Random misfire

Hello,

There are several reasons why an engine will misfire. It could be due to worn out spark plugs, fuel delivery issues, vacuum leaks, faulty ignition coil or module etc.

Take a look at this guide, it covers all the basics:

https://www.2carpros.com/articles/engine-misfires-or-runs-rough

Is your check engine light illuminated? Are you getting any codes?
Most of the time misfire will trigger the check engine light.

https://www.2carpros.com/articles/checking-a-service-engine-soon-or-check-engine-light-on-or-flashing

Please let me know what you have been experiencing or if you have any questions.
Thank you.