- Mute is turned on: Make sure the mute button on your radio is not turned on.
- Volume is turned down: Ensure the volume on your radio is turned up high enough.
- Speakers are not connected: Ensure the speakers are correctly and securely connected to the radio and the car's electrical system.
- Faulty speaker wires: Check the speaker wires for damage or corrosion.
- Blown speaker: If only one speaker is not working, the speaker might be blown and need to be replaced.
- Faulty radio: If none of the speakers are working, the radio itself might be faulty.
- Incorrect audio input: Make sure you have the correct audio input selected on your radio.