Why is my stereo turning off and on?
When a car stereo cuts out and then turns back on: The problem is usually in the wiring. If the display shuts off at the same time the music cuts out, then the unit is probably losing power. Tracking down the fault can be difficult when the radio is functioning since it actually has power at that time.
How do I fix my car radio cutting in and out?
Why does my audio system keep cutting out? Verify the speaker wires are properly connected to both the speakers and the A/V receiver. Turn off any nearby electronic devices that may be interfering with the speaker sound. Move the speaker wires away from any electrical cords.
Why does my radio keep turning off when I turn it up?
Alternator, Amplifier and Voltage
As the volume level increases, the drain on the speaker also increases and this causes more charge to be drawn eventually causing the stereo to be cut off due to the lack of power. As the current draw stops, the voltage will again rise which will lead to a new cycle.