Should I Clean or Replace Fuel Injectors?

We recommend cleaning fuel injectors at least every 36 months or 45,000 miles. ... Many engine parts can be replaced without noticeable improvement in performance, but when dirty injectors are cleaned there can be a distinct before-and-after difference!

Is cleaning fuel injectors worth it?

CARS.COM — Cleaning fuel injectors is a service frequently recommended by dealers and repair shops. But unless there are noticeable signs of clogged fuel injectors (such as a rough idle, stalling, poor acceleration or high emissions levels), it might not be necessary.

Can you clean fuel injectors instead of replacing them?

If you do not use your vehicle often, you can clean the fuel injectors every 15,000 miles instead.