When do you enter your radio security code?
When do you enter your radio security code? Applies to: Most vehicles 2002 model year and older. As part of the radio's anti-theft system, the radio disables itself when it loses power from the vehicle's battery. If the radio display indicates "CODE" or "OFF," then the radio security code must be entered into the radio in order for the radio to work. 01How to find your Radio Code Do you need a code to unlock your car stereo? If you own a vehicle, you may find that the audio systems are equipped with an Anti-theft or radio code feature that...