![](/Files/Blog/images/What does a Spark Plug do Ricks Auto Mishawaka IN 46545.jpg)
What happen when Spark Plugs go bad?
If you're experiencing any of the following symptoms, it's a good idea to have your spark plugs checked and replaced if necessary:
- Your Engine is misfiring
- Your Vehicle is hard to start
- Your Engine is running rough
- Your Fuel Economy has decreased
![](/Files/Blog/images/What happen when Spark Plugs go bad Ricks Auto IN 46545.jpg)
If you're having any trouble with your Spark Plugs, it's important to have them checked and replaced as soon as possible. Ignoring a problem with your Spark Plugs can lead to more serious Engine problems down the road.