Try this process and see if it works.
Step one - press one at a time - preset 6, AM, Auto M, Seek UP
Step Two - Input this number, 4989 or 1414
Step Three - Press and hold Auto M and Preset 6 together.
Step Four - The Word 'GOOD' will appear on the screen if the process works.
There is also a procedure that involves removing the radio and re-flashing the security chip inside it using an EPROM reader which is what most dealers use, they pull the unit and send it out.
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Wednesday, May 5th, 2021 AT 1:06 PM