prevent engine problems and keep your vehicle running at its best. What Do Spark Plugs Do Each time you start your car, the spark plugs generate a high-voltage spark to ignite the fuel inside the combustion chamber. This controlled explosion powers the engine, creating the energy needed to move your car. A properly functioning spark plug ensures efficient fuel combustion, smooth engine performance, and optimal fuel economy. Signs Your Spark Plugs Need to Be Replaced While spark plugs can last anywhere from 30,000 to 100,000 miles, depending on the type and manufacturer recommendations ... read more