Posted on 3/28/2025
Noticing your cooling fan running after you turn off the engine can be confusing, but it isn’t always a sign of trouble. Many modern vehicles are designed to let the fan keep spinning to help cool the engine or prevent heat buildup under the hood. That said, if the fan stays on for too long or runs constantly, it could point to an issue with the cooling system, a faulty sensor, or an electrical problem. Knowing what’s normal and what’s not can help you catch problems early and avoid unnecessary repairs. Why the Cooling Fan Stays On After You Shut Off the Car Modern engines run hotter than older ones because they’re designed for efficiency and reduced emissions. That means they need better cooling—and the fan is part of that equation. When you park after a long drive or after sitting in traffic, the engine might still be above its target temperature. So, even though you’ve turned the car off, the cooling fan may stay on briefly to ... read more
