- Blown fuse: Check the fuse box for a blown fuse related to the radio. Replace the fuse if necessary.
- Faulty wiring: Inspect the wiring harness connecting the radio to the power source and speakers for any damage or loose connections.
- Broken antenna: If the radio has an external antenna, check for any damage or loose connections.
- Faulty radio: If all else fails, the radio itself may be faulty. You may need to replace the radio with a new one.