How Often to Change Your Spark Plugs

“When do I change my spark plugs?”, you ask? About 30,000 miles, but remember that this can vary greatly depending on the kind of model you drive, your personal driving habits on Clarkston roads, and other factors. It’s best to check your owners manual and read on to learn some key indices. If you find you’re due for a change, explore our service specials and reach out to the Bowman Chevrolet service department.

When Do I Change Spark Plugs? 

Waterford drivers wondering how often to change their spark plugs have the general answer, but since there’s so much room for variation, it’s also good to know what the signs are that your spark plugs are malfunctioning. Here are the most common signs: 

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

Benefits of Changing Your Spark Plugs

In addition to preventing all the issues above, you can expect the following additional benefits when you stay on top of your spark plug intervals:

• Improved fuel economy – Old spark plugs can diminish your fuel economy by as much as 30%. Replace yours, and you’ll more than absorb the cost in savings at the pump. 
• Consistent combustion system – Fresh spark plugs make it easier for your engine to continuously combust, meaning that you’ll enjoy smoother acceleration. 
• Your Vehicle Starts Smoothly – Don’t waste time repeatedly turning the key to ignite your engine. When you replace your spark plugs, it only takes one turn in the ignition. 
• Less harmful emissions – Fresh spark plugs improve fuel economy and reduce emissions. 

Lingering Questions About How Often to Change Spark Plugs? 

Grand Blanc drivers with unanswered questions can call Bowman Chevrolet in Clarkston at (801) 223-4400. If you have questions about other car care topics, don’t forget to explore our parts and service tips for other helpful reads about how to jumpstart your car and more!