Why Did My Car Speakers Stop Working?
That being said, car speakers tend to fail one at a time. However, the fact that the head unit is turning on doesnt mean its working properly. Check the volume, fade, and pan controls. Anton Minin / Getty Images Test different audio inputs (i.e. radio, CD player, auxiliary input, etc). Test any onboard fuses. Check for loose or unplugged wires. In the process of checking out the amp: Verify that the amplifier is actually turning on....