Why Does My Truck Radio Make So Much Noise?

Episode 1644 (1:00:05)

Derrick from Southern California
Radio

Derrick can't listen to his AM radio in his truck because when it's hot and he turns on his AC, the noise that comes out of the radio in unbearable. Leo also says that a lot of electronics can generate a radio signal and he needs shielding to block out the interference. Sounds like that fan isn't shielded correctly.