Ringing under dash

[Hamlinvfd401]

Only at lower RPM do I have a high pitch ringing under the dash. Don't matter if windows up or down, top on or off or air on or off. From about 1500 to 3000 RPM

 

[LONGJP2]

Only at lower RPM do I have a high pitch ringing under the dash. Don't matter if windows up or down, top on or off or air on or off. From about 1500 to 3000 RPM

Welcome

Any chance it's the front driveshaft DC joint?