Why Does My RPM Go Up and Down While Parked? The Idling Rollercoaster Explained
Have you ever noticed your car’s RPM needle dancing up and down while you’re parked? It’s like your engine is trying to do the cha-cha without your permission. Don’t worry, you’re not alone in this automotive mystery. Fluctuating RPMs while parked are often caused by issues like vacuum leaks, faulty sensors, or a dirty air … Read more