Why your gas mileage dropped suddenly after a spark plug change

Why your gas mileage dropped suddenly after a spark plug change

Ever had that sinking feeling when your car just isn’t performing the way it used to? I remember the exact moment I realized something was wrong. After changing my spark plugs—something I thought would improve my engine’s efficiency—I was hit with an unexpected surprise: my gas mileage plummeted. It was frustrating, confusing, and honestly a … Read more