How do you unlock Ford Transit Connect radio 2003?

To unlock the radio in a 2003 Ford Transit Connect, you'll need the radio's security code, which is typically found in the owner's manual or can be obtained from a Ford dealership by providing your vehicle's VIN. If the radio displays "LOCK" or "CODE," turn the ignition on and press the radio buttons to enter the code. Be cautious, as entering the wrong code multiple times may permanently lock the radio. If you don't have the code, contacting a dealership is the best way to resolve the issue.