if it is when u are driving it might be thr door or the speaker or if it is closer to the front of the car possibly the transmission
brake pads shot
A grinding noise form a wheel is usually caused by a bad wheel bearing.
The grinding noise you hear are your shocks and struts. If you experience bouncy while you are driving, as well, you should have them changed.
Front grinding could be a bad wheel bearing or in the front axle assembly.
Brakes
Bearings, cv shaft, or brakes.
New CV joints will fix the grinding noise
i have a grinding noise on the front left wheel. i have taken the calipa off and i have one brake pad that is shot. could it be that or can it still be the bearing. how can i find out.
A arm bushings
The Grinding noise in the passenger rear of a 2002 Explorer is most likely either a bad wheel bearing, or a brake problem. Check the brakes then the bearing to find the cause.
A grinding noise usually indicated bad wheel bearings.
axle bearing or brakes or pinion bearing